PET, PE, PP, alu foil induction seal liners for food, pharma, cosmetics, ... seal backings: pulp, foam, paper backing4) Product Sorts:a) PET, PE, PP, PS, and PVC universal foil sealsb) PET high pesticide ... foil sealsf) Glass sealing foilsSample pieces available for your test PE PET PP induction aluminium foil seal liner