... achieving the best insulation performance,with average density, hardness, strength of the highest uniformity ,products can be turning, milling, planing, ... Features:Low heat capacity, low thermal conductivity Non-brittle material, good elasticity Resistance to wind and erosion,long service lifeAcoustic ... -2000; ISO14001-2000,SGS;ROHS;SOSA Standard widely used in all kinds of kilns ceramic fiber board