... packing machine,pulverizer and mixer. ZKS Vacuum Powder and Granular Feeding MachineA. Introduction and FeaturesVacuum feeder is ... the ideal, perfect vacuum conveyor that used for powder, granular, mixture materials.It automatically transmit materials to packing machine ... stainless steel suction nozzle, conveying hose, PE filter (or SS316 filter), air compressed back-blowing device, pneumatic ...