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State two disadvantages of air entraining admixtures.

written 5.2 years ago by teamques10 ★ 68k

modified 2.5 years ago by pedsangini276 • 4.8k

advanced concrete technology

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written 5.2 years ago by teamques10 ★ 68k

Disadvantages of air entraining admixtures:

1. Porosity of the concrete mass increases the chances of honeycombing.

2. The density of concrete i.e. unit weight decreases.

3. Workability of concrete increases but strength of concrete decreases up to certain extent.

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