The filling range of liquid bag packing machine: 10-1000g/20-2500g. Packing speed: 45-60 packs/min (depending on materials) Average measurement accuracy: Type of packaging bag: three-sided sealed bag, four-sided sealed bag, self-supporting bag, handbag, kettle bag and zipper bag. Work flow: bag loading printing production date bag opening â filling 1 filling 2 vacancy heat sealing shaping and output.