- Contact Person : Ms. Xing Sue
- Company Name : Shijiazhuang Mainland Import&Export Co., Ltd.
- Tel : 86-311-87822101
- Fax : 86-311-87822101
- Address : Hebei,SHIJIAZHUANG,NO.448, WEST HEPING ROAD, XINHUA DISTRICT, SHIJIAZHUANG CITY
- Country/Region : China
- Zip : 050051
Magnesium oxide board
Magnesium oxide board:
1. fireproof:
It reaches the standard of GB8624, CLASS A, British standard 476: part7:1997, and part 4:1970 class one surface spread of flame, and non-combustible class
2. waterproof:
It can keep its shape and character after soaking in water for a few days.
3. Soundproof and heat preservation
4. No asbestos
5. Environmental protection:
It is totally 100% green boards
6. Easy to install:
It can be treated in the way of sawing, planning, drilling, nailing and cutting etc.
Test item | Technical requirement | Test results | Results | ||
Density (g/cm3) |
| 0.9 | Qualified | ||
Bending strength(Mpa) | ≥10 | 16.0 | Qualified | ||
Impact strength (KJ/m2) | ≥2.5 | 10 | Qualified | ||
Moisture absorption | No moisture | No moisture | Qualified | ||
Water content (%) | ≤8 | 3.7 | Qualified | ||
Contraction rate when heated (%) | ≤0.3 | 0.1 | Qualified | ||
Expansion when put into water (%) | ≤0.6 | 0.23 | Qualified | ||
Crisp coefficient | ≥0.7 | 1.3 | Qualified | ||
Warp when heated (‰) | ≤3 | 0.12 | Qualified | ||
Put out of nails | e<6 | 6<e<10 | e >10 | 35 | Qualified |
≥25 | ≥20 | ≥15 | |||
Magnesium oxide board
