... sqm. (including the OA floor, steel panel, wood core panel and so on. FS800, FS1000, FS1250, FS1500 ... Aluminum riased floor 78000 sqm per year.3) Calcium suplphate core raised floor, top surface can be PVC,HPL ... can be steel or aluminum foil with calcium sulphate core Now we exported to more than 50 ... OA floor, date centre access floor, Woode core floor 500*500mm,600x600mm and 24"x24" green flooring ...