DZ-420/360 Multi-function Automatic Stretch Vacuum Packing Machine(CE) Efficient .Convenient. Health. Easy operation. Characteristics:1. ... PLC control system make operating and adjusting easily. Man-machine interface from abroad,easily operate,alarm diaply2. Photoelectric follow ... 5mbar.7. With clamping chains imported from Germany, this machine is applicable for stretch shaping of soft films, hard ...