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Jiangsu Silver& Tin Thread Hi-temperature Wire and Cables Co., Ltd.
Single-core thermocouple wire Wholesale

Single-core thermocouple wire Supplier

About Us
Jiangsu Silver& Tin Thread Hi-temperature Wire and Cables Co., Ltd.
Jiangsu Silver& Tin Thread Hi-temperature Wire and Cables Co., Ltd., is China Single-core thermocouple wire Supplier and Single-core thermocouple wire Factory, founded in Taizhou, Jiangsu Province in 1994, successfully registered the "Yuanzhi" trademark in 2002. The company specializes in the production and R&D of high-quality high-temperature cables. Its products primarily use Teflon, silicone rubber, flame-retardant polyethylene, and fire-resistant mica tape as insulation materials, and pure nickel, silver-plated, nickel-plated, tin-plated, and oxygen-free bare copper wire as conductors. The production process involves more than twenty steps, including wire bundling, cabling, stranding, extrusion, rubber extrusion, shielding, braiding, and coating. The company manufactures nearly a thousand specifications across eight major series, including cables for electrical equipment, control systems, signal transmission, computers, compensation, fire resistance, high and low temperature resistance, and high voltage resistance. Currently, it has the production capacity for conductor cross-sections up to 400mm², voltage up to 100kV, and temperature ratings from -65°C to +1200°C.
Our company's products are manufactured according to advanced international and national standards. Its garden-style production base has passed ISO9001 quality management system certification and is a "Comprehensive Quality Management Standard Compliance" enterprise certified by the Ministry of Agriculture. Our products have received CCC quality certification, UL safety certification (USA), and have been recognized as a "Famous Product of Township Enterprises in Jiangsu Province." They have passed the full sampling inspections conducted by the National Wire and Cable Testing Center, the Provincial Quality Supervision and Testing Center, and the Taizhou Municipal Bureau of Quality and Technical Supervision. Listed as a "Key Protected Product of Taizhou City," our products are used by large enterprises like Chunlan and high-tech fields such as the 95856th Unit of the Ministry of Aerospace Industry. Some products are exported. To further demonstrate our commitment to providing peace of mind to our customers, our products have been insured with the People's Insurance Company of China for many years. We are a company that "honors contracts and keeps promises."
Our company will continue to adhere to the quality policy of "meticulous quality control, unwavering commitment to customers, and technological advancement for enterprise development," with "customer satisfaction" as our guiding principle, and comprehensively expand the "Yuanzhi" business.

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Single-core thermocouple wire Industry knowledge

In the field of industrial thermal management, thermocouple wire is the essential core for high-accuracy temperature monitoring. Single-core thermocouple wires are primarily used to connect the sensing point to display or control instruments, transmitting microvolt-level voltage signals through the Seebeck Effect generated by specific metal alloys. Jiangsu Silver & Tin Thread Hi-temperature Wire and Cables Co., Ltd. produces single-core thermocouple extension and compensating wires designed for industries with stringent temperature control requirements, such as aerospace, metallurgy, and chemical processing.

For thermal engineers, the purity of the alloy and the consistency of the Electromotive Force (EMF) determine the measurement error of the entire system. Our "Yuanzhi" brand thermocouple wires utilize strictly proportioned alloy conductors protected by high-performance Fluoroplastic (Teflon) or Silicone insulation, ensuring signal transmission remains stable and drift-free in extreme environments ranging from -60°C to +260°C.

Technical Classification: Thermocouple Types & Materials

Thermocouple wires are defined by their "Type" designations, each corresponding to specific alloy combinations and temperature ranges:

Type Positive Alloy Negative Alloy Application Characteristics
Type K Chromel (Ni-Cr) Alumel (Ni-Si) Versatile, high oxidation resistance
Type J Iron (Fe) Constantan (Cu-Ni) Excellent in reducing atmospheres
Type T Copper (Cu) Constantan (Cu-Ni) The preferred choice for cryogenic use
Type E Chromel (Ni-Cr) Constantan (Cu-Ni) Highest sensitivity (Highest EMF output)

Advanced Engineering for Measurement Accuracy

At Jiangsu Silver & Tin Thread, we ensure every meter of single-core thermocouple wire serves as a precise "industrial ruler."

High-Purity Alloy Conductors

Thermocouples measure infinitesimal voltage changes. We employ high-purity alloy smelting technology and strictly control trace impurities. This ensures our EMF output adheres to international standards (such as IEC 584 or ANSI MC 96.1), minimizing measurement errors caused by material fluctuations.

Superior Chemical and Heat Resistance

In corrosive chemical plants or near high-temperature furnaces, standard wires age rapidly. Our thermocouple wires feature PFA/FEP (Teflon) jackets, which offer outstanding dielectric properties and resistance to strong acids, alkalis, and chemical solvents, ensuring sensor longevity in harsh conditions.

Primary Application Scenarios

Our "Yuanzhi" brand thermocouple wires are trusted in critical temperature measurement systems globally:

  • Aerospace Propulsion: Monitoring high-temperature gradients in gas turbines and engine casings.
  • Semiconductor Manufacturing: Providing stable thermal feedback in high-precision wafer processing furnaces.
  • Medical & Lab Equipment: Delivering accuracy up to 0.1°C for blood analysis and precision incubators.
  • Automotive Exhaust Monitoring: High-temperature series suitable for catalytic converters and exhaust manifold monitoring.

Why Trust Jiangsu Silver & Tin Thread?

Jiangsu Silver & Tin Thread Hi-temperature Wire and Cables Co., Ltd. was founded in 1994. For over 30 years, we have focused on the independent R&D of specialty high-temperature cables. Our IATF 16949 and ISO9001 certifications reflect our world-class standards in manufacturing and quality control.

Our products carry global certifications including UL, CE, CCC, and RoHS. Every batch is calibrated for resistance and thermocouple characteristics before shipment. Furthermore, our entire range is globally insured by the People's Insurance Company of China (PICC), providing comprehensive assurance for your measurement systems.

Thermocouple Wire Industry FAQ

1. What is the difference between Extension Wire and Compensating Wire?

Extension wire (usually designated with an 'X') uses the exact same alloy as the thermocouple, offering high precision but at a higher cost. Compensating wire (designated with a 'C') uses cheaper metals with similar thermoelectric properties for signal transmission at lower temperature ranges, offering a more cost-effective solution.

2. Why is thermocouple wire usually single-core (Solid) rather than multi-stranded?

Solid cores provide lower contact resistance and better signal consistency. They are also less prone to signal attenuation over long distances and offer superior mechanical stability during fixed installations.

3. Does environmental interference affect the signal?

Because the voltage signal is so weak, it is highly susceptible to EMI. In high-noise environments, we recommend thermocouple wires with a metal braid shield to isolate external noise and ensure reliable readings.

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