筛孔/mm | 筛孔通过率(%) | 设计级配(%) | 级配中值 | 规范要求 | ||||
碎石 | 碎石 | 碎石 | 碎石 | 矿粉 | ||||
10~16 mm | 5~10 mm | 3~5 mm | 0~3 mm | |||||
19 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
16 | 55.2 | 100 | 100 | 100 | 100 | 97.6 | 95 | 90~100 |
13.2 | 26.3 | 100 | 100 | 100 | 100 | 88.9 | 84 | 76~92 |
9.5 | 3.9 | 91.4 | 100 | 100 | 100 | 69.8 | 70 | 60~80 |
4.75 | 0.6 | 6.4 | 80.5 | 100 | 100 | 41.6 | 48 | 34~62 |
2.36 | 0.6 | 1.4 | 6.7 | 80.8 | 100 | 27.1 | 34 | 20~48 |
1.18 | 0.5 | 1.2 | 3 | 63.8 | 100 | 19.4 | 24.5 | 13~36 |
0.6 | 0.5 | 1.2 | 2.2 | 50.3 | 99.7 | 14.5 | 17.5 | 9~26 |
0.3 | 0.5 | 1.2 | 2 | 34.5 | 98 | 11.1 | 12.5 | 7~18 |
0.15 | 0.5 | 1.1 | 1.8 | 18.9 | 85 | 8.7 | 9.5 | 5~14 |
0.075 | 0.4 | 1 | 1.6 | 8.2 | 67.7 | 7.1 | 6 | 4~8 |
设计级配 | 22% | 40% | 7% | 27% | 4% | - | - | - |