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        1. CN
          CN
        2. PCA?-Ⅳ Polycarboxylate Superplasticizer with Shrinkage-reducing and Anti-cracking
          PCA?-Ⅳ Polycarboxylate Superplasticizer with Shrinkage-reducing and Anti-cracking Download

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          PCA ? -IV 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 ? -IV contains no formaldehyde, calcium chloride or other purposely added chlorides and will not initiate or encourage the corrosion of the steel present in the concrete. It is formulated to comply with the subsequent specifications for concrete admixture: ASTM494, Type F; BS EN934:2/3.2.3.


          女人高潮抽搐潮喷视频分腿,免费无码专区高潮喷水,高潮白浆潮喷正在播放