Řeka - GUTY
- 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 | 2490 | 1 | 0,06 |
| Real density | 2 | kg/m3 | 2710 | - | - |
| Open porosity | 6 | % | 6,0 | 0,06 | 1,0 |
| Total porosity | 6 | % | 8,1 | - | - |
| Apparent porosity | 6 | % | 6,2 | - | - |
| Water absorption | 6 | % | 2,49 | 0,025 | 1,0 |
| Water absorption coefficient | 3 | g.m-2.s-1/2 | 15,8 | 1,08 | 6,8 |
| Linear thermal expansion | 8 | 106.K-1 | 9,8 | 1,46 | 14,9 |
| Compressive strength | 10 | MPa | 144,8 | 14,4 | 9,9 |
| Flexural strength | 10 | MPa | 11,4 | 0,9 | 7,9 |
| Abrasion resistance | 1 | mm | 19,5 | - | - |
