Alumina, silica, lime and iron oxide are the basic raw material for the manufacture of portland cement. The component of Portland cement which first hardens is?

5CaO . 3 Al2O₃
3CaO . Al2O₃
3CaO . SiO₂
2CaO . SiO₂

LohaHridoy

4 views

2025-01-04 04:42

1 Answers

AhmedNazir

Answer: Option 1

Let'

4 views Answered 2022-09-01 13:21

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