and woven braid alkali-resistant glass fiber mesh, other materials are mainly expanded pearl Rock, sand, polystyrene foam board and a small amount of adhesive, staple fiber and other auxiliary materials. GRC exterior insulation board currently no national standards. In Beijing, "Inner wall insulation structure atlas (II) (Beijing 95SJ9)", reinforced cement polystyrene board insulation (ie, GRC wall insulation board) specifications, performance specifications made. GRC insulation board wall insulation excellent performance, with GRC wall insulation board and 240mm thick solid clay brick exterior or with 200mm thick concrete wall compound, thermal insulation effect is better than 620mm thick solid clay brick wall. Three, P-GRC exterior insulation board P-GRC exterior insulation board Full name of glass fiber reinforced polymer cement polystyrene composite exterior insulation board, is a polymer emulsion, cement, sand configured Mortar to do the surface. With alkali-resistant glass fiber mesh cloth to enhance the material to self-extinguishing polystyrene foam board as the core material, made of the sandwich type insulation board. Referred to as "P-GRC exterior insulation board." P-GRC wall insulation board can
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