... easy to install 4.Low thermal insulation Microporous insulation fiber reinforced calcium silicate boards 9mm JRCSB85 Physical Properties CommodityCalcium ... also supplied)Raw ingredients Siliceous material,calcareous material,plant fiber(no asbestos) Density 1.0-1.6g/cm3 ... theater ,terminal stationProject show Interior decoration microporous insulation fiber reinforced calcium silicate boards 9mm