Trutnov - Lány
- 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 | 2540 | 20 | 0,77 |
| Real density | 2 | kg/m3 | 2720 | - | - |
| Open porosity | 6 | % | 5,3 | 0,66 | 12,6 |
| Total porosity | výpočtem | % | 6,7 | - | - |
| Apparent porosity | výpočtem | % | 3,9 | - | - |
| Water absorption | 6 | % | 1,55 | 0,221 | 14,2 |
| Water absorption coefficient | 6 | g.m-2.s-1/2 | 8,0 | 0,8 | 10,0 |
| Linear thermal expansion | 8 | 106.K-1 | 9,0 | 0,33 | 3,7 |
| Compressive strength | 10 | MPa | 98,9 | 28,6 | 0,29 |
| Flexural strength | 10 | MPa | 6,7 | 1,1 | 16,4 |
| Abrasion resistance | 1 | mm | 20,0 | - | - |
