Material specification (mm) | 13.2 - 16 | 9.5 - 13.2 | 4.75 - 9.5 | |
Technical index | Standard value | Test value | ||
Crushing value (%) | ≤26 | 12.4 | 13.2 | 13.2 |
Apparent relative density (T/m3) | ≥2.6 | 2.94 | 2.95 | 2.96 |
Water absorption rate (%) | ≤2.0 | 0.50 | 0.86 | 1.52 |
Consistency | ≤12 | 8 | ||
Content of needle and sheet granular (%) | ≤15 | 8.2 | 7.8 | 6.6 |
<0.075 Particle content (%) | ≤1 | 0.2 | 0.2 | 0.2 |