concrete hardener

concrete hardener

[′käŋ‚krēt ‚härd·ən·ər]
(materials)
An admixture such as calcium chloride, sodium chloride, or sodium hydroxide that hastens or decreases the hydration rate of cementing material; the concrete takes less time to set and has earlier higher strength.

concrete hardener

An admixture that significantly alters the rate of hydration of concrete so as to increase its strength.
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