If you are looking for customized and cheap heat insulation refractory castable made in China from a heat insulation refractory castable factory, Zibo Qunhui Refractory Co.,Ltd is always at your service.   Hot refractory castables with high porosity, low thermal conductivity, have certain fire performance and good heat insulation performance, applications in industrial furnaces and thermal devices can save energy (with general refractory can reduce heat loss of 20% ~ 80%), increase the efficiency of kiln for, can also reduce bearing equipment, adopts the integral casting or prefabricated forming is convenient for installation.   Heat insulation refractory castable with aluminate cement commonly preparation, the highest use temperature is 800 ℃, such as using slag Portland cement its highest use temperature is 700 ℃.Aerated insulation refractory castable in aerated phosphate castable used more.