蒙皮1:0.5mm RAL 7076预涂漆镀锌钢板 蒙皮2:0.5mm RAL 9018预涂漆镀锌钢板 芯材:PIR泡沫+岩棉 厚度:50mm(平面部分),90mm(突出部分) Description Description Related products Quick View Quick View 150mmPIR保温板 Quick View Quick View 50mmPIR保温板 Quick View Quick View 50mm预喷涂PU岩棉彩钢板