 |
 |
1.raw
material| 2.primary crashing|
3.calcinating| 4.mid-crashing|
5.grinding powder| 6.screening
powder| 7.mix material|
8.tempering
9.pressing| 10.sintering|
11.impregnation| 12.graphitization|
13.machine processing| 14.inspection|
15.final product |
Perfect Testing Methods
|
|
 |