Ningbo Sunwell Sealing Materials Co.,Ltd is one of the leading China cork rubber sheet manufacturers and suppliers with one of the famous brands, and we are also a professional cork rubber sheet company and factory, welcome to contact us. Description SUNWELL Cork rubber sheet the compressibility of cork with the flexibility characteristics of rubber to make an excellent sealing material. All are available in rolls cut to your specifications for thickness and width.Typical Application > Make for gaskets of various engines of automobiles, tractors, plans, ships, and pipes petroleum, transformers, electric equipment,etc.Prime Features > High resilience of rubber and compressibility of cork > Excellent performanceTechnical Data Item Graded by hardness Hardness Shore A 55~70 (Medium) 70~85 (Hard) Density g/cm3 ≤0.9 (Medium) ≤1.05 (Hard) Tensile strength kg/cm2 ≥15 (Medium) ≥20 (Hard) Compressibility (300psi load) % 15~30 (Medium) 10~20 (Hard) Sealing pressure min 28kg/cm2 Internal Pressure Max 3.5kgf/cm2 Service Temperature Max -40~120~150oC Dimensions 950x640mmx0.8~100mm (Untrimmed) 915x610mmx0.8~100mm (Trimmed) Package: Carton Box 950x640x300mm 915x610x300mm Roll: 1220mmxLengthx1~6mm Other sizes on requirements.