Thermocouple Manufacturer in India - Ajmer Thermotech Pvt. Ltd. https://thermocouplesindia.in/ Sensing Your Needs Sat, 06 Sep 2025 06:24:14 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.3 https://thermocouplesindia.in/wp-content/uploads/2025/06/cropped-Siteicon-32x32.png Thermocouple Manufacturer in India - Ajmer Thermotech Pvt. Ltd. https://thermocouplesindia.in/ 32 32 Stove Dome Thermocouple with Double Ceramic Protection Tube Assembly https://thermocouplesindia.in/stove-dome-thermocouple-with-double-ceramic-protection-tube-assembly/ Tue, 10 Jun 2025 19:09:10 +0000 https://thermocouplesindia.in/stove-dome-thermocouple-with-double-ceramic-protection-tube-assembly/ Download Product Catalogue Special Thermocouples: An Overview Special thermocouples are designed for demanding and highly specific industrial applications where standard configurations may not suffice. These sensors are engineered with enhanced protection, customized assemblies, and application-focused materials to ensure accuracy, reliability, and longevity under extreme conditions. Whether operating in molten metal environments, fluidized beds, or specialized […]

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Model : SP2

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Stove Dome Thermocouple with Double Ceramic Protection Tube Assembly

Special Thermocouples: An Overview

Special thermocouples are designed for demanding and highly specific industrial applications where standard configurations may not suffice. These sensors are engineered with enhanced protection, customized assemblies, and application-focused materials to ensure accuracy, reliability, and longevity under extreme conditions. Whether operating in molten metal environments, fluidized beds, or specialized furnaces, special thermocouples are built to meet the unique thermal, mechanical, and chemical challenges of the process.

Working Principle

Like standard thermocouples, special thermocouples operate based on the Seebeck effect. Two dissimilar metals form a thermoelectric circuit; when the two junctions are at different Temperatures, a voltage is generated that corresponds to the Temperature difference. This voltage can be measured and converted into Temperature using standard calibration data. What distinguishes special thermocouples is their robust construction, protective assemblies, and optimized materials suited to extreme industrial applications.

Type R thermocouples consist of a Platinum (Pt) and Platinum-13% Rhodium (Pt-Rh) combination. They are used extensively in high-Temperature environments (0°C to 1600°C) and offer exceptional accuracy (±0.25%) and stability. They are ideal for use in metallurgy, glass, and ceramic industries due to their resistance to oxidation and thermal shock.

Type B thermocouples are made of Platinum-30% Rhodium and Platinum-6% Rhodium. Designed for extremely high Temperatures (up to 1800°C), they are commonly used in high-Temperature furnaces and molten metal applications. They have excellent long-term stability and an accuracy of ±0.50%, making them suitable for continuous use in extreme environments.

Type S thermocouples are composed of Platinum and Platinum-10% Rhodium and offer similar performance to Type R. They operate accurately up to 1600°C and are commonly used in laboratories, metal processing, and pharmaceutical environments where high accuracy (±0.25%) is essential.

Stove Dome Thermocouple – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures the Stove Dome Thermocouple designed specifically for stove dome applications. This model features a noble metal thermocouple element encased in a robust double ceramic protection tube assembly, engineered to withstand the intense thermal and chemical environment found in stove domes and high-Temperature combustion chambers.

The dual-layer ceramic design enhances thermal insulation and provides superior resistance to corrosion, abrasion, and thermal shock, ensuring reliable long-term performance. The Stove Dome Thermocouple is particularly suited for applications where consistent and accurate Temperature readings are essential for Temperature Control and energy efficiency.

Ajmer Thermotech offers full customization of Stove Dome Thermocouple based on customer specifications, including thermocouple type (typically R type Thermocouple, S type Thermocouple or B type Thermocouple for high-Temperature stability), protection tube length, junction configuration, and terminal connection style.

With a focus on rugged construction and measurement accuracy, Stove Dome Thermocouple provides dependable Temperature sensing in one of the most demanding environments. It is a trusted choice across industries involved in heavy process heating, metallurgy, and industrial furnace operations.

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]]> Thermocouple for Molten Copper & Brass with LT-1 Metal Protection Tube Assembly https://thermocouplesindia.in/thermocouple-for-molten-copper-brass-with-lt-1-metal-protection-tube-assembly/ Tue, 10 Jun 2025 19:08:10 +0000 https://thermocouplesindia.in/thermocouple-for-molten-copper-brass-with-lt-1-metal-protection-tube-assembly/ Download Product Catalogue Special Thermocouples: An Overview Special thermocouples are designed for demanding and highly specific industrial applications where standard configurations may not suffice. These sensors are engineered with enhanced protection, customized assemblies, and application-focused materials to ensure accuracy, reliability, and longevity under extreme conditions. Whether operating in molten metal environments, fluidized beds, or specialized […]

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Model : SP1

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Thermocouple for Molten Copper & Brass with LT-1 Metal Protection Tube Assembly

Special Thermocouples: An Overview

Special thermocouples are designed for demanding and highly specific industrial applications where standard configurations may not suffice. These sensors are engineered with enhanced protection, customized assemblies, and application-focused materials to ensure accuracy, reliability, and longevity under extreme conditions. Whether operating in molten metal environments, fluidized beds, or specialized furnaces, special thermocouples are built to meet the unique thermal, mechanical, and chemical challenges of the process.

Working Principle

Like standard thermocouples, special thermocouples operate based on the Seebeck effect. Two dissimilar metals form a thermoelectric circuit; when the two junctions are at different Temperatures, a voltage is generated that corresponds to the Temperature difference. This voltage can be measured and converted into Temperature using standard calibration data. What distinguishes special thermocouples is their robust construction, protective assemblies, and optimized materials suited to extreme industrial applications.

Type R thermocouples consist of a Platinum (Pt) and Platinum-13% Rhodium (Pt-Rh) combination. They are used extensively in high-Temperature environments (0°C to 1600°C) and offer exceptional accuracy (±0.25%) and stability. They are ideal for use in metallurgy, glass, and ceramic industries due to their resistance to oxidation and thermal shock.

Type B thermocouples are made of Platinum-30% Rhodium and Platinum-6% Rhodium. Designed for extremely high Temperatures (up to 1800°C), they are commonly used in high-Temperature furnaces and molten metal applications. They have excellent long-term stability and an accuracy of ±0.50%, making them suitable for continuous use in extreme environments.

Type S thermocouples are composed of Platinum and Platinum-10% Rhodium and offer similar performance to Type R. They operate accurately up to 1600°C and are commonly used in laboratories, metal processing, and pharmaceutical environments where high accuracy (±0.25%) is essential.

Model SP1 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures the Model SP1 special thermocouple for molten copper and brass measurement applications. This model features a noble metal thermocouple housed in a high-durability LT-1 metal protection tube assembly, designed to endure the aggressive and corrosive conditions of non-ferrous molten metal environments.

The SP1 thermocouple provides precise and reliable Temperature monitoring during melting, casting, and refining operations involving copper, brass, and similar alloys. The LT-1 protection tube offers excellent resistance to thermal shock, corrosion, and erosion caused by molten metal contact, ensuring a longer operational life and reduced maintenance.

This model is typically configured with Type R, S, or B noble metal thermocouples due to their superior Temperature range and stability. Ajmer Thermotech offers full customization of the SP1 assembly, including thermocouple type, junction configuration, lead wire specifications, and protection length to meet specific furnace or foundry requirements.

Designed for precision and performance in extreme industrial conditions, the Model SP1 is a trusted solution for high-Temperature applications requiring the utmost accuracy and durability. Ajmer Thermotech’s commitment to engineering excellence and application-specific solutions makes the SP1 a vital component in molten metal Temperature Control.

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]]> Platinum Thermocouple Without Connection Head https://thermocouplesindia.in/platinum-thermocouple-without-connection-head/ Tue, 10 Jun 2025 19:07:21 +0000 https://thermocouplesindia.in/noble-metal-thermocouple-without-connection-head/ Download Product Catalogue Thermocouples: An Overview A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments […]

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Model : P6

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Platinum Thermocouple Without Connection Head

Thermocouples: An Overview

A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments to accurately measure Temperature. Owing to their simplicity, durability, and ability to function without external power, thermocouples are widely used in a range of industrial, scientific, and commercial applications.

Working Principle

The fundamental working principle of a thermocouple lies in the Seebeck effect, where a voltage is generated at the junction of two dissimilar metals when exposed to a Temperature difference. One junction (the hot junction) is placed at the measurement site, while the other (the cold or reference junction) remains at a known Temperature. The voltage generated is proportional to the Temperature difference between these two junctions and is used to determine the unknown Temperature. Accurate Temperature readings are possible with proper cold junction compensation and reference standards.

Type R, S, and B Thermocouples

Type R Thermocouples are composed of a Platinum (Pt) and Platinum-Rhodium (Pt-13%Rh) combination. They are known for their high accuracy (±0.25%) and stability, typically used for Temperature measurement in the range of 0 to 1600°C. Due to their reliability, Type R thermocouples are often used in critical and high-precision applications, including laboratories and high-Temperature furnaces.

Type S Thermocouples, similar in composition to Type R but with a 10% Rhodium component (Pt-10%Rh), also provide exceptional accuracy (±0.25%) and can operate up to 1600°C. They are widely used in the pharmaceutical, glass, and semiconductor industries where high precision is essential.

Type B Thermocouples are made from Platinum and Platinum-30% Rhodium. They are particularly suited for extremely high-Temperature environments, capable of measuring Temperatures up to 1800°C with an accuracy of ±0.50%. Their performance at high Temperatures and excellent stability make them ideal for applications such as steel and ceramic manufacturing.

Platinum Thermocouple Without Connection Head – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, supplies the Platinum Thermocouple (Noble Metal Thermocouple) Without Connection Head. This model is designed for applications where compact size, simplified integration, or custom terminal arrangements are required. By eliminating the connection head, the Model P6 offers greater flexibility for installations within restricted spaces or for direct integration into proprietary enclosures and assemblies.

The thermocouple elements—typically of Type R, S, or B—are constructed using high-purity noble metals to ensure excellent accuracy, stability, and long-term reliability at elevated Temperatures. These elements can be supplied with optional ceramic insulation or protection tubes, depending on the specific process requirements.

Ideal for laboratory equipment, pilot plants, and specialized industrial systems, the Model P6 is available in customized configurations including wire gauge, insulation style, lead length, and terminal type. Ajmer Thermotech ensures precision manufacturing and strict quality standards, making the Model P6 a dependable and versatile solution for high-Temperature measurement without the need for a traditional connection head.

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]]> Platinum Thermocouple with Metal Protection Tube Assembly https://thermocouplesindia.in/platinum-thermocouple-with-metal-protection-tube-assembly/ Tue, 10 Jun 2025 19:06:50 +0000 https://thermocouplesindia.in/noble-metal-thermocouple-with-metal-protection-tube-assembly/ Download Product Catalogue Thermocouples: An Overview A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments […]

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Model : P5

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Platinum Thermocouple with Metal Protection Tube Assembly

Thermocouples: An Overview

A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments to accurately measure Temperature. Owing to their simplicity, durability, and ability to function without external power, thermocouples are widely used in a range of industrial, scientific, and commercial applications.

Working Principle

The fundamental working principle of a thermocouple lies in the Seebeck effect, where a voltage is generated at the junction of two dissimilar metals when exposed to a Temperature difference. One junction (the hot junction) is placed at the measurement site, while the other (the cold or reference junction) remains at a known Temperature. The voltage generated is proportional to the Temperature difference between these two junctions and is used to determine the unknown Temperature. Accurate Temperature readings are possible with proper cold junction compensation and reference standards.

Type R, S, and B Thermocouples

Type R Thermocouples are composed of a Platinum (Pt) and Platinum-Rhodium (Pt-13%Rh) combination. They are known for their high accuracy (±0.25%) and stability, typically used for Temperature measurement in the range of 0 to 1600°C. Due to their reliability, Type R thermocouples are often used in critical and high-precision applications, including laboratories and high-Temperature furnaces.

Type S Thermocouples, similar in composition to Type R but with a 10% Rhodium component (Pt-10%Rh), also provide exceptional accuracy (±0.25%) and can operate up to 1600°C. They are widely used in the pharmaceutical, glass, and semiconductor industries where high precision is essential.

Type B Thermocouples are made from Platinum and Platinum-30% Rhodium. They are particularly suited for extremely high-Temperature environments, capable of measuring Temperatures up to 1800°C with an accuracy of ±0.50%. Their performance at high Temperatures and excellent stability make them ideal for applications such as steel and ceramic manufacturing.

Platinum Thermocouple with Metal Protection Tube – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures the Platinum Thermocouple (Noble Metal Thermocouple) with Metal Protection Tube Assembly. This model is engineered for high-Temperature measurement applications where durability and protection are essential. It features noble metal thermocouple elements, typically of Type R, S, or B, enclosed within a robust metal protection tube that ensures mechanical strength and shields the sensing elements from harsh process environments.

The metal sheath enhances the longevity of the thermocouple by providing resistance to physical damage, contamination, and corrosive atmospheres. The Model P5 is available in a range of sheath materials, lengths, and mounting configurations, allowing for tailored solutions to meet specific process requirements.

Platinum / Rhodium Thermocouple with Metal Protection Tube Assembly ideal for use in industries such as steel, cement, glass, and petrochemical processing, the Model P5 delivers accurate and stable Temperature readings in extreme environments. Ajmer Thermotech’s commitment to precision engineering and customization ensures that the Model P5 offers reliable performance, safety, and extended operational life in critical high-Temperature applications.

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]]> Platinum Thermocouple with Single Ceramic Protection Tube Assembly https://thermocouplesindia.in/platinum-thermocouple-with-single-ceramic-protection-tube-assembly/ Tue, 10 Jun 2025 19:05:40 +0000 https://thermocouplesindia.in/noble-metal-thermocouple-with-single-ceramic-protection-tube-assembly/ Download Product Catalogue Thermocouples: An Overview A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments […]

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Model : P4

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Platinum Thermocouple with Single Ceramic Protection Tube Assembly

Thermocouples: An Overview

A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments to accurately measure Temperature. Owing to their simplicity, durability, and ability to function without external power, thermocouples are widely used in a range of industrial, scientific, and commercial applications.

Working Principle

The fundamental working principle of a thermocouple lies in the Seebeck effect, where a voltage is generated at the junction of two dissimilar metals when exposed to a Temperature difference. One junction (the hot junction) is placed at the measurement site, while the other (the cold or reference junction) remains at a known Temperature. The voltage generated is proportional to the Temperature difference between these two junctions and is used to determine the unknown Temperature. Accurate Temperature readings are possible with proper cold junction compensation and reference standards.

Type R, S, and B Thermocouples

Type R Thermocouples are composed of a Platinum (Pt) and Platinum-Rhodium (Pt-13%Rh) combination. They are known for their high accuracy (±0.25%) and stability, typically used for Temperature measurement in the range of 0 to 1600°C. Due to their reliability, Type R thermocouples are often used in critical and high-precision applications, including laboratories and high-Temperature furnaces.

Type S Thermocouples, similar in composition to Type R but with a 10% Rhodium component (Pt-10%Rh), also provide exceptional accuracy (±0.25%) and can operate up to 1600°C. They are widely used in the pharmaceutical, glass, and semiconductor industries where high precision is essential.

Type B Thermocouples are made from Platinum and Platinum-30% Rhodium. They are particularly suited for extremely high-Temperature environments, capable of measuring Temperatures up to 1800°C with an accuracy of ±0.50%. Their performance at high Temperatures and excellent stability make them ideal for applications such as steel and ceramic manufacturing.

Platinum Thermocouple with Single Ceramic Protection – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, offers the Platinum Thermocouple (Noble Metal Thermocouple) with Single Ceramic Protection Tube Assembly. This model is specifically designed for high-Temperature applications requiring precision and durability. It features noble metal thermocouple elements—typically Type R, S, or B—housed within a single ceramic protection tube that provides excellent thermal insulation and resistance to chemical attack.

The single ceramic tube protects the thermocouple wires from direct exposure to harsh environments while still allowing efficient heat transfer for accurate Temperature readings. This configuration is ideal for use in furnaces, kilns, and other high-Temperature industrial processes. Ajmer Thermotech customizes the Model P4 based on application requirements, offering various sheath lengths, thermocouple types, and terminal configurations.

The Platinum / Rhodium Thermocouple ensures stable and reliable performance in demanding conditions, making it a preferred choice for industries such as glass manufacturing, metallurgy, and ceramics.

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]]> Platinum Thermocouple with Double Ceramic Protection Tube Assembly https://thermocouplesindia.in/platinum-thermocouple-with-double-ceramic-protection-tube-assembly/ Tue, 10 Jun 2025 19:04:59 +0000 https://thermocouplesindia.in/noble-metal-thermocouple-with-double-ceramic-protection-tube-assembly/ Download Product Catalogue Thermocouples: An Overview A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments […]

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Model : P3

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Platinum Thermocouple with Double Ceramic Protection Tube Assembly

Thermocouples: An Overview

A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments to accurately measure Temperature. Owing to their simplicity, durability, and ability to function without external power, thermocouples are widely used in a range of industrial, scientific, and commercial applications.

Working Principle

The fundamental working principle of a thermocouple lies in the Seebeck effect, where a voltage is generated at the junction of two dissimilar metals when exposed to a Temperature difference. One junction (the hot junction) is placed at the measurement site, while the other (the cold or reference junction) remains at a known Temperature. The voltage generated is proportional to the Temperature difference between these two junctions and is used to determine the unknown Temperature. Accurate Temperature readings are possible with proper cold junction compensation and reference standards.

Type R, S, and B Thermocouples

Type R Thermocouples are composed of a Platinum (Pt) and Platinum-Rhodium (Pt-13%Rh) combination. They are known for their high accuracy (±0.25%) and stability, typically used for Temperature measurement in the range of 0 to 1600°C. Due to their reliability, Type R thermocouples are often used in critical and high-precision applications, including laboratories and high-Temperature furnaces.

Type S Thermocouples, similar in composition to Type R but with a 10% Rhodium component (Pt-10%Rh), also provide exceptional accuracy (±0.25%) and can operate up to 1600°C. They are widely used in the pharmaceutical, glass, and semiconductor industries where high precision is essential.

Type B Thermocouples are made from Platinum and Platinum-30% Rhodium. They are particularly suited for extremely high-Temperature environments, capable of measuring Temperatures up to 1800°C with an accuracy of ±0.50%. Their performance at high Temperatures and excellent stability make them ideal for applications such as steel and ceramic manufacturing.

Platinum Thermocouple – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures Platinum Thermocouple (Noble Metal Thermocouple) with Double Ceramic Protection Tube Assembly. This model is specifically designed for high-Temperature applications that demand superior insulation, extended service life, and optimal protection for the sensing elements.

The Platinum / Rhodium Thermocouple incorporates noble metal thermocouple elements—commonly Type R, S, or B—housed within a double ceramic protection tube structure. The inner and outer ceramic tubes offer exceptional thermal and chemical resistance, shielding the thermocouple from harsh process conditions such as corrosive gases, high thermal cycling, and mechanical wear.

Ideal for use in furnaces, kilns, incinerators, and other extreme heat applications, the double ceramic design of the Platinum / Rhodium Thermocouple ensures enhanced durability and measurement reliability. Ajmer Thermotech customizes the thermocouple based on client requirements, including tube length, material grade, junction type, and terminal configuration. The Model P3 exemplifies precision engineering and rugged construction, making it a trusted solution for critical Temperature measurement tasks in challenging environments.

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]]> Platinum Thermocouple for Coke Oven Furnace with Double Ceramic Protection Tube Assembly https://thermocouplesindia.in/platinum-thermocouple-for-coke-oven-furnace-with-double-ceramic-protection-tube-assembly/ Tue, 10 Jun 2025 19:03:39 +0000 https://thermocouplesindia.in/thermocouple-for-coke-oven-furnace-with-double-ceramic-protection-tube-assembly/ Download Product Catalogue Special Thermocouples: An Overview Special thermocouples are designed for demanding and highly specific industrial applications where standard configurations may not suffice. These sensors are engineered with enhanced protection, customized assemblies, and application-focused materials to ensure accuracy, reliability, and longevity under extreme conditions. Whether operating in molten metal environments, fluidized beds, or specialized […]

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Model : P3

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Platinum Thermocouple for Coke Oven Furnace with Double Ceramic Protection Tube Assembly

Special Thermocouples: An Overview

Special thermocouples are designed for demanding and highly specific industrial applications where standard configurations may not suffice. These sensors are engineered with enhanced protection, customized assemblies, and application-focused materials to ensure accuracy, reliability, and longevity under extreme conditions. Whether operating in molten metal environments, fluidized beds, or specialized furnaces, special thermocouples are built to meet the unique thermal, mechanical, and chemical challenges of the process.

Working Principle

Like standard thermocouples, special thermocouples operate based on the Seebeck effect. Two dissimilar metals form a thermoelectric circuit; when the two junctions are at different Temperatures, a voltage is generated that corresponds to the Temperature difference. This voltage can be measured and converted into Temperature using standard calibration data. What distinguishes special thermocouples is their robust construction, protective assemblies, and optimized materials suited to extreme industrial applications.

Type R thermocouples consist of a Platinum (Pt) and Platinum-13% Rhodium (Pt-Rh) combination. They are used extensively in high-Temperature environments (0°C to 1600°C) and offer exceptional accuracy (±0.25%) and stability. They are ideal for use in metallurgy, glass, and ceramic industries due to their resistance to oxidation and thermal shock.

Type B thermocouples are made of Platinum-30% Rhodium and Platinum-6% Rhodium. Designed for extremely high Temperatures (up to 1800°C), they are commonly used in high-Temperature furnaces and molten metal applications. They have excellent long-term stability and an accuracy of ±0.50%, making them suitable for continuous use in extreme environments.

Type S thermocouples are composed of Platinum and Platinum-10% Rhodium and offer similar performance to Type R. They operate accurately up to 1600°C and are commonly used in laboratories, metal processing, and pharmaceutical environments where high accuracy (±0.25%) is essential.

Platinum Thermocouple for Coke Oven Furnace with Double Ceramic Protection Tube Assembly

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures the Platinum Thermocouple under its Special Thermocouples category, engineered specifically for the demanding conditions of coke oven furnaces. This model features a noble metal thermocouple housed within a double ceramic protection tube assembly, designed to withstand extremely high Temperatures and corrosive atmospheres commonly found in metallurgical and furnace environments.

The double ceramic sheath construction offers exceptional thermal insulation, mechanical integrity, and resistance to chemical attack, making it ideal for continuous high-Temperature operation. It supports Type R, S, or B configurations and is optimized for reliable and stable measurements in coke oven chambers and high-heat industrial processing zones.

Ajmer Thermotech provides customization options such as wire gauge, insulation material, lead wire length, terminal styles, and mounting arrangements to suit specific industrial requirements.

Platinum / Rhodium Thermocouple is built for precision, durability, and safety, ensuring long service life even under the most severe thermal conditions.

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]]> Platinum Thermocouple Elements with Ceramic (Four Hole) Insulator https://thermocouplesindia.in/platinum-thermocouple-elements-with-ceramic-four-hole-insulator/ Tue, 10 Jun 2025 19:02:15 +0000 https://thermocouplesindia.in/noble-metal-thermocouple-elements-with-ceramic-four-hole-insulator/ Download Product Catalogue Thermocouples: An Overview A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments […]

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Model : P2

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Platinum Thermocouple Elements with Ceramic (Four Hole) Insulator

Thermocouples: An Overview

A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments to accurately measure Temperature. Owing to their simplicity, durability, and ability to function without external power, thermocouples are widely used in a range of industrial, scientific, and commercial applications.

Working Principle

The fundamental working principle of a thermocouple lies in the Seebeck effect, where a voltage is generated at the junction of two dissimilar metals when exposed to a Temperature difference. One junction (the hot junction) is placed at the measurement site, while the other (the cold or reference junction) remains at a known Temperature. The voltage generated is proportional to the Temperature difference between these two junctions and is used to determine the unknown Temperature. Accurate Temperature readings are possible with proper cold junction compensation and reference standards.

Type R, S, and B Thermocouples

Type R Thermocouples are composed of a Platinum (Pt) and Platinum-Rhodium (Pt-13%Rh) combination. They are known for their high accuracy (±0.25%) and stability, typically used for Temperature measurement in the range of 0 to 1600°C. Due to their reliability, Type R thermocouples are often used in critical and high-precision applications, including laboratories and high-Temperature furnaces.

Type S Thermocouples, similar in composition to Type R but with a 10% Rhodium component (Pt-10%Rh), also provide exceptional accuracy (±0.25%) and can operate up to 1600°C. They are widely used in the pharmaceutical, glass, and semiconductor industries where high precision is essential.

Type B Thermocouples are made from Platinum and Platinum-30% Rhodium. They are particularly suited for extremely high-Temperature environments, capable of measuring Temperatures up to 1800°C with an accuracy of ±0.50%. Their performance at high Temperatures and excellent stability make them ideal for applications such as steel and ceramic manufacturing.

Platinum Thermocouple – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, offers the Platinum Thermocouple Elements with Ceramic (Four Hole) Insulator. This model is designed to deliver high-accuracy Temperature measurement in demanding high-Temperature environments. The thermocouple elements—typically Type R, S, or B—are separated and supported using a high-purity ceramic insulator with four holes, ensuring electrical isolation and mechanical stability.

The four-hole ceramic insulator prevents short-circuiting between the conductors and maintains the structural integrity of the elements, even at elevated Temperatures. This configuration allows for precise Temperature readings while ensuring reliable performance in continuous and cyclic heating operations.

Platinum / Rhodium Thermocouple are widely used in industries such as metal refining, glass manufacturing, and high-Temperature research laboratories. Ajmer Thermotech provides customized specifications for element length, wire gauge, and terminal style to suit a variety of applications. The robust construction and quality materials of the Platinum / Rhodium Thermocouple make it a dependable choice for accurate and long-lasting Temperature sensing.

The post Platinum Thermocouple Elements with Ceramic (Four Hole) Insulator appeared first on Thermotech Thermocouples.

]]> Platinum Thermocouple (Bare Element) https://thermocouplesindia.in/platinum-thermocouple-bare-element/ Tue, 10 Jun 2025 19:01:10 +0000 https://thermocouplesindia.in/noble-metal-thermocouple-bare-element/ Download Product Catalogue Thermocouples: An Overview A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments […]

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Model : P1

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Platinum Thermocouple (Bare Element)

Thermocouples: An Overview

A thermocouple is an electrical device consisting of two dissimilar electrical conductors that form junctions at differing Temperatures. When subjected to a Temperature gradient, a thermocouple produces a small voltage due to the thermoelectric effect. This voltage is Temperature-dependent and can be interpreted using standard reference tables or instruments to accurately measure Temperature. Owing to their simplicity, durability, and ability to function without external power, thermocouples are widely used in a range of industrial, scientific, and commercial applications.

Working Principle

The fundamental working principle of a thermocouple lies in the Seebeck effect, where a voltage is generated at the junction of two dissimilar metals when exposed to a Temperature difference. One junction (the hot junction) is placed at the measurement site, while the other (the cold or reference junction) remains at a known Temperature. The voltage generated is proportional to the Temperature difference between these two junctions and is used to determine the unknown Temperature. Accurate Temperature readings are possible with proper cold junction compensation and reference standards.

Type R, S, and B Thermocouples

Type R Thermocouples are composed of a Platinum (Pt) and Platinum-Rhodium (Pt-13%Rh) combination. They are known for their high accuracy (±0.25%) and stability, typically used for Temperature measurement in the range of 0 to 1600°C. Due to their reliability, Type R thermocouples are often used in critical and high-precision applications, including laboratories and high-Temperature furnaces.

Type S Thermocouples, similar in composition to Type R but with a 10% Rhodium component (Pt-10%Rh), also provide exceptional accuracy (±0.25%) and can operate up to 1600°C. They are widely used in the pharmaceutical, glass, and semiconductor industries where high precision is essential.

Type B Thermocouples are made from Platinum and Platinum-30% Rhodium. They are particularly suited for extremely high-Temperature environments, capable of measuring Temperatures up to 1800°C with an accuracy of ±0.50%. Their performance at high Temperatures and excellent stability make them ideal for applications such as steel and ceramic manufacturing.

Platinum / Rhodium Thermocouple – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Platinum / Rhodium Thermocouple (Noble Metal Thermocouple) Bare Element. This model is engineered for high-Temperature and high-precision applications using noble metal combinations such as Type R, S, or B thermocouples.

The Model P1 consists of Platinum / Rhodium Thermocouple wires without any protection sheath, designed to offer fast response times and direct exposure to the process medium for improved accuracy. It is ideal for laboratory settings, calibration processes, and controlled industrial environments where rapid and precise Temperature readings are essential.

Ajmer Thermotech provides customization for the Model P1, including wire gauge, thermocouple type, junction configuration, and lead wire length, ensuring suitability for a variety of user-specific requirements. The bare element configuration allows it to be easily integrated into advanced sensor assemblies or experimental setups.

With a focus on quality, precision, and flexibility, Ajmer Thermotech’s Platinum / Rhodium Thermocouple delivers reliable performance for critical Temperature measurement tasks in industries such as metallurgy, research labs, and high-Temperature Temperature Control.

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]]> Base Metal Angle Type Thermocouple with Ceramic Protection Tube Assembly https://thermocouplesindia.in/base-metal-angle-type-thermocouple-with-ceramic-protection-tube-assembly/ Tue, 10 Jun 2025 19:00:18 +0000 https://thermocouplesindia.in/base-metal-angle-type-thermocouple-with-ceramic-protection-tube-assembly/ Download Product Catalogue Thermocouples: An Overview A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. […]

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Model : M12

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Base Metal Angle Type Thermocouple with Ceramic Protection Tube Assembly

Thermocouples: An Overview

A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. This voltage, which arises due to the Seebeck effect, can be measured and interpreted to determine Temperature. Thermocouples are known for their durability, simplicity, fast response, and ability to measure a wide range of Temperatures. They do not require external power and can operate reliably in harsh environments, making them ideal for use in industrial, scientific, and commercial settings.

Working Principle

The operating principle of a thermocouple is based on the generation of a thermoelectric voltage when two dissimilar metals are joined at two points, forming a closed loop. One junction is placed at the point where Temperature is to be measured (hot junction), while the other is kept at a known reference Temperature (cold junction). The Temperature difference between these two junctions causes a small voltage to be produced, which can then be correlated to a specific Temperature using thermocouple reference tables or specialized electronic instruments with built-in cold-junction compensation. The accuracy and reliability of this measurement technique have made thermocouples a staple in Temperature monitoring and control systems.

Type K Thermocouple

Type K is the most commonly used thermocouple for general-purpose Temperature measurement. It is made from a combination of Nickel-Chromium (Chromel) and Nickel-Aluminum (Alumel). With a Temperature range of approximately −200°C to +1300°C, Type K is suitable for a broad spectrum of industrial applications. It has a sensitivity of about 41 microvolts per degree Celsius and an accuracy of ±0.75 percent. Due to its stability and resistance to oxidation, Type K performs well in environments with oxidizing or inert atmospheres. It is commonly used in applications such as metal processing, furnaces, chemical plants, and power generation systems.

Type J Thermocouple

Type J thermocouples are made from Iron and Constantan (a copper-nickel alloy). Although they have a more limited Temperature range, from approximately −40°C to +750°C, they offer higher sensitivity than Type K, producing about 50 microvolts per degree Celsius. Type J also has an accuracy of ±0.75 percent. It is particularly well-suited for use in environments where high sensitivity is required at lower Temperatures. However, it should be noted that Type J is less suitable for oxidizing atmospheres at high Temperatures, as the iron conductor can oxidize quickly. Type J thermocouples are often found in the plastics industry, food processing, laboratory equipment, and other controlled settings.

Model M12 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model M12 thermocouple. This model is a base metal angle type thermocouple housed in a ceramic protection tube assembly, designed for high-Temperature applications where angled installation is required for space constraints or specific process configurations. The ceramic protection tube offers excellent thermal resistance and chemical stability, ensuring accurate and reliable Temperature measurement in harsh environments.

The angled construction of the Model M12 facilitates easy mounting in limited-access areas while maintaining optimal sensor placement. It is available in a range of customizable options including thermocouple type, ceramic material, angle orientation, tube length, junction style, and lead wire configuration. The Model M12 is particularly suited for furnaces, kilns, reactors, and other high-Temperature processing systems where both heat resistance and installation flexibility are essential. Ajmer Thermotech’s commitment to precision manufacturing and customer-specific design makes the Model M12 a trusted solution for demanding Temperature sensing applications.

The post Base Metal Angle Type Thermocouple with Ceramic Protection Tube Assembly appeared first on Thermotech Thermocouples.

]]> Base Metal Thermocouple in SS Drilled Rod https://thermocouplesindia.in/base-metal-thermocouple-in-ss-drilled-rod/ Tue, 10 Jun 2025 18:59:05 +0000 https://thermocouplesindia.in/base-metal-thermocouple-in-ss-drilled-rod/ Download Product Catalogue Thermocouples: An Overview A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. […]

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Model : M11

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Base Metal Thermocouple in SS Drilled Rod

Thermocouples: An Overview

A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. This voltage, which arises due to the Seebeck effect, can be measured and interpreted to determine Temperature. Thermocouples are known for their durability, simplicity, fast response, and ability to measure a wide range of Temperatures. They do not require external power and can operate reliably in harsh environments, making them ideal for use in industrial, scientific, and commercial settings.

Working Principle

The operating principle of a thermocouple is based on the generation of a thermoelectric voltage when two dissimilar metals are joined at two points, forming a closed loop. One junction is placed at the point where Temperature is to be measured (hot junction), while the other is kept at a known reference Temperature (cold junction). The Temperature difference between these two junctions causes a small voltage to be produced, which can then be correlated to a specific Temperature using thermocouple reference tables or specialized electronic instruments with built-in cold-junction compensation. The accuracy and reliability of this measurement technique have made thermocouples a staple in Temperature monitoring and control systems.

Type K Thermocouple

Type K is the most commonly used thermocouple for general-purpose Temperature measurement. It is made from a combination of Nickel-Chromium (Chromel) and Nickel-Aluminum (Alumel). With a Temperature range of approximately −200°C to +1300°C, Type K is suitable for a broad spectrum of industrial applications. It has a sensitivity of about 41 microvolts per degree Celsius and an accuracy of ±0.75 percent. Due to its stability and resistance to oxidation, Type K performs well in environments with oxidizing or inert atmospheres. It is commonly used in applications such as metal processing, furnaces, chemical plants, and power generation systems.

Type J Thermocouple

Type J thermocouples are made from Iron and Constantan (a copper-nickel alloy). Although they have a more limited Temperature range, from approximately −40°C to +750°C, they offer higher sensitivity than Type K, producing about 50 microvolts per degree Celsius. Type J also has an accuracy of ±0.75 percent. It is particularly well-suited for use in environments where high sensitivity is required at lower Temperatures. However, it should be noted that Type J is less suitable for oxidizing atmospheres at high Temperatures, as the iron conductor can oxidize quickly. Type J thermocouples are often found in the plastics industry, food processing, laboratory equipment, and other controlled settings.

Model M11 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model M11 thermocouple. This model is a base metal thermocouple housed in a stainless steel drilled rod, designed for rugged and high-precision Temperature measurement in critical industrial applications. The solid SS drilled rod construction offers superior mechanical strength, resistance to corrosion, and protection against harsh process conditions.

The drilled rod design ensures precise sensor positioning while safeguarding the thermocouple elements from physical damage and environmental exposure. The Model M11 is ideal for applications where durability, compact installation, and dependable performance are essential. It is available in various customizable options including thermocouple type, rod diameter, insertion length, junction style, and termination configuration. Commonly used in power generation, metal processing, pressure vessels, and heavy machinery, the Model M11 delivers consistent, accurate, and long-lasting performance. Ajmer Thermotech’s focus on engineering excellence and tailor-made solutions ensures that the Model M11 meets the toughest demands of industrial Temperature sensing.

The post Base Metal Thermocouple in SS Drilled Rod appeared first on Thermotech Thermocouples.

]]> Base Metal Thermocouple with Terminal Block Assembly https://thermocouplesindia.in/base-metal-thermocouple-with-terminal-block-assembly/ Tue, 10 Jun 2025 18:58:59 +0000 https://thermocouplesindia.in/base-metal-thermocouple-with-terminal-block-assembly/ Download Product Catalogue Thermocouples: An Overview A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. […]

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Model : M10

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Base Metal Thermocouple with Terminal Block Assembly

Thermocouples: An Overview

A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. This voltage, which arises due to the Seebeck effect, can be measured and interpreted to determine Temperature. Thermocouples are known for their durability, simplicity, fast response, and ability to measure a wide range of Temperatures. They do not require external power and can operate reliably in harsh environments, making them ideal for use in industrial, scientific, and commercial settings.

Working Principle

The operating principle of a thermocouple is based on the generation of a thermoelectric voltage when two dissimilar metals are joined at two points, forming a closed loop. One junction is placed at the point where Temperature is to be measured (hot junction), while the other is kept at a known reference Temperature (cold junction). The Temperature difference between these two junctions causes a small voltage to be produced, which can then be correlated to a specific Temperature using thermocouple reference tables or specialized electronic instruments with built-in cold-junction compensation. The accuracy and reliability of this measurement technique have made thermocouples a staple in Temperature monitoring and control systems.

Type K Thermocouple

Type K is the most commonly used thermocouple for general-purpose Temperature measurement. It is made from a combination of Nickel-Chromium (Chromel) and Nickel-Aluminum (Alumel). With a Temperature range of approximately −200°C to +1300°C, Type K is suitable for a broad spectrum of industrial applications. It has a sensitivity of about 41 microvolts per degree Celsius and an accuracy of ±0.75 percent. Due to its stability and resistance to oxidation, Type K performs well in environments with oxidizing or inert atmospheres. It is commonly used in applications such as metal processing, furnaces, chemical plants, and power generation systems.

Type J Thermocouple

Type J thermocouples are made from Iron and Constantan (a copper-nickel alloy). Although they have a more limited Temperature range, from approximately −40°C to +750°C, they offer higher sensitivity than Type K, producing about 50 microvolts per degree Celsius. Type J also has an accuracy of ±0.75 percent. It is particularly well-suited for use in environments where high sensitivity is required at lower Temperatures. However, it should be noted that Type J is less suitable for oxidizing atmospheres at high Temperatures, as the iron conductor can oxidize quickly. Type J thermocouples are often found in the plastics industry, food processing, laboratory equipment, and other controlled settings.

Model M10 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model M10 thermocouple. This model is a base metal thermocouple integrated with a terminal block assembly, designed for convenient and secure electrical connection in industrial Temperature measurement systems. The Model M10 offers a reliable solution where direct termination and easy wiring access are essential, allowing for efficient integration into control panels, instrumentation systems, and field junction boxes.

The terminal block provides a solid and organized connection point for lead wires, reducing installation time and ensuring stable signal transmission. The Model M10 can be customized to meet specific application needs, including the choice of thermocouple type, protection sheath material, junction style, terminal block type, and mounting configuration. Suitable for use in manufacturing plants, processing units, and automation systems, the Model M10 delivers accurate and consistent Temperature readings with easy maintenance and field connectivity. Ajmer Thermotech’s dedication to quality craftsmanship and application-specific design makes the Model M10 a dependable choice for industrial Temperature sensing requirements.

The post Base Metal Thermocouple with Terminal Block Assembly appeared first on Thermotech Thermocouples.

]]> Base Metal Thermocouple with Double Ceramic Protection Tube Assembly https://thermocouplesindia.in/base-metal-thermocouple-with-double-ceramic-protection-tube-assembly/ Tue, 10 Jun 2025 18:57:38 +0000 https://thermocouplesindia.in/base-metal-thermocouple-with-double-ceramic-protection-tube-assembly/ Download Product Catalogue Thermocouples: An Overview A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. […]

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Model : M9

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Base Metal Thermocouple with Double Ceramic Protection Tube Assembly

Thermocouples: An Overview

A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. This voltage, which arises due to the Seebeck effect, can be measured and interpreted to determine Temperature. Thermocouples are known for their durability, simplicity, fast response, and ability to measure a wide range of Temperatures. They do not require external power and can operate reliably in harsh environments, making them ideal for use in industrial, scientific, and commercial settings.

Working Principle

The operating principle of a thermocouple is based on the generation of a thermoelectric voltage when two dissimilar metals are joined at two points, forming a closed loop. One junction is placed at the point where Temperature is to be measured (hot junction), while the other is kept at a known reference Temperature (cold junction). The Temperature difference between these two junctions causes a small voltage to be produced, which can then be correlated to a specific Temperature using thermocouple reference tables or specialized electronic instruments with built-in cold-junction compensation. The accuracy and reliability of this measurement technique have made thermocouples a staple in Temperature monitoring and control systems.

Type K Thermocouple

Type K is the most commonly used thermocouple for general-purpose Temperature measurement. It is made from a combination of Nickel-Chromium (Chromel) and Nickel-Aluminum (Alumel). With a Temperature range of approximately −200°C to +1300°C, Type K is suitable for a broad spectrum of industrial applications. It has a sensitivity of about 41 microvolts per degree Celsius and an accuracy of ±0.75 percent. Due to its stability and resistance to oxidation, Type K performs well in environments with oxidizing or inert atmospheres. It is commonly used in applications such as metal processing, furnaces, chemical plants, and power generation systems.

Type J Thermocouple

Type J thermocouples are made from Iron and Constantan (a copper-nickel alloy). Although they have a more limited Temperature range, from approximately −40°C to +750°C, they offer higher sensitivity than Type K, producing about 50 microvolts per degree Celsius. Type J also has an accuracy of ±0.75 percent. It is particularly well-suited for use in environments where high sensitivity is required at lower Temperatures. However, it should be noted that Type J is less suitable for oxidizing atmospheres at high Temperatures, as the iron conductor can oxidize quickly. Type J thermocouples are often found in the plastics industry, food processing, laboratory equipment, and other controlled settings.

Model M9 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model M9 thermocouple. This model is a base metal thermocouple enclosed in a double ceramic protection tube assembly, specifically engineered for extremely high-Temperature applications and aggressive environments. The dual ceramic tube design provides enhanced protection for the thermocouple elements, offering excellent resistance to thermal shock, chemical attack, and mechanical wear.

The outer ceramic sheath adds an extra layer of durability, while the inner tube ensures insulation and measurement stability. This robust construction makes the Model M9 ideal for demanding operations such as glass production, metal smelting, incinerators, and high-Temperature furnaces. The Model M9 can be tailored to exact customer requirements, including thermocouple type, ceramic materials, tube dimensions, junction configuration, and lead wire options. With its combination of high thermal endurance and precision, the Model M9 delivers reliable and long-lasting Temperature measurement. Ajmer Thermotech’s commitment to quality, customization, and performance makes the Model M9 a trusted solution for extreme Temperature sensing applications.

The post Base Metal Thermocouple with Double Ceramic Protection Tube Assembly appeared first on Thermotech Thermocouples.

]]> Base Metal Thermocouple with Single Ceramic Protection Tube Assembly https://thermocouplesindia.in/base-metal-thermocouple-with-single-ceramic-protection-tube-assembly/ Tue, 10 Jun 2025 18:56:07 +0000 https://thermocouplesindia.in/base-metal-thermocouple-with-single-ceramic-protection-tube-assembly/ Download Product Catalogue Thermocouples: An Overview A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. […]

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Model : M8

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Base Metal Thermocouple with Single Ceramic Protection Tube Assembly

Thermocouples: An Overview

A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. This voltage, which arises due to the Seebeck effect, can be measured and interpreted to determine Temperature. Thermocouples are known for their durability, simplicity, fast response, and ability to measure a wide range of Temperatures. They do not require external power and can operate reliably in harsh environments, making them ideal for use in industrial, scientific, and commercial settings.

Working Principle

The operating principle of a thermocouple is based on the generation of a thermoelectric voltage when two dissimilar metals are joined at two points, forming a closed loop. One junction is placed at the point where Temperature is to be measured (hot junction), while the other is kept at a known reference Temperature (cold junction). The Temperature difference between these two junctions causes a small voltage to be produced, which can then be correlated to a specific Temperature using thermocouple reference tables or specialized electronic instruments with built-in cold-junction compensation. The accuracy and reliability of this measurement technique have made thermocouples a staple in Temperature monitoring and control systems.

Type K Thermocouple

Type K is the most commonly used thermocouple for general-purpose Temperature measurement. It is made from a combination of Nickel-Chromium (Chromel) and Nickel-Aluminum (Alumel). With a Temperature range of approximately −200°C to +1300°C, Type K is suitable for a broad spectrum of industrial applications. It has a sensitivity of about 41 microvolts per degree Celsius and an accuracy of ±0.75 percent. Due to its stability and resistance to oxidation, Type K performs well in environments with oxidizing or inert atmospheres. It is commonly used in applications such as metal processing, furnaces, chemical plants, and power generation systems.

Type J Thermocouple

Type J thermocouples are made from Iron and Constantan (a copper-nickel alloy). Although they have a more limited Temperature range, from approximately −40°C to +750°C, they offer higher sensitivity than Type K, producing about 50 microvolts per degree Celsius. Type J also has an accuracy of ±0.75 percent. It is particularly well-suited for use in environments where high sensitivity is required at lower Temperatures. However, it should be noted that Type J is less suitable for oxidizing atmospheres at high Temperatures, as the iron conductor can oxidize quickly. Type J thermocouples are often found in the plastics industry, food processing, laboratory equipment, and other controlled settings.

Model M8 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model M8 thermocouple. This model is a base metal thermocouple housed in a single ceramic protection tube assembly, designed for high-Temperature applications requiring excellent thermal and chemical resistance. The Model M8 is ideal for environments where metal sheaths are unsuitable due to corrosion or oxidation at elevated Temperatures.

The single ceramic tube offers superior insulation and stability, protecting the thermocouple elements from aggressive atmospheres while maintaining accurate and consistent Temperature readings. Available in a range of customizable options, the Model M8 can be configured to meet specific application requirements, including thermocouple type, ceramic material, tube length, junction style, and lead wire termination. Commonly used in kilns, furnaces, glass manufacturing, and other high-Temperature industrial processes, the Model M8 delivers dependable performance and long service life. Ajmer Thermotech’s focus on precision, quality, and customer-specific solutions has established the Model M8 as a reliable choice for advanced Temperature measurement in extreme environments.

The post Base Metal Thermocouple with Single Ceramic Protection Tube Assembly appeared first on Thermotech Thermocouples.

]]> Base Metal Thermocouple in Metal Protection Tube Assembly with Hexagonal Bush https://thermocouplesindia.in/base-metal-thermocouple-in-metal-protection-tube-assembly-with-hexagonal-bush/ Tue, 10 Jun 2025 18:55:41 +0000 https://thermocouplesindia.in/base-metal-thermocouple-in-metal-protection-tube-assembly-with-hexagonal-bush/ Download Product Catalogue Thermocouples: An Overview A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. […]

The post Base Metal Thermocouple in Metal Protection Tube Assembly with Hexagonal Bush appeared first on Thermotech Thermocouples.

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Model : M7

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Base Metal Thermocouple in Metal Protection Tube Assembly with Hexagonal Bush

Thermocouples: An Overview

A thermocouple is a widely used Temperature sensor that operates on the principle of the thermoelectric effect. It consists of two dissimilar electrical conductors that form junctions at different Temperatures. When these junctions are exposed to a Temperature difference, a voltage is generated that corresponds to the Temperature differential. This voltage, which arises due to the Seebeck effect, can be measured and interpreted to determine Temperature. Thermocouples are known for their durability, simplicity, fast response, and ability to measure a wide range of Temperatures. They do not require external power and can operate reliably in harsh environments, making them ideal for use in industrial, scientific, and commercial settings.

Working Principle

The operating principle of a thermocouple is based on the generation of a thermoelectric voltage when two dissimilar metals are joined at two points, forming a closed loop. One junction is placed at the point where Temperature is to be measured (hot junction), while the other is kept at a known reference Temperature (cold junction). The Temperature difference between these two junctions causes a small voltage to be produced, which can then be correlated to a specific Temperature using thermocouple reference tables or specialized electronic instruments with built-in cold-junction compensation. The accuracy and reliability of this measurement technique have made thermocouples a staple in Temperature monitoring and control systems.

Type K Thermocouple

Type K is the most commonly used thermocouple for general-purpose Temperature measurement. It is made from a combination of Nickel-Chromium (Chromel) and Nickel-Aluminum (Alumel). With a Temperature range of approximately −200°C to +1300°C, Type K is suitable for a broad spectrum of industrial applications. It has a sensitivity of about 41 microvolts per degree Celsius and an accuracy of ±0.75 percent. Due to its stability and resistance to oxidation, Type K performs well in environments with oxidizing or inert atmospheres. It is commonly used in applications such as metal processing, furnaces, chemical plants, and power generation systems.

Type J Thermocouple

Type J thermocouples are made from Iron and Constantan (a copper-nickel alloy). Although they have a more limited Temperature range, from approximately −40°C to +750°C, they offer higher sensitivity than Type K, producing about 50 microvolts per degree Celsius. Type J also has an accuracy of ±0.75 percent. It is particularly well-suited for use in environments where high sensitivity is required at lower Temperatures. However, it should be noted that Type J is less suitable for oxidizing atmospheres at high Temperatures, as the iron conductor can oxidize quickly. Type J thermocouples are often found in the plastics industry, food processing, laboratory equipment, and other controlled settings.

Model M7 – Manufactured by Ajmer Thermotech Pvt. Ltd.

Ajmer Thermotech Pvt. Ltd., an ISO 9001:2015 and CE certified company, manufactures and supplies the Model M7 thermocouple. This model is a base metal thermocouple enclosed in a robust metal protection tube assembly, equipped with a hexagonal bush for secure and leak-proof mounting. Designed for industrial environments where strength, precision, and reliable installation are essential, the Model M7 offers excellent mechanical protection while ensuring accurate and stable Temperature measurement.

The hexagonal bush allows for easy and tight integration into process systems, enhancing sealing and stability under pressure and vibration. The metal sheath protects the thermocouple elements from corrosion, impact, and thermal stress, extending operational life in demanding applications. Available in a variety of configurations, the Model M7 can be customized to suit specific industrial needs, including thermocouple type, sheath material, bush size, insertion length, junction style, and lead wire specifications. Commonly used in chemical plants, refineries, power stations, and other process industries, the Model M7 delivers dependable performance with every use. Ajmer Thermotech’s commitment to quality engineering and application-focused solutions makes the Model M7 a trusted choice for reliable Temperature sensing.

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