zirconia tubes 

Specification:

1.Rods in round, square and rectangular are available.
2.The available diameter : from 0.3 to 300mm

3.No black, yellow dots on surface, no crack.

4.The surface can be polished

5. It can reach tight dimensional via surface grinding, cylinderical grinding.

Application: 

It widely used in many kind of electronical and industrial devices.