Cement Fiberboard
|
Thickness(mm) |
4.5-30 |
|
Width(mm) |
1200/1220 |
|
Length(mm) |
2400,2440,3000 |
|
Deviation in width |
≤ 1200mm, Deviation in width ±3mm |
|
Deviation in length |
<1200mm, Deviation in length ±3mm 1200~2400mm, Deviation in length ±4mm >2400mm,Deviation in length ±5mm |
|
Deviation in thickness |
±0.5mm |
|
Density |
0.9-1.1g/m3 |
|
Bending strength |
no less than 12MPa(EMC) |
|
Moisture content |
no more than 10% |
|
Wet expansion |
no more than 0.25% |
|
Thermal Conductivity |
no more than 0.29W/(m.K) |
|
Temperature resistance |
±120 Celsius |
|
Flexural strength |
>15 Mpa(GB/T7019-1997) |
|
Radiation |
Accordance with standard |
|
Incombustibility |
4 hours |
|
Non-water soaking |
No water forms after being tested for 24 hours |
|
Freezing |
No cracking or delaminating after 25 times of freezethaw cycle |
ALC Board
OSB Board
