China Class A1 Fireproof MGO High Strength Low Density Fireproof Materials Magnesium Oxide Board, Find details about China Magnesium Oxide Fire Resistant Board, Fire Resistant Materials MGO Board for Flooring from Class A1 Fireproof MGO High Strength Low Density Fireproof Materials Magnesium Oxide 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 | |