- Height: 200 mm
- Width: 100 mm
- Length: 400 mm
- Weight: 20 Kg
- Minimum compressive Strength for Average of 10 pcs is 17.4N/mm2 and lowest is not less than 14.0 n/m2.
- Void ratio not to exceed 50%
- Dimensions Tolerances is acceptable as follows :Length +3mm to 5 mm, Height +3 to -5mm, Thickness 2mm for any measurement
- Block are Maunfactured in Vibrated/pressure Block Making Machine