... stop air,water,dust entering to protective the system healthy working.Application:Automobile,Car,truck,door and windows,furniture,architectural building construction,household ... .0 (48~96)ASTM D1622 or D1667Thermal conductivity75°F mean T (24°C)Btu·in./h·ft²·°F (W/mK)0 ... .27 (0.039)ASTM C177 or C51890°F mean T (32°C)Btu·in./h·ft²·°F (W/mK)0 ...