... degree, 850C degree, 650C degree, 600*300mm and 400*250mm High temperature insulation boardWe are manufactuer of calcium silicate board,providing product with ... .4Thermal conductivityW/m.k0.0500.00011t0.0530.00011t0.055The maximum temperature 105010501050Line shrinkage%1.5(1050,3hrs)1.5(1050,16hrs ... .5(1050,16hrs)1.5(1050,16hrsWelcome to our factory high temperature insulation board