Non-asbestus micropore calcium silicate is a new type white and hard heat insulating material with light volume weight, high streigh,low thermal conductivity,endurance to high temperature and corrosion,availability to cutting and sawing .The products are widely used in heat and sound insulation or fire protection for piptection for pipelines,equipment,walls or roofs in the fields of electric power,metallurgy,petrochemical,buiding, ship construction and so on .