PCA?-Ⅷ High Performance Polycarboxylate Superplasticizer
                        PCA ? -Ⅷ is a new generation superplasticizer with a base of modified polycarboxylic ether. It offers maximal water reduction, increased early strength, and enhanced finishing characteristics. PCA ? -Ⅷ contains no formaldehyde, calcium chloride or other purposely added chlorides and will not initiate or encourage the corrosion … 
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