... 500 F 2.Chemical corrosion resist High sealing PTFE coated fiberglass adhesive tape/fabrics for bag sealing:Introduction:Teflon ... belt of electric, septa, cushion, gasket. High frequency plank coated with copper;4. heat resisting envelope, terrace base-material, enswathing ... gasket, oven gasket, food drying;6. glue belt, shifting stamp tablecloth, blanket backing-glue belt, rubber vulcanize belt, etc;7. ...