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Description 1. Material : food grade membranes ( PA+PE ) ( BPA-Free ) 2 . Applicable for all kinds of vacuum sealers and strong sealing . 3. Safe, Nontoxic, Good vacuum effect, High transparency, Tensile streng...
... on glass sandwiched between polyvinyl butyral (PVB) between membrane, through high temperature and high pressure processing. Made of transparent PVB film laminated glass, the appearance and installation met...