It uses high purity graphite as raw material via high pessre and polymerized to produce graphite bearings. ducts and U shape axes sheath, which can be used as acessories in operation equipments under high temperature, such as drier and re-baking tobacco equipment. The finished product has four kinds as fllows: pure graphite or graphite adds brass wire net, or adds nylon net or adds wire netting. This material can stand temperature of 190C. It has properties of anti corrosion, high resist to wear down, good lubricant and long time for using.