... non-toxic 2aaWear resistance 3aaHigh Qulity 4)SGS,ROHS,REACH Custom various Waterproof gasket Material NBR, NR, EPDM, FKM, ... silicone tube or silicone strip,rubber foam tube,plastic tube/strip,plastic spring,Colors cords etc which are extruded ... design and processing, mold inspection, ingredients mixing, high temperature extrusion molding, secondary vulcanization and other production process, the main ...