Made of pure silicone as silicone gasket in heat seal machine

Oil-resistant, wear-resistant, acid and alkali resistance, ozone resistance, resistance to high temperature (-50 to 230°C) with nice insulation, long lifespan, no cracking, harmless non-toxic and odorless

Applies to doors, windows, refrigerators, freezers, ovens, ovens (curtain walls, watercourses, dams, ports, docks, underground bay hole, water power, airports, bridges) and medical equipment, automobiles, industrial equipment such as waterproof, dust-proof, leakage, shock, every warm, cold, heat, fixed seal