Božanov
- Quarry
- Stone appearance
- Petrographic examination
- Physical properties
- Frost resistance
- Particle size distribution by image analysis
- Chemical and phase composition
- Notes and literature
Physical properties
| Parameter | Number of measurement | Unit | Value | Standard deviation | Coefficient of variation [%] |
|---|---|---|---|---|---|
| Apparent density | 6 | kg/m3 | 2180 | 5 | 0,23 |
| Real density | 2 | kg/m3 | 2630 | - | - |
| Open porosity | 6 | % | 16,7 | 0,2 | 1,1 |
| Total porosity | výpočtem | % | 17,0 | - | - |
| Apparent porosity | výpočtem | % | 9,9 | - | - |
| Water absorption | 6 | % | 4,52 | 0,05 | 1,1 |
| Water absorption coefficient | 3 | g.m-2.s-1/2 | 191 | 7,2 | 3,8 |
| Linear thermal expansion | 8 | 106.K-1 | 9,9 | 1,15 | 11,6 |
| Compressive strength | 10 | MPa | 68,9 | 5,8 | 8 |
| Flexural strength | 10 | MPa | 5,2 | 0,2 | 3,9 |
| Abrasion resistance | 1 | mm | 20 | - | - |
