China Cap Seal Liner factory Aluminum foil heat induction seal liner (BP-317E) is used for sealing polyethylene (PET) bottles where aluminum foil sealing film and paper gasket are combined by wax. When one uses this product, put the aluminum foil paper gasket into the bottle cap and tighten it. After the electromagnetic induction of the bottle body, the paper gasket is separated from the aluminum film, which hence seals the bottle, and the paper gasket remains in the bottle cap which owns an effect of repeated sealing. Item:BP-317E Structure:Paperboard 0.55mm/ Aluminum foil 0.02mm/ heating film. Thicknesses:0.6mm Width:260mm. Weight:0.37KG/M2 The MOQ:100M2 Apply:PE (polyethylene) bottle Feature:Non spill Compatible:Solid/liquidChina Cap Seal Liner factory website:http://www.wanqipk.com/cap-seal-liner/