... ,SGS 4)10years life mechanical silicone gasket manufacture,durable,reach ROHS,high quality mechanical silicone gasket Features1.FDA& ... its shape.4.durable and flexible Size 40*40mm mechanical silicone gasket Tolerance±0.02AppearanceRoundcolournatural color or as ... 40°C-200°CTechnologymoulding Functionoil,dust,water,heat resistance mechanical silicone gasket Use time More than ten yearcertificateISO ...