Excellent thermal resistance Fireproof Rock Wool Board Rock Wool Insulation products are made from natural mineral wool such as basalt and dolomite. Density Thickness kg/m3 mm 60 50 70 80 100 150 / 75 50 70 80 100 150 / 80 50 70 80 100 150 / 100 50 70 80 100 150 / 120 30 40 50 80 100 / 130 30 40 50 70 80 100 150 30 40 50 70 80 100 180 30 40 50 70 80 100 200 30 40 50 70 80 100 PRODUCT FEATURES Rock Wool Board products are made from natural mineral wool such as basalt and dolomite. The natural rock are melted into melts in cupola at a very high temperature about 1500. The highest application temperature is 650. it has characters: heat insulation sound reduction, fireproof, waterproof and so on. Fire Doors Rock Wool Board advantages: - Excellent thermal resistance - Non-flammable - Easy to install - High sound absorption material - Easy handling and installation - Attractive aluminum appearance - Water-repellant - Resistant to ageing - Marine certified Application of Rock Wool Board: 1. Used for fire protection, thermal insulation in construction and building, commercial and residential buildings. 2. Used for sound absorption in roofing, celling, external wall, partition wall and floating floor. 3. Low density Environment Friendly Rock Wool Board suitable for roof and wall in the building Properties Value Density 60-150 Kg/m3 Shot content (particle diameter â?¥0.25mm), % â?¤12.0 Average fiber diameter, μm â?¤7.0 Density tolerance, % +15, -15 Thermal conductivity coefficient (average temperature: 70±2), W/(m. K) â?¤0.043 Thermal load contraction temperature (products with density above 60kg/m3), â?¤ 600 Acidity coefficient mk â?¥ 1.6 Moisture content, % â?¤0.5 Combustion property Non-combustible(A class) Organic material content, % â?¤ 4.0 Water repellence (water-proof), % â?¥ 98 Water absorption (water-proof), % â?¤ 5 Max Application Temperature 650