Volthermic Electricals

A Type K thermocouple, often referred to simply as a "K thermocouple," is a common and widely used type of temperature sensor in various industrial and scientific applications. It is part of a family of thermocouples known as "Base Metal" thermocouples, which are constructed using alloys of more common and cost-effective materials. Here's a description of the Type K thermocouple:

1. Temperature Range: The Type K thermocouple is suitable for a wide temperature range, typically from around -200°C (-328°F) to approximately 1,372°C (2,502°F). This broad range makes it useful for both low-temperature and high-temperature applications.

2. Material: The Type K thermocouple is composed of two different metal alloys. The positive leg of the thermocouple is made of chromel (an alloy of nickel and chromium), and the negative leg is made of alumel (an alloy of nickel, aluminum, manganese, and silicon). The junction of these two alloys is where the temperature measurement occurs.

3. Sensitivity: The Type K thermocouple has moderate sensitivity, making it suitable for many general-purpose temperature measurement tasks.

4. Accuracy: Type K thermocouples offer good accuracy within their specified temperature range, but it's essential to consider calibration, environmental factors, and the overall measurement system for precise results.

5. Durability: These thermocouples are known for their durability and resistance to corrosion, making them suitable for various harsh environments.

6. Connection: Type K thermocouples are typically used with standard Type K thermocouple connectors, which help ensure accurate readings by maintaining proper electrical connections.

7. Applications: Type K thermocouples are used in various industries, including manufacturing, food processing, HVAC (heating, ventilation, and air conditioning), automotive, and scientific research. They are commonly found in industrial processes, ovens, furnaces, and temperature measurement systems.

8. Limitations: While Type K thermocouples are versatile, they do have limitations. For extremely high-temperature applications, other types of thermocouples, such as Type R or Type S, may be more suitable due to their extended temperature ranges and higher accuracy at those ranges.

Overall, the Type K thermocouple is a reliable and cost-effective option for a wide range of temperature measurement needs, making it a popular choice in various industries.

Minimum order quantity: 6 Piece

We manufactures  mineral insulated  high temperature thermocouple.  Which are available in bendable sheath and longer lengths.  This in-house capability enables us to manufacture a variety of custom material combinations. 

Applications include:-

• Process control of vacuum furnaces
• Gas furnaces
• High temperature ovens
• Reaction furnaces