High-density rock wool board with a detailed description of basalt rock wool board material, high temperature melting processed into artificial inorganic fibers, light weight, small thermal conductivity, heat, non-combustible characteristics. Facades should be consistent with the wool board GB T 25975-2010 building exterior insulation rock wool board with the implementation of standards. Good insulation, sound insulation. Construction and installation convenience, energy-saving effect is remarkable, with high cost performance. Fire insulation of high density rock wool insulation board is a new, every fire and sound-absorbing material. It is mainly used for building walls, thermal insulation of the roof; building walls, firewalls, fire doors and elevator shafts of fire and noise reduction. Features: 1, the appearance of quality: smooth surface, without prejudice practical scars, stains damaged. 2, combustion performance: non-combustible. 3, the heat load shrink temperature: 643 degrees. 4, moisture absorption: 3.9%. 5, organic matter content: 2.9%. Unique advantages: high-density rock wool board manufacturers www.whnhcl.net/ production of high-density rock wool fire insulation board has excellent insulation and noise immunity; products with flame retardant; heat; low chlorine content; their light weight loading and unloading simple; low cost, high cost; no maintenance; quick installation and so on.