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Vacuum bag film has a higher tensile strength and elongation at break, the recommended maximum operating temperature is 150ºC, suitable for the vacuum infusion processing of unsaturated vinyl resin and epoxy resin etc., this type of bag film is widely used in the vacuum infusion molding process of wind energy structure, car industry, yacht industry and others.
Release film is an auxiliary materials, the product can be perforated and non-perforated. The perforated type is applied between the composite and suction rubber, and the non-perforates type is applied between the suction rubber and molding.
PE Polyethylene film is suitable for concrete moisture-proof, building anti-dry cracking, road maintenance, product packaging.
