Vyšehořovice
- 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 | 1870 | 3 | 0,15 |
| Real density | 2 | kg/m3 | 2650 | - | - |
| Open porosity | 6 | % | 28,5 | 0,14 | 0,5 |
| Total porosity | výpočetem | % | 29,5 | - | - |
| Apparent porosity | výpočtem | % | 20 | - | - |
| Water absorption | 6 | % | 10,7 | 0,10 | 0,9 |
| Water absorption coefficient | 3 | g.m-2.s-1/2 | 622 | 39,6 | 6,4 |
| Linear thermal expansion | 8 | 106.K-1 | 9,3 | 1,15 | 12,4 |
| Compressive strength | 10 | MPa | 22,0 | 1,6 | 7,27 |
| Flexural strength | 10 | MPa | 2,9 | 0,3 | 10,3 |
| Abrasion resistance | 1 | mm | 22 | - | - |
