... structure building ,for new construction, additions or renovations.Advantages: Light weight, sound insulation,heat insulation and preservation, water proof, fire ... .Description:Sandwich Panel (FPB) is a kind of light weight energy saving wall material taking calcium silicon board(fiber cement ... 6≤0.6≤0.45≤.0.5≤0.58Single point hanging strength/N≥1000≥1000≥1000≥1200≥1300≥15009Sound insulation capacity ...