External Wall Board
Popular Asbestors Free Fireproofing Materials cement fiber board
fireproof,waterproof,moisture-proof,mould-proof,soundproof,heat insulation
+ Completely contain no asbestos, smokeless and non-toxic if a fire occurred.
+ Superior in heat-insulating performance and economic in consumption of cooling and heating energy.
+ Good fireproofing performance, over the national standard.
+ Quick and convenient in construction, good in sound-absorbing performance and good in water proofing and moisture proofing.
+ High in strength of base material, good in radiation protection and on deformation and discoloration in long exposure to the sun.
+ Novel in color and design full of vigor in decoration.
+ Light in weight, high in strength, ageing resistance with the service up to 50years
Specification
Edges |
Length(mm) |
Width(mm) |
Thickness(mm) |
Taper/ Square |
2440/3000 |
1220 |
5/6/7/8/9/10/12/15/16/18/20 |
Remark:Different dimensions can be made as required. | |||
Physical Property
Items |
Units |
Measured data |
|||||
Density |
Kg/m3 |
1000-1500 |
|||||
|
Tolerance In Dimension |
Length |
mm |
±3 |
||||
Width |
mm |
±3 |
|||||
Thickness |
≤9 |
mm |
±0.3 |
||||
9~15 |
±0.5 |
||||||
Water Content |
% |
≤10 |
|||||
Water Absorption |
% |
≤0.25 |
|||||
Thermal Contractive |
% |
≤0.5 |
|||||
Thermal Conductivity |
W/m.k |
≤0.35 |
|||||
Freezing Resistance |
|
25 Times Cycle |
|||||
Heat-resistant Grade |
/ |
Incombustible class A (GB8624-2006) |
|||||
Asbestos Including |
/ |
100% asbestos free |
|||||
Bending Strength |
Cross |
Mpa |
>16 |
||||
Parallel |
Mpa |
>12 |
|||||
Radionuclide limit |
Internal |
IRa |
<1.0 |
||||
External |
Ir |
<1.0 |
|||||
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