VERMICULITE INSULATINGBOARD are boards that can be produced in various size and densities. It is the ideal choice of insulation materials used in industrial furnaces, fireplace, boat … of metallurgy, construction, petrol, chemical, machinery, power, light industries. Vermiculite insulatingboard characterizes high temperature resistant, low density, long durability, ease of process and installation etc. When it is heated, any gas that would be hazard to human will not occur, no smoke, not toxic, no smell, A grade fireproof board. Physical and Chemical Property Appearance: gold yellow / Grayish white Smell: no Volatility: no Solubility: not soluble in water and organic solution pH value: 7-9 Density: 500-1000 kg/m3 Service temperature: 1050 degree Celsius Stability: stable at normal conditions Activity: can be corrupted by strong acid, and no hazards occur in the corruption. No change will happen as it is be heated under 600-1050 degree Celsius temperatures. Max service temperature: 1100 degree Celsius Toxic content: none, no-use board can be discharged as common construction waste, no chemical hazard to environment.