The calcium sulphate core is wrapped by the high quality galvanized steel plate. The calcium sulphate can resist 1450 degree high temperature, the seamless connection is made between the upper and lower galvanized steel plate, which can block heat transmittance more effectively so as to increase the time of escape in case of fire.

Feature：
Full steel encasement and good sealing.
Elaborated made, high dimension accuracy and smooth floor surface.
Good loading capacity and strong impact loading capacity.
Environmental friendly and free of pollution.
Water-proof, fire-proof, antisepsis and sound insulation.