Purpose of forming is to produce semi-finished product with certain shape by powder, and the methods are as follows: 1.Direct powder forming, or called powder pressing, such as rigid module pressing, ramming forming, cold isostatic pressing, dry bag isostatic pressing, etc. 2.Plastic lump material forming, also called plastic forming simply, such as plastic blank pressing, roll forming, etc. ...

According the content, alumina ceramics are classified by #75, #85, #92, #95 and #99 ceramic, also with some more detailed categories. At present, #95 ceramic has the largest production, and it is most widely used in the market. With high hardness and abrasive resistance, and small dielectric loss, its performance can fulfill most of the industry technical requirements, which is much better than #...