HB-520D Powder Packing Machine Combined parts 1.HB-520 Basic Machine; 2.Auger Filler; 3.Spiral Conveyor; 4.Finished Product Conveyor; Applications Thiscombination of powder packing machinecan combine with the automatic packing machine HB 420,HB 620 or HB 680,especially for packing the fine powder material. it integrates metering, bag making ,packing,sealing,date printing and counting in one operation. Feature of the auger filler The auger filler adopt the screw pole putting material,adopting servo code and the microcomputer technology control is the main technology feature. Optional 1.Gusset Bag Making Device; 2.Date Coder; 3.Hole Punching.