Brand:niushan
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Inspecting item | Unit | Standard requirement | check result | conclusion | |
loss on lgnition | % | ≤3.0 | 1.63 | qualified | |
Insoluble residue | % | ≤0.75 | 0.59 | Qualified | |
MgO | % | ≤6.0 | 2.99 | Qualified | |
SO3 | % | ≤3.0 | 2.08 | Qualified | |
C3S | % | ≥48and≤58 | 53.85 | Qualified | |
C3A | % | ≤8.0 | 1.66 | Qualified | |
C4AF 2C3A | % | ≤24.0 | 19.83 | Qualified | |
sodium oxide valent weight | % | ≤0.75 | 0.66 | Qualified | |
water cement ratio | % | 44 | 44 | Qualified | |
soundness | / | pass | Qualified | ||
Free fluid | % | ≤5.90 | 4.5 | Qualified | |
52 35.6MPa | 15-30min consistance | BC | ≤30 | 13.0 | Qualified |
Thickening time | Min | ≥90and≤120 | 105 | Qualified | |
pressive strength | 38,ordinary pressure,8h | MPa | ≥2.1 | 3.9 | qualified |
60,ordinary pressure,8h | MPa | ≥10.3 | 13.2 | qualified | |
G-(MSR) Oil Well Cement
