孔径(mm) | 1.5 3.0 5.0 8.0 (防水与不防水型) | |||||||
碘吸附值(mg/g) | ≥400 | ≥500 | ≥600 | ≥700 | ≥800 | ≥900 | ≥1000 | ≥1100 |
比表面积( m²/g) | ≥600 | ≥700 | ≥800 | ≥900 | ≥1000 | ≥1150 | ≥1200 | ≥1300 |
四氯化碳% | ≥35 | ≥40 | ≥50 | ≥60 | ≥85 | ≥92 | ≥95 | ≥97 |
苯吸附率(%) | ≥20 | ≥30 | ≥35 | ≥40 | ≥65 | ≥70 | ≥75 | ≥79 |
水分(%) | ≤8 | ≤8 | ≤6 | ≤6 | ≤6 | ≤5 | ≤5 | ≤5 |
灰分(%) | ≤5 | ≤4 | ≤4 | ≤3 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 |
堆积密度(g/cm³) | 0.35-0.55 | 0.35-0.55 | 0.35-0.55 | 0.35-0.55 | 0.35-0.55 | 0.35-0.55 | 0.35-0.55 | 0.35-0.55 |
正压强度(MPa) | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
侧压强度(MPa) | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |