高鋁水泥
發布時間:2017/12/1 2:16:56
項目 | CA-50 水泥 | CA-60 水泥 | CA-70 水泥 | CA-80 水泥 | |
化學成分 | Al2O3 | 50-60 | 60-68 | 68-77 | ≥77 |
SiO2 | ≤8.0 | ≤5.0 | ≤1.0 | ≤0.5 | |
Fe2O3 | ≤2.5 | ≤2.0 | ≤0.7 | ≤0.5 | |
R2O(Na2O+0.658K2O) | ≤0.4 | ≤0.4 | ≤0.4 | ≤0.4 | |
抗折強度 MPa | 1day | 5.5 | 2.5 | 5.0 | 4.0 |
3days | 6.5 | 5.0 | 6.0 | 5.0 | |
28days | / | 10.0 | / | / | |
耐壓強度MPa | 1day | 40 | 20 | 30 | 25 |
3days | 50 | 45 | 40 | 30 | |
28days | / | 80 | / | / | |
凝固時間 Min | 開始時間 | ≥30 | ≥60 | ≥30 | ≥30 |
結束時間 | ≤360 | ≤1080 | ≤360 | ≤360 |