Chemistry, asked by Arshrastogi2607, 9 months ago

Gypsum is added to cement for reducing the fast reacting properties.Of

Answers

Answered by HAFEEZASINGLE

5

THE RETARDATION MECHANISM OF GYPSUM IS :

When cements hydrated gypsum reacts with C3A quickly to generate calcium sulfoaluminate hydrate which deposits and forms a protection on film on the cement particles to hinder the hydration of C3A and delay the setting time of cement.

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