Usage and characteristics DGF -50 series valve pocket packaging machine is the new packaging machinery designed by our company , used by many building materials factorys, and welcomed by the user. The machine has the following features: 1 The machine adopts computer measurement device, weighing accurate, stable performance, simple operation. 2 the body of machine sealed and with a mouth to collect dust, reasonable structure, durable and realize environmental protection production 3 wide application ; This machine can be used for packaging of cement, dry mortar, fly ash, lime, calcium carbonate, talcum powder, gypsum, bentonite, kaolin, carbon black, alumina, fire materials powder, granule materials. DGF series packaging machine include one mouth (DGF-501), double mouth (DGF-502), two kinds of type, by double mouth tied for can form four to six mouth packing machine