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Thermocouple for Muffle Furnace in India by Sense Thermo Instruments

Sense Thermo Instruments India Pvt. Ltd. is reputed manufacturers, suppliers, and exporters of Thermocouple for Muffle Furnace in India, Gurgaon, Raipur, Mumbai, Navi Mumbai, PCMC, Pimpri Chinchwad, Khopoli, Patalganga, Pen, Taloja, Rabale, Turbhe, Ambernath, Boisar, Chennai, Coimbatore, Hyderabad, Aurangabad, Chakan, Ranjangaon, Sanaswadi, Shikrapur, Roha, Satara, Nagpur, Nashik, Manesar. We are offering high quality of thermocouple for a muffle furnace—muffle furnace thermocouple in short—is a temperature sensory device highly specialized to withstand the extreme heating conditions manifested in industrial and laboratory furnaces.


This thermocouple is a principal component of almost any system carrying out thermal processing at elevated temperatures, since accurate and reliable temperature measurements provided by such instruments are essential to mimic appropriate material properties, quality control, and energy efficiency.

What is Muffle Furnace?

One of the ovens high in temperature is the muffle furnace used for materials testing, ashing, sintering, heat treatment, and various other industrial or laboratory applications. Preventing access to direct flame or combustion gas action, it provides a clean, controlled environment to the specimen. Such furnaces often reach above 1200°C, thereby requiring extremely robust materials and components, and a strong thermocouple with good responsiveness.


Technical Specifications of Thermocouple for Muffle Furnace

Parameter Specification
Temperature Range Up to 1200°C Type K, 1600°C Type S/R, 1800°C Type B
Sheath Material High-purity recrystallized alumina / Inconel / SS 310
Sheath Diameter 6 mm / 8 mm / 10 mm / 12 mm customizable
Sheath Length 200 mm – 1000 mm custom as per furnace size
Insulation Ceramic bead or compacted MgO
Accuracy Class Class 1 as per IEC 60584 standards
Output Signal Millivolt (mV) – direct thermoelectric output
Response Time 2 – 5 seconds depending on configuration
Mounting Style Flange / Threaded / Adjustable compression fitting
Cable Type Compensating / extension cable with ceramic or fiberglass insulation

The Importance of Thermocouples in Muffle Furnaces

A thermocouple is a temperature sensor made of two dissimilar metals that create a voltaic potential with heat. Thermocouples in a muffle furnace establish thermal uniformity within the furnace or avoid overheating or under heating. This cannot happen without having a reliable and accurate thermocouple in place, which otherwise would be the biggest culprit behind a thermal process being worthless, giving inconsistent results, or even damaging the materials or the furnace itself.


Key Characteristics of Muffle Furnace Thermocouples

  • High-Temperature Resistance: They are meant to survive exposure for the long term to such very high temperatures. For instance, they may be K types (Nickel-Chromium/Nickel-Alumel), S types (Platinum-Rhodium), or B types, depending on the temperature and conditions inside the furnace.
  • To Protect the Heavy-Protective Insulation: They have a ceramic or ceramic-coated tube sheath to provide maximum protection against oven attack and to prolong life and guarantee performance reliability where a lot of heavy use is concerned.
  • Fast Responding: Even the slight deviation in temperature would result in the thermal outcome. The design includes real-time reading and adjustments for thermal processes giving fast response and sensitivity.
  • Long Life Cycle: The thermocouples are made from quality material and built to last in high temperature cycles for long, thus making them a great return on investment for labs and industries.

Applications of Muffle Furnace Thermocouples

We are leading muffle furnace thermocouple suppliers and exporters, below are the applications of thermocouple in diverse industries and processes:


  • Material Testing Laboratories
  • Metallurgical Applications
  • Ceramic and Glass Manufacturing
  • Pharmaceuticals and Chemical Processing
  • Educational and Research Institutions

Sense Thermo Instruments India Pvt. Ltd. is leading manufacturers, suppliers, and exporters of Thermocouple for Muffle Furnace. Every product we make or design is of a specialized and premium-grade muffle furnace thermocouples, having accurate and durable and temperature stable characteristics. With several years of industry experience, we provide customized solutions for any other specific furnace needs you may have. We produce thermocouples of certified material and perform quality checks on them at extreme conditions. Precision, reliability, and service are just a few words that come with using us.