检测项目 The test items |
标准值 Standard values |
检测值 The readings |
抗压强度( Mpa ) The compressive strength |
≥ 35 |
≥ 50 |
抗折强度( Mpa ) Flexural strength |
≥ 3.5 |
≥ 6.0 |
透水率系数( cm/s ) Permeable rate coefficient |
≥ 2.0 × 10 -2 |
≥ 3.0 × 10 -2 |
抗冻性
Frost resistance |
夏热冬冷地区冻循环 25 次
Hot summer and winter region
Frozen cycle 25 times |
单块质量缺失率≤ 20%
冻后顶面缺损深度≤ 5 ㎜ |
较大值 1.0
较大值 0 |
强度损失率≤ 20% |
12 |
耐磨度( mm ) Wear-resisting degree |
磨坑长度≤ 35 |
28 |
防滑性( BPM ) Skid resistance |
≥ 60 |
70 |