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Aac blocks |
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| light weight aac block Technical Parameter | |||||
| Item |
States standard(GB/T11968-1997) |
Our standard | |||
|
Strength grading |
A2.5 |
A3.5 |
A5.0 |
A3.5 |
|
| Compressive strength(Mpa) | Mean value | ≥2.5 | ≥3.5 | ≥5.0 | 5.1 |
|
Minimum value |
≥2.0 |
≥2.8 |
≥4.0 |
4.5 | |
|
Density |
B05 | B06 | B07 | B06 | |
|
Dry unit weight(kg/m3) |
450--550 |
550--650 |
650--750 |
600 |
|
|
Dry shrinkage(mm/M) |
≤0.5 |
0.23 |
|||
|
≤0.8 |
|
||||
|
Frost resistance |
Mass loss(%) |
≤5.0 |
3.62 |
||
|
Frozen strength(Mpa) |
2 |
≥2.8 |
≥4.0 |
4.2 |
|
|
Thermal conductivity(W/m.k) |
0.14 |
≤0.16 |
/ |
0.15 | |
|
Radioactivity index |
Refer to GB6566-2001 1ra≤1.0 1r≤1.0 | Environmental protect building materials free test | |||
|
Fireproof |
|||||
Contact : jason wang, 8615959200670
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