Hi-Strength 7 has been specifically designed for applications where loading conditions require a 7.3N/mm² building block.
- Available in large format
- For use with Thermalite® Thin Layer Mortar
Working dimensions
Face dimensions (mm) 440 x 215, 440 x 430
Thicknesses and weights Block thicknesses & weights at equilibrium density (for 440 x 215mm)
| Thickness (mm) |
100 |
140 |
150 |
190 |
200 |
215 |
| Weight* (kg) |
7.1 |
10.0 |
10.7 |
13.5 |
14.2 |
15.3 |
Properties Mean compressive strength not less than 7.3N/mm²
Designed thermal conductivity (λ) 0.19W/mK
Specified gross dry density 730kg/m³
*Block weights are calculated using specified gross dry density, with a moisture content of 3% by weight added to provide the equilibrium value.