Factory lowest 50kg cement price 32.5/42.5/52.5 |
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Cement with high strength, high early strength, good abrasive-resistance and front resistance, short hydration time and strong cement structure; |
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Usages: Normally used in common industry or civil construction such as road, railway, bridge, tunnel etc. Not suitable for underground sulfate condition, high temperature condition or construction with high hydration requirement. |
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Test item |
GB 175-2007 Standard |
Ex-Plant Test result |
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Chemical analysis |
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Insoluble residue (%) |
- |
- |
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Loss on ignition (%) |
5 |
3.31 |
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SO3 (%) |
≤3.5 |
1.92 |
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MgO(%) |
≤5.0 |
4.87 |
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Chloride (%) |
≤0.06 |
0.049 |
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Alkali Content (%) |
- |
- |
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Physical Properties |
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Fineness |
Blaine permeability m2/kg |
300 |
381 |
|
45μm Sieving residue (%) |
- |
- |
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Setting time |
Initial Setting Time (min) |
≥45 |
169 |
|
Final Setting Time (min) |
≤600 |
251 |
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Soundness |
Expansion (mm) |
≤5.0 |
1.3 |
|
Compressive Strength (Mpa) |
3 days |
≥17 |
25.6 |
|
28 days |
≥32.5 |
- |
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Flexural Strength (Mpa) |
3 days |
≥3.5 |
5.8 |
|
28 days |
≥5.5 |
- |