... to print date, lot No. on all kinds of plastic film, like PVC, PP/OPP, etc.SCF-800 HOT STAMPING FOILS ... and alkali proof , water proofSuit for PP, PET, PVC, Aluminum film andother combined film, milk package, can be used on high speed labeling ... printing can still be kept.Suit for PP, PET, PVC, Aluminum film andother combined ...