Magnesium Board is a kind of Magnesium oxide board which takes magnesia material as its main material, uses alkali-resistant Fiberglass mesh as strengthening material takes light material as its filler, which compounded with the above three kinds of materials under the non water-in process, It is a kind of new green and environmental protection board with fireproof and moisture resistant ability,
Specifications of Magnesium Board:
| 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
900x1800 | v | v | v | v | v | v | v | v | v | v |
900x2400 | v | v | v | v | v | v | v | v | v | v |
900x2700 | v | v | v | v | v | v | v | v | v | v |
1220x2440 | v | v | v | v | v | v | v | v | v | v |
1200x2700 | v | v | v | v | v | v | v | v | v | v |
1200x1800 | v | v | v | v | v | v | v | v | v | v |
Note:Other size can be booked according to customer's request.
Comparison of Magnesium Board with other kinds of board in common use
Items | Meijia board (6mm) | Gypsum board((9.5mm) | Calcium silicate board (6mm) | Cement board (6mm) |
Density(9/cm3) | 0.9-1.4 | 1.0 | 1.3 | 0.6-1.9 |
Flammability | It does not burn or show any change at 800°C | It does not burn at 800°C,but may break into pieces because of dehydration. | It tends to break apart at 800°C | It does not burn |
Average bending strength MPa | >=16 | Breaking load:
140-360N | >=4-9 | >=7-13.0 |
Impact strength,(KJ/M2) | >=3.6 | Low | High | >=1.9-3 |
Water absorption,% | <=18 | <=10 | <=10 | <=20-32 |
Bending strength when wet,MPa | No change | Decline | Decline | No change |
Moisture resistance | Good | Bad | Good | Good |
Freeze resistance | It shows no change after 25 cycles of freeze thawing | - | - | - |
Poisonous materials | None | None | Part of products contain harmful substances such as asbestos | Part of products contain harmful substances such as asbestos |
Decorative suitability | May be covered with faces of any kind or sprayed with paint or lacquer | In most cases,paint can be used and no face is stuch to it. | In most cases,paint can be used and no face is stuck to it. | In most cases,paint can be used and no face is stuch to it. |
Cutability | It may be cut with a paperknife or a toothless saw. | It may be cut with a paperknife | It can be only cut with a toothless saw. | It can be only cut with a toothles saw. |
Visible bending strength | Within certain limits it can be bent,possessing certain tenacity and rigidity. | It is hard to bend. | It possesses rigidity,thus hard to bend. | It is hard to bend. |
Finished cost | Moderate material cost and moderate finished cost. | Low material cost and moderate finished cost | High material cost and high finished cost. | A higher material cost and a higher finished cost. |
Main usage
Besides it is used in normal room ceiling and partition, Magnesium Board is especially suitable for office building, business building, bank, shopping center, hotel, entertainment facility, factory, warehouse. hospital, theater, terminal station, airport, school building, sport facility, engineroom , etc, it is also used for fire-proof door, cable tray fire-proof, steel construction fire-proof outlayer, it can be used in outdoor road sign, the spacer of the aluminium plastic board, protecting wall system, desktop panel. fence of building site, bill board, kitchen and toilet wall board, packing box and fire insulation pipeline etc. Also it can be used for ship decoration and passed the China Classification Society' s Certification according to international standard.
