... to further finish degasification and pre-compress the powder.3) Compactor: Composed of fixed axle seat and ... controller, ammeter, voltmeter, instruction light, button, voltage conversion switch, etc.7) Vibrating screen: (one set) the grinded material from ... bleaching powder, cryolite, chemical inhibitor, silica, Isophthalodinitrile etc.3.chemical raw material, fine chemical material4.FGD gypsumNote: It ...