Haining Kove Bearing factory is main manufacture all kinds of corrosion resistance bearing, low and high temperatures ceramic bearing(ZrO2 material and Si3N4 material), plastic bearing(POM, HDPE, PP, UPE, PTFE material), stainless bearing, ceramic ball, plastic ball, glass ball and differece material cage. (outer, inner ring with plastic material POM, PP, PEEK, PTFE, UPE, and ball with ceramic ZrO2 ball, Si3N4 ball, glass ball and stainless steel ball material, the cage with PTFE) the temperature will attainability -40~260