GS4322 Hard White Mica sheet ( Rigid Muscovite Paper Heater Plate ) Composite And Character : GS4322 Hard White Mica sheet (Rigid Muscovite Paper Heater Plate ) is laminate bonded with silicone binder , This plate is punchable ,possesses excellent incombustibility ,Electric and heat-resistance properties . Appliance: Heat-resistance of this plate goes up to 500 °C , It can be used to support resistance heating elementand spacer against high heat and voltage whose temperature in not over 500 °C . Specification : 1000 x 1600mm x thickness , 1000 x 1200mm x thickness 1000 x 600mm x thickness or on your request. Nominal thickness :0.15-80.0mm