Physical Properties of Type 425-1 Cement | ||||||
---|---|---|---|---|---|---|
Autoclave Expansion (%) | Blaine | Reception time | pushing resistance | |||
primitive | Final | 2 days | 7 days | 28 days | ||
≤0.8 | ≥2800 | ≥45 | ≤360 | ≥100 | ≥425 | ≤625 |
Chemical Properties of Cement Type 425-1 | ||||
---|---|---|---|---|
Specification name | Mgo % |
SO3 % |
Lol % |
IR % |
Value in Standard 389 | ≤5 | C3A<8 SO3<3 C3A>8 SO3<3.5 |
≤3 | ≤0.75 |
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