... usage for the raincoat, tent, and garment; semi-pu; PVC Seam Sealing Tape ( SGS, OEKO TESTING) Ingredient: PVC Film +TPU ... ,16mm,18mm,25mm 2,Bonding Method:Use various hot air seam sealing machine , or high efficiency compounding machine 3,ApplicationMainly ... : Necessary adjustment on hot air machine’s temperature , speed , roller pressure and distance between the fabric and nozzle is required ...