China is a country with vast territory, superior ore-forming geological conditions, complete mineral resources and abundant resources. It is a large mineral resource with its own resources.
From th...
chemical vapor deposition ( CVD ) is a procedure that involve lodge a solid movie on a silicon wafer’s surface through a chemical chemical reaction of a gas mixture. This procedure can be div...
Properties of graphite bearings
1. Good chemical stability
Graphite is a chemically stable material, and its chemical stability is not inferior to that of precious metals. Its solubility in molten...
As a kind of ceramic material, zirconium has high strength, high hardness, good wear resistance, acid and alkali resistance, high temperature resistance and other excellent properties. In addition ...
Reaction sintering silicon carbide is an important method to produce high performance ceramic materials. This method uses heat treatment of carbon and silicon sources at high temperatures to make t...