Excellent Insulation Foam Rubber Sheets. On the basis of the elastomeric foam with closed-cellular structure, high quality flexible insulation product designed for insulating in the field of heating, ventilating, air conditioning and refrigerating(HVAC & R). And provides efficient method of preventing undesirable heat gain or loss in chilled water systems, cold and hot water plumbing, refrigerated pipes, air conditioning ductwork and equipment. thermal/heat insulation rubber foam sheet/tube/material is widely used in medium pipeline of center air-conditioner, vehicle and shipping, chemical and medical industrial, getting the effect of reduce the cold and heat losing. Parameters as following: Apparent Density: 50-90 kg/m3 Burning grade: K1 Oxygen exponent: >32% Smoke density: <75% Smoke poison: ZA3 Thermal conductivity coefficient: < 0.036 W/(m.k) Moisture resistance: > 4500 Water absorption in vacuum: <10% Dimension stability: <10% Compression Set: >80% Tear strength: >4.5 N/cm Ozone endurance: No chaps Aging resistance: No wrinkle, no crack, no pinhole, no distort Temperature apply range: from -40 to 105 centigrade More Images: