• Si3N4 Silicon Nitride Thermocouple Protection Tube
  • Si3N4 Silicon Nitride Thermocouple Protection Tube
  • Si3N4 Silicon Nitride Thermocouple Protection Tube

Si3N4 Silicon Nitride Thermocouple Protection Tube

  • Duratec
  • Zibo
  • according to customer's requirement
Si3N4 Silicon nitride thermocouple protection tube is a kind of tubular ceramic material used to protect the thermocouple. Silicon nitride thermocouple protection tube has high temperature, corrosion resistance, wear resistance, impact resistance and other advantages, suitable for high temperature, strong corrosion environment temperature measurement.

Introduction

Si3N4 Silicon nitride  thermocouple protection tube  is a kind of tubular ceramic material used to protect the thermocouple. Silicon nitride  thermocouple protection tube has high temperature, corrosion resistance, wear resistance, impact resistance and other advantages, suitable for high temperature, strong corrosion environment temperature measurement.

The production process of Si3N4 thermocouple protection tube mainly includes raw material treatment, forming, sintering, processing and other steps. The protective tube has high hardness and strength, which can effectively protect the thermocouple from damage.

Thermocouple protection tube with Si3N4 material is widely used in the field of high temperature measurement in metallurgy, chemical industry, electric power and other industries.


Technical data sheet:

Properties

Unit

Data

Si3 N4 Content

%

≧92%

Density

g/cm3

≧3. 1

Relative Density

g/cm3

>99.6

Elasticity Modulus

Gpa

300-500

Crushing Load Ratio

(25℃)%

≧45

Hardness

(Hv)Mpa

1800-2000

Fracture Toughness

Mpa•m1/2

7.0-8.5

Flexural Strength

Mpa

≧600

Poisson Ratio

/

0.25

Coefficient of linear expansion

10-6 K- 1

3.2-3.4

Heat Conductivity

W•(M•K)- 1

20-25

Surface smoothness

/

≤0.3

Electrical isolation

KV

≧20

Acid&Alkali Resistance

/

excellent

Magnetism

/

Without

Working Temperature

1400


Advantages:

1. High temperature resistance: Silicon nitride  thermocouple protection tube can bear high temperature environment, the highest use temperature can reach 1800℃.

2.Wear resistance: Si3N4 thermocouple protection tube has excellent hardness and wear resistance, and can be used in high-speed fluids for a long time.

3. High safety: Thermocouple protection tube with Si3N4 material non-toxic, tasteless, non-radioactive, safe and reliable.

4.High accuracy: Silicon nitride tube for Temperature Measurement can provide high precision temperature measurement with less error.


Silicon nitride thermocouple protection tube


Si3N4 thermocouple protection tube


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