0533-2830226
Your location:Home > Products > Thermocouple Tube > Silicon Carbide Tubes Silicon Carbide Tubes
Silicon Carbide Thermocouple Protection Tubes



Silicon Carbide Thermocouple Protection Tubes


Silicon carbide protection tubes directly used as the thermocouple protection sheaths,the protection tube wall thickness usually 5 to 6mm and it has excellence corrosion resistance and abrasion resistance,based on above characteristics, it extended the thermocouple lifetime and widely used in Aerospace, Aluminum,Chemical,Glass, Heat Treatment,Semi-conductor and Steel industries.


Chemical Composition and Physical Properties

Index

RSIC

NSIC

SISIC

Bulk density(g/cm3)

2.60-2.74

2.75-2.82

>3.02

Porosity (%)

15

10-12

<0.1

Compression strength(MPa)

≥600

600-700

 

Bending strength(MPa)

90-100(20)

 

250(20)

100-120(1100)

160-180(1100)

280(1200)

Young’s modulus(GPa)

280(20)

220-260

 

Thermal conductivity(W/MK)

26(1200)

15(1200)

45(1200)

Thermal expansion(20-1000 oC) 10-6k-1

4.8

5.0

4.5

Max. working temperature(oC)

1650

1500

1380

Moh’s scale of thermal expansion

 

 

13

Si3N4(%)

0

20-30

 

a-SIC(%)

98.5

70-80