General Quality
- Bricks shall be free from cracks and flaws and nodules of free lime.
- Bricks shall have smooth rectangular faces with sharp corners
- Bricks shall be of uniform in colour and texture.
- Bricks shall be mechanically shaped and not hand moulded.
- Bricks shall not be provided with frogs.
Dimensional Specification
|
Length (L), mm |
Width (W), mm |
Height (H), mm |
|
190 |
90 |
90 |
|
190 |
90 |
40 |
Physical Requirements
| Compressive Strength |
Average compressive strength shall not be less than 40 N/mm2. |
| Water Absorption |
Shall not be more than 5% by weight |
| Efflorescence |
Shall have a rating of efflorescence not more than ‘Nil’ |
hey am mark from kenya.. i would love to know any budget machines to make first class clay bricks..probably hollow bricks and protherm