Surface: smooth/smooth, smooth/impression fabric, smooth/sand or double impression fabrictensile strength: 7-12Mpahardness: 10, 20, 30, 40, 50, 60, 70, 80+/-5shore Aelongation: 350%-720%density: 1.25-1.50g/cm3tear strength: 26-42N/mmworking temperature: -60°C - +260°C(moment 300°C)thickness: 1-50mmlength: 1-50mLONGWAY is a professional silicon rubber sheet company who is also one of the largest silicon rubber sheet manufacturers and suppliers in China. Our factory can offer you high-quality products at low price.