... and sound proof in partition wall and wall curtain, thermal insulation in roof, retaining structure, floor heating system, industrial ... kiln, oven, large sized tank, as well as thermal insulation and fire proof of vessels, etcproperties and Specifications PropertiesValueTest ... tolerance,+10,-10ASTM C 303BS 2972 Section 3Thermal conductivity coefficientaverage temperatur70±52),W/(m.k)≤0.039ASTM ...