Mineral Wool Acoustic Decorative Board is the advanced decorative material which has the features of Decoration, Sound absorption, Fireproof, Preventing cold and hot, Energy-saving and Insulation.And we ara a large factory of mineral fiber board.OEM work is accepted. Products packing: Standard paper carton (if need,packing according to customer's request) Main features: To decorate roof with a characteristic of inflaming retarding,damp-proof, sound absorption and prettify room. Installation: Match with Ceiling T-bar. Special color and design can be produced according to customer's request. Products main parameter: 1) Material: Wet-formed mineral fiber 2) Product Content: Mineral Fiber 3) Surface coating: hot solidification type emulsion paint of 4) NRC: 0.50* 5) CAC: minimum 30** 6) Water content: =90% 12) Thermal conductivity: