Civil Engineering MCQAE Level Civil Engineering
In cement manufacture, gypsum is added mainly to
Building MaterialsGeneralMEDIUM
Choose the correct answer
A
reduce specific gravity to one
B
increase free lime
C
remove iron oxide
D
control rapid reaction of C3A
Correct Answer
D. control rapid reaction of C3A
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Gypsum regulates setting by controlling the rapid hydration of tricalcium aluminate.
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