Specification(Sheets or Rolls): A. Sheets: 500*500*0.7-1mm B. Sheets or Rolls: 500*1.5mm above C. Sheets or Rolls: 1000*2mm above D. Sheets or Rolls: 914.4*2mm above E. Sheets or Rolls: 1200*2mm above. It has the feature of high and low temperature resistance( -60~250 degrees), anti-ozone, weathering resistance and good electrode, also has chemical stability, anti-aging, anti-radiation, good permeability. Silicone Rubber Sheets are with good flexibility, good elasticity, shock absorption, heat insulation and good heat preservation. Conforms to the national profession standard: HG/T2949