| Model: | L3-30048 |
|---|---|
| Brand: | JINYIDA |
| Origin: | Made In China |
| Category: | Construction & Decoration / Fire Retardant |
| Label: | lightweight , 0.9g/cm3-1.2g/cm3 , high strength |
| Price: |
US $5.5
/ pc
|
| Min. Order: | 300 pc |
| Live Chat: | Last Online:20 Jun, 2014 |
Product: magnesium oxide board, also called inorganic non-combustible composite board.
Product type;Type of 3-30048 L
Specification :1220mm*2440mm*(3mm-25mm)
Note :other standard size,we also can be provide customerization.
Manufacture standard:GB25970-2010<inorganic non-combustible composite boar t;
Product introduction:
Xinlong inorganic non-combustible composite board is made of magnesium oxide, magnesium chloride, middle alkali glass fiber mesh, expanded perlite, sawdust, and other auxiliary materials and additives,which is advanced process,demould, conservation,anti-halogen processing and drying processes.what’s more it is popular in the world.It is divided into building materials board and fire resistance board according to processes, formulas. Its technical indicators are completely compliance with the requirements of GB 25970-2010<inorganic non-combustible composite boar t; standard.
Main features:
1.fireproof, non-combustible.Class A1 non-combustible sheet.
2.Waterproof, moisture-proof, anti-corrosion, acid and alkali resistance.
3.Heat insulation, and sound insulation.
4.Low shrinkage rate, light weight, and high strength, overall low density.
5.Smooth surface, can be painted, pasted tile, pasted wallpaper and other decorative materials.
6.Excellent fire resistance performance.Using 12mm thickness plate can be made partition,it can reach 4 hours of fire resistance.
7.Construction cost of low, and can be cut, saw,nail,and bent.
Technical Index:
|
Item |
Test Method |
Technical requirement |
Inspection result |
Conclusion |
|
Density,kg/m3 |
GB/T 7019-1997 |
/ |
1086 |
Qualified |
|
Dry bending strength,MPa |
GB/T7019-1997 |
≥6 |
13 |
Qualified |
|
Bending strength of water absorbed,MPa |
GB/T7019-1997 |
≥4 |
13 |
Qualified |
|
Moisture absorption,% |
GB25970-2010 |
≤0.20 |
0.12 |
Qualified |
|
Anti-halogen performance |
GB/T25970-2010 |
No water damp,and no drop |
Comply with the requirement |
Qualified |
|
Combustion performance |
/ |
/ |
Class A1 |
Qualified |
|
Temperature rise within the stove |
GB/T5464-2010 |
≤30 |
3 |
Qualified |
|
Lasting burning time,S |
GB/T5464-2010 |
0 |
0 |
Qualified |
|
Mass loss rate,% |
GB/T5464-2010 |
≤50 |
45.4 |
Qualified |
|
Calorific value,MJ/KG |
GB/T14402-2007 |
≤2.0 |
0.3 |
Qualified |
|
Notes |
The uncertainty of mass loss rate for test results.U95=0.2% |
|||
Main application areas:
Fire resistance board series:used in the tunnel ceiling, steel structure column, beam,horizontal floor, fire partition wall, and room dividers.
Decorative board series:used in the hotels, office building, residential renovation.
Substrate board series:used in ceiling, partition, fireproof door core,warehouse board and lining board.
Sound-absorption board series:used in the subways,bus stations, theaters, factories, and other public building.
Magnesium Oxide Board Corporations Board Physical Characteristics Comparison :
|
Items |
Magnesium oxide board |
Gypsum plaster board |
Gypsum wallboard |
|
Bending ultimate strength,Mpa |
27 |
5.3 |
3.5 |
|
Density,kg/m3 |
800-1200 |
1200 |
830 |
|
Thermal conductivity W/m.K |
0.32 |
0.22-0.36 |
0.18 |
|
Combustibility |
Non-combustible |
Not easily combustible |
Not easily combustible |
|
Thermal linear expansion coefficient,% |
0 |
0.5-1.5 |
0.5-2 |
|
Facial surface hardness,Mpa |
5.9-8.3 |
2.2 |
1.8 |
|
Surface moisture absorption |
No more than0.34% |
No more than 3% |
No more than 10% |
|
Water impermeability |
0.11-0.14 |
0.15 |
0.16 |
| Payment Terms: | T/T |
|---|---|
