OPC 53 Grade Cement
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| Attributes | Details | Results / Standard |
|---|---|---|
| Brand Name | UltraTech | - |
| Product Name | UltraTech Block Build OPC | - |
| Cement Type | OPC 53 Grade | - |
| Weight | 50 KG | - |
| CHEMICAL REQUIREMENTS | ||
| PARTICULARS | TEST RESULTS | REQUIREMENTS OF IS: 269-2015 |
| 1. CaO - 0.7SO3 / 2.8 SiO2 + 1.2 AI2O3 ++ 0.65 Fe2O3 | 0.93 | 0.8 Min 1.02 Max |
| 2. AI2O3 / Fe2O3 | 1.15 | 0.66 Min |
| 3. Insoluble Residue (% by mass) | 1.98 | 5.00 Max |
| 4. Magnesia (% by mass) | 0.98 | 6.00 Max |
| 5. Sulphuric Anhydride (% by mass) | 2.90 | 3.50 Max |
| 6. Total Loss on Ignition (% by mass) | 2.44 | 4.00 Max |
| 7. Total Chlorides (% by mass) | 0.007 | 0.10 Max |
| PHYSICAL REQUIREMENTS | ||
| 1. Fineness (m2/kg) | 333 | 225 Min |
| 2. Standard Consistency (%) | 29.00 | - |
| 3. SETTING TIME (Minutes) | ||
| A. Initial | 140 | 30 Min |
| B. Final | 225 | 600 Max |
| 4. SOUNDNESS | ||
| A. Le-Chat Expansion (mm) | 1.00 | 10 Max |
| B. Autoclave Expansion (%) | 0.090 | 0.8 Max |
| 5. COMPRESSIVE STRENTH (MPa) | ||
| A. 72 +/- 1hr. (3 Days) | 35.00 | 27 Min |
| B. 168 +/- 2hr. (7 Days) | 40.00 | 37 MIn |
| C. 672 +/- 4hr. (28 Days) | 55.00 | 53 MIn |
| 6. PERFORMANCE IMPROVER (%) | ||
| Limestone | 5.00 | 5.00 Max |
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