Mineral fiber acoustic ceiling board

Product: Mineral fiberacousticceiling board Standard sizes:600mmx600mm/600x1200mm 24"x24"/24"x48"Othersizes:(300-450mm)x(1200mm-2400mm)x(15mm-20mm) (12"-16")x(48"-96")x(3/5"-4/5")Edge detail: Angled Tegular Beveled Tegular Suqare Lay-inNormalConcealed and exceed concealedSurface pattern:Different designs avaliable.Physical data1.Raw materials:Wet-formed mineral fiber2.Surface finish:Factory-applied vinyl latex paint3.Fire performance :China B1 grade(meet GB8624-1997)4.Density:3.50kg/m2 ---4.50kg/ m2 up to thickness,180kg-230kg/m3.5.Content of Recycled material:45% 55%6.NRC(Noise reduction coefficient): 0.557.CAC(ceiling attenuation class): 358.Light Reflectivity: Minimum 0.85Feature1.High light-reflectance2.nondirectional pattern designed ,easy installation3.Fire-resistance4.Adopt high quality mineral wool,100% asbestos-free5.light-weight and easy to be cut.6.Withstand condition with relative humidity up to 99%.7.Excellent sound absorption ability and competitive price.8.Excellent ability of sag-resistanceInstallation: When the building is dry enough and chemical gas disappears ,installation can be started.Make sure the temperature doesnt exceed 490 C and relative humility not exceed 99%.Transportation and storage:When transporting,take care of the edge of the board.It will be better to lay the panels on dry backing-plate horizontally,about one meter away from the wall.