... 000185-7300,000215-7350,000245-7 .1 feeder (screw feeder or vertical feeder , anyone is ok, ... building gypsum is conveyed to weighing silo by screw conveyor, when the materials in weighing silo are up ... to the set value, the screw conveyor will stop conveying.Forming section—The metered building ... evenly conveyed to a mixer by a flash screw conveyor and the water is conveyed to the mixer ...