Mission Ceramic make high quality ZrO2 tubes, mainly used for thermocouple protection tubes. Max working temperature can be 2300C.  

Technical Data:

Zirconia Thermocouple Sheath Advantages:

High working temperature, up to 2300°C .

Good thermal stability.

Good corrosion resisting in gases.

Usage:

Used as thermocouple sheath working in monocrystalline silicon ingot furnace

polysilicon ingot furnace and semiconductor diffusion furnace etc.

Combustion tube of chemical analysis.

For other high temperature and corrosion applications. 

Standard Sizes: