... % Characters: Light weight, fireproof , heat-insulation, sound absorption, and anti-seismic Color steel Sandwich PanelDifinition: Steel plate with ... 0.30mm-0.80mm Usage of Color steel sandwich panel:Various roof sandwich panel and wall sandwich panel referring to the plant, workshop,warehouse, office ... m.kPanel Thickness50~100mm50~200mm50~100mmFireproof GradeB1B2B1 rock wool sandwich panel for wall