mineral wool acoustic boards take salg fiber as raw material,together with dozens of additive,it is made through mixing ,drying,cutting ,carving,surface finishing and spraying procedures,it is an environmental product with asbestos-free,no-formalde,heat and noise insulation. It has a variety of colors and designs,including slot board edge,ping stickers,tegular and concealed insertion,the staff has a wide choice and decorate the room with the effect of different artistic styles. reduce the noise and improve the tone. with good heat insulation. mineral acoustic boards is the best suspending material with fire-proof and fire retardant properties |