Mineral Fiber Board 1.Type: light density and heavy density 2.Function: soundproof, used as ceiling 3.Specification: 595*595mm, 600*6000mm, 603*603mm 4.Thickness:6,7,8,9,10,12,15mm 5.Surface pattern: little-stars, lovely-worms. We also can do it as your required. Product Characteristic Fire-proofing: to prevent the fire is the modern public works and the high layer of the first important question of the building design, and a material on top is hang in the fire prevention that stone star plate mineral wool decoration sound absorbing board possess the not building nature and is the most ideal. Decoration: much more choices for different designs and color patterns, and even board side channeling forms. Inhale sound: it can effectively reduce indoor noise and improve tone quality Decoration: much more choices for different designs and color patterns, and even board side channeling forms. Inhale sound: it can effectively reduce indoor noise and improve tone quality