lightweight mineral fiber acoustic ceiling panels

Product:lightweight ceiling 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-in NormalConcealed and exceed concealed Surface pattern:Different designs avaliable. Physical data 1.Raw materials:Wet-formed mineral fiber 2.Surface finish:Factory-applied vinyl latex paint 3.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): 0.55 7.CAC(ceiling attenuation class): 35 8.Light Reflectivity: Minimum 0.85 Feature 1.High light-reflectance 2.nondirectional pattern designed ,easy installation 3.Fire-resistance 4.Adopt high quality mineral wool,100% asbestos-free 5.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-resistance Installation: 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.