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Clinker & Alkali Details

S.N Parameters Other's Clinker Clinker Used by Reliance Remarks
1. C3S% 47-50 > 50 - Gives higher early strength.
- Better grindability.
2. C3A% 8-10 9-11 - Resulted lower heat of hydration.
- Lower gypsum consumption in cement grinding.
3. Total Alkali as Na20
K20% Na20°1
0.7-1.1
0.25-0.4
1.0+-0.1
0.25+-0.05
- Low alkali aggregate reactivity.
- Lower possibility of volume change at later age.