оксид магния доска

Commodity: Magnesium oxide board Specification : 2440MM*1220MM THK: 3MM-20MM We can also produce the size according to the request of customer . Ingredient of commodity: magnesium chloride, magnesia, perlite, plant fiber Features: 1) Fire proof:The material is A class frameless one tested state authority institute and the fire-retardant limit is greater than four hours. 2) Waterproof: Resistant to deformation in wet environments 3) Heat preservation and protection: Thermal conductivity of 0.216W/mK 4) Light Weight and highintensity : Light weight, (volume weight: 0.85 - 1.27g/cm3) 5) Strength: Bendable and impact resistant 6) Invariability: Resistant to deformation in wet, hot and dry conditions 7) Sound insulation: The sound insulation of 10mm thickness fireproof board can reach 50dB 8) Durability: Resistant to halogen accumulation, long lasting strength 9) Cold resistance: Can be used at -40 degree 10) Easily Installation: Easy to cut, saw, nail, stick, paint and veneer 11) Environmental Protection: Free of asbestos, formaldehyde and ammonia,without gypsum, lime, cement, formaldehyde and other harmful radioactive substances, non-toxic, non-polluting,