Silicone Rubber Sheet For Heat Resistance. Features: Made with High Quality Silicone Rubber on Drum-type Vulcanizing Press or Vulcanizing. It is Triumphantly Without Joint and with Infinite Length Under the Above Mentioned Excellence. We Have the Super-wide Drum-type Vulcanizing Press with 4000mm Width and High Quality Products Maximum 3600mm Width Without Joint. High Quality Silicone Rubber with Good Performance of Anti-aging, Ozone Resistance, Heat-resistant, Electric Insulation, Oil Resistance, Solvent Resistance,nonpoisonous and Tasteless, Pollution-free. Working in Air,water, Oil and Other Medium at the Temperature of -60°C - +220°C(moment Maximum 250°C) with the High Stability. Reliability and Surface Inactive Without Sticky. Apply to Punch All Kinds of Rubber Seal Gasket or Special for PVC Vacuum Laminating Press, Wooden Door Vacuum Laminating Press, Glass Vacuum Laminating Press. Specifications: Material: 100% Virgin Silicone Rubber Shape: Flat Gasket Surface: Smooth/smooth, Smooth/sand Tensile Strength: 12Mpa Hardness: 60 Shore A Elongation: 300%-350% Density: 1.20+/-0.05g/cm3 Break Down Voltage: 4.5Kv Flammability Class: V-0 . We are an international based seller that will ship your order from abroad, please at least a minimum 14 working days for delivery right now due to the ongoing delays in shipments globally.