Item

Material

Component %

Temperature in common use   C

Characteristic

Thermocouple protection tube

Recrystallized SiC

SiC 98

1400

Good gas tightness,heat-resisting,strong concussion,excellent wear-resistantance.in the atmosphere of oxidation and reducing property,can be used to 1600℃.

Si3N4 bonded SiC

1500

Fused aluminium corrosion resistance because of Si3N4