high wear resistance alumina ceramic sleeve
Material:Alumina/zirconia/ silicone nutride ceramic.
Custom made by your drawing.
High temperature

Ceramic sleeve is our of seamark ceramic mainly products, especially in zirconia ceramic sleeve.

Suzhou Seamark Fine Ceramics Co., Ltd. Who specialized in researching, developing and providing customized fine ceramic solution. We develop, manufacture and supply precision ceramic products which required hard wearing, lightweight, high temperature, with excellent chemical resistance, good thermal shock and offer enhanced electrical and thermal insulation properties. 

The main material in Seamark ceramic including Aluminum Oxide (Al2O3), Zirconium Oxide (ZrO2),Silicon Carbide (SiC, SiSiC), metalized ceramics etc.

 High Purity Alumina Ceramic sleeve are widely used in semiconductor, electronic, electrical, mechanical, chemical, automotive, textile and the other industrial engineering application.
Ceramic sleeve with the below advantage,ten times service life is longer than cemented carbide.

Alumina material property: 

1.High temperature, Max working temperature: ***0C.

2.Excellent wear and abrasion resistance.

3.Good chemical corrosion resistance under high temperature.

4.High dielectric properties.

5.High oxidation resistance.

We can provide diameter from 1mm to **0mm, the tolerance we can make sure within 0.*1mm.the length we can reached **0mm.
Custom service is available. welcome to inquiry with us!