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The increased rate of strength gain of rapid hardening cement is achieved by:
- AHigher content of C3S
- BHigher content of C3A
- CHigher content of C4AF
- DHigher content of C2S
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CCommunity
The rapid rate of development of strength is attributed to the higher fineness of grinding and higher C3S and lower C2S content.
A higher fineness of cement particles exposes greater surface area for action of water and higher proportion of C3S results in quicker hydration.
A higher fineness of cement particles exposes greater surface area for action of water and higher proportion of C3S results in quicker hydration.