FEATURE:cement with high strength, high early strength, good abrasive-resistance and front resistance, short hydration time and strong cement structure; | ||||
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. | ||||
Test item | GB175-2007 Standard | Ex-Plant Test result | ||
Chemical analysis | ||||
Insoluble residue (%) | - | - | ||
Loss on ignition (%) | ≤5.0 | 3.31 | ||
SO3 (%) | ≤3.5 | 1.92 | ||
MgO(%) | ≤5.0 | 4.87 | ||
Chloride (%) | ≤0.06 | 0.049 | ||
Alkali Content (%) | - | - | ||
sical Properties | ||||
Fineness | Blaine permeability m2/kg | 300 | 381 | |
45μm Sieving residue (%) | - | - | ||
Setting time | Initial Setting Time (min) | ≥45 | 169 | |
Final Setting Time (max) | ≤600 | 251 | ||
Soundness | Expansion (mm) | ≤5.0 | 1.3 | |
Compressive Strength (Mpa) | 3 days | ≥17 | 25.6 | |
28 days | ≥42.5 | - | ||
Flexural Strength (Mpa) | 3 days | ≥3.5 | 5.8 | |
28 days | ≥6.5 | - | ||
1. Products features
2. Application
3. Production flow
Index Name | Internal Control Index | GB/T2015-2005 Standards | ||
Intensity | 3 days | 28 days | 3 days | 28 days |
Flexural strength, Mpa | 7.0 | 10.0 | 4.0 | 7.0 |
Compressive strength, Mpa | 40.0 | 60.0 | 22.0 | 52.5 |
Fineness 80um, % | ≤1.0(specific area 420m2/kg} | Maximum 10% | ||
Initial setting time | 140 minutes | No earlier than 45 minutes | ||
Final setting time | 170 minutes | No later than 10 hours | ||
Whiteness (Hengte Value) | 90 | Minimum 87 | ||
Standard consistency | 27 | / | ||
| Sulfur trioxide(%) | 3.08 | ≤3.5 | ||
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