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Silicon Nitride Si3n4 Bonded Silicon Carbide Sic Thermocouple Protection Tube

Silicon Nitride Si3n4 Bonded Silicon Carbide Sic Thermocouple Protection Tube

Silicon Nitride Tubes are widely used as temperature measurement sensors and are an important structural ceramic material that is hard and resistant to wear.

Focusing on the needs of consumers and providing high-quality refractory ceramic fiber gasket, alumina oxide ceramic plate, ceramic fiber lagging rope is the foundation of our successful market development. The establishment of a global market strategy is the key to our successful market development. We have a strong marketing and service channel, provide users with free operation training, and provide after-sales service for quick responders. The company adheres to the ultimate goal of satisfying customers, and through unremitting efforts, we continue to introduce technology and develop high-quality products. We strive to establish long-term partnerships with related industries to seek common development and progress. We have established a correct business philosophy, developed diversified businesses on the basis of specialization.

Product Description

Silicon Nitride Tubes are widely used as temperature measurement sensors. It is important structural ceramic material which is hard and resistant to wear. It is widely used in mechanical hardware, laser semiconductor, petrochemical, automotive, aerospace and other fields.


Silicon Nitride Tubes have good performance on resistant to high temperatures and maintain their strength at temperatures up to 1200°C without loss. It does not decompose until reaching the temperature of 1900°C. In addition, it has amazing chemical resistance, withstanding almost all inorganic acids, and caustic soda solutions up to 30%, as well as many organic acids. 


Standard Specifications

OD (mm)

ID (mm)

L (mm)

16

8

300-600

22

12

300-800

28

16

300-900

30

18

300-900

45

25

300-900


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Main Property 

As a kind of good high-temperature engineering material, it has advantages in the application of high-temperature field.

(1) To make full use of its excellent properties.

(2) Developing new fluxes, studying and controlling the optimal composition of existing fluxes when sintering powders.

(3) Improving the powder making, molding and sintering processes.


Q&A

1. How long is the Si3N4 tube's service time?

  It is generally over 6 months . We could discuss more details when you send inquiry.

2. What is the working temperature of the Si3N4 tube?

The working temperature is over 1200℃


We are committed to accelerating the development of strategic emerging technologies, upgrading and improving our Silicon Nitride Si3n4 Bonded Silicon Carbide Sic Thermocouple Protection Tube. We should adhere to the concept of scientific management, quality assurance and meticulous cultivation, and strive to realize the development of our company. Our employees take a serious and responsible attitude to put every work into practice; we should be bold, able to bear the weight and act for the difficulties and problems in our work.

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