Qingdao owiss energy-saving materials Co., Ltd. Mainly produces pure, pure rock wool, glass wool cotton polyurethane, glass cotton polyurethane side sealing, rock wool PU side sealing sandwich board, aluminum Angle. Metope of this kind of sandwich panel is divided into sandwich panel and roof sandwich board two kinds big, one wall sandwich plate is divided into hiding, plug type, fork, right Angle corner panels and arc Angle plate, roof sandwich panel is divided into lap and 950 buckle hat. Inside and outside the plate and core material according to plant design needs to change. Production thickness of 50 mm and 75 mm, 100 mm, 125 mm and 150 mm, 200 mm and 250 mm.