Alumina ceramic tube: 1)Made of alumina ceramic material. 2)Fired through high temperature 3)Progress:grind,polish

Alumina ceramic tube: 1)Made of alumina ceramic material. 2)Fired through high temperature 3)Progress:grind,polish 4)High intension 5)Solid-resist 6)Alkali-resist 7)Un-knit and velvet surface 8)Good airproof capability. 9)Good grind-resist capability.

Alumina ceramic tube