China Supplier Class A1 3-15mm Fire Resistance Magnesium Oxide Fireproof MGO Sulfate Board, Find details about China Magnesium Oxide Board, Fireproof Board from China Supplier Class A1 3-15mm Fire Resistance Magnesium Oxide Fireproof MGO Sulfate Board
Result | Asbestos board | Plaster board | Paper board | MgO Fireproof Board | ||
Items | ||||||
Density | g/m2 | 1.6 | 1.3 | 0.9 | ||
Anti-bending | Mpa | Horizontal | 1.98 | 11 | 13.2 | |
Vertical | 11 | 3.89 | 7.4 | 17.5 | ||
Water absorption | ‰ | 24 | 3 | 6 | ||
Natural expansion | ‰ | 9 | 10 | 2 | 0.6 | |
Index of sound insulation | db | -40 | -54 | 46 | ||
Fire-resisting limit | min | 75 | 43 | 110 | 180 | |
Pollution | Asbestos content | Pollution free | Pollution free | Pollution free | ||
Weight( 6mm ) | Kg/m | 11 | 8 | 7.9 | 6 | |