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.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

concrete hardener

An admixture that significantly alters the rate of hydration of concrete so as to increase its strength.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
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Cementec manufactures Hard-Cem, an integral (not surface applied) concrete hardener for increased abrasive and erosive wear resistance of ready-mix concrete, precast concrete and shotcrete.