Daily Concept Booster Civil Engineering : Minimum Compressive Strength of Various Cement

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Minimum Compressive Strength in N/mm² –

Cement	1 day	3 days	7 days	28 days
OPC (33 grade)	–	16.0	22.0	33.0
PPC	–	–	22.0	33.0
RHC	16.0	27.5	–	–
LHC	–	10.0	16.0	35.0
HAC	30.0	35.0	–	–

OPC = Ordinary Portland Cement
PPC = Portland Pozzolana Cement
RHC = Rapid Hardening Cement
LHC = Low Heat Portland Cement
HAC = High Alumina Cement

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