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| Supplier: | Kingdom Builders (Qingdao) Co., Ltd. |
|---|---|
| Price: | US $ 68/Ton |
| Min Order: | 25/Ton |
| Quantity:: | |
| Trade Terms: | FOB,CFR,CIF |
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| Markets: | North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
|---|---|
| Function: | Common Cement |
| Mineral Composition: | Portland Cement |
| Color: | Grey |
| Hardening Feature: | Rapid Hardening |
| Type: | Silicate Cement / Portland Cement |
| Strength Grade(',Mpa): | 52.5 |
| Heat Of Hydration: | Moderate Heat |
| Item | National Standard | ||||||||||||||||
| Require | 62.5R | 62.5 | 52.5R | 52.5 | 42.5R | 42.5 | |||||||||||
| Undissolved substance(%) | ≤ | 0.75 | 0.75 | 0.75 | 0.75 | 0.75 | 0.75 | ||||||||||
| MgO(%) | ≤ | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | ||||||||||
| SO3(%) | ≤ | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | ||||||||||
| Loss on ignition(%) | ≤ | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | ||||||||||
| Cloride(%) | ≤ | 0.06 | 0.06 | 0.06 | 0.06 | 0.06 | 0.06 | ||||||||||
| Soda(%) | Depend on supplier and customer | ||||||||||||||||
| Specific surface area(m 2 /kg) | > | 300 | 300 | 300 | 300 | 300 | 300 | ||||||||||
| Stability | Must be passed | ||||||||||||||||
| Setting time(min) | Initial set | ≥ | 45 | 45 | 45 | 45 | 45 | 45 | |||||||||
| Final set | ≤ | 390 | 390 | 390 | 390 | 390 | 390 | ||||||||||
| Flexural strength(MPa) | 3days | ≥ | 5.5 | 5.0 | 5.0 | 4.0 | 4.0 | 3.5 | |||||||||
| 28days | ≥ | 8.0 | 8.0 | 7.0 | 7.0 | 6.5 | 6.5 | ||||||||||
| Compressiveststrength(MPa) | 3days | ≥ | 32.0 | 28.0 | 27.0 | 23.0 | 22.0 | 17.0 | |||||||||
| 28days | ≥ | 62.5 | 62.5 | 52.5 | 52.5 | 42.5 | 42.5 | ||||||||||
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