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Table 3 Main physical and mechanical properties of the used ordinary Portland cement (CEM I) complying with ESS 4756-1/2013

From: Enhancing corrosion resistance of RC pipes using geopolymer mixes when subjected to aggressive environment

Initial setting time

Hour

2

Minutes

5

Final setting time

Hour

3

Minutes

10

Compressive strength at 3 days

20 N/mm2

 

Compressive strength at 7 days

28 N/mm2