... is usually 400-700kg/m3,(according the market in produce ),same as 1/3 of clay brick and 1/5 common concrete ... delivery hearting coefficient is 0.9-0.22W/(mk),the same as 1/4 or 1/5 of clay brick,so it ... .We can supply our customer for designning, production, installation, commissioning, training and good after-sale service.Capacity: from 20000 cubic meter ...