Masonry Materials/ hafar elbatin / Concrete blocks / Hollow Block
Description
items |
Describtion |
Dimensions (length,width, height) |
20×(10-12-15-20-25)×40 (width) |
Total density |
2100 kgm/cm2 |
Loading surface area: |
400-480-600-800-1000 cm 2 |
Weight/m2 |
13-14-16-18-24 |
Type (according to weight) |
heavy |
Number of unites / m2 |
12.5 pieces |
Fracture stress (net area): |
50 kg/cm2 |
Data of test |
After 28 days from the date of production |
Number of samples |
According |
Fire rate |
2 hours |
Advantages of normal hollow blocks :
- Saving in builder’s cement mortar of approximately 60% for uniformity of hollow blocks surfaces whilst avoiding gaps between mortar.
- Saving of 30% in the thickness of splash and plaster for uniformity of block surface.
- The cavity blocks have increased thermal and acoustic properties.
- Good humidity resistance for cement blocks.
- The wastage of cement blocks does not exceed 1%.
- Environment friendly.
- Reduced employments costs to build walls using cement blocks.
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