Main varieties of high-efficiency water reducing agents

The high-efficiency concrete water-reducing agents developed and produced in China have formed two major categories in the 1990s. One is a synthetic single-component high-efficiency water-reducing admixture, and the other is a composite multi-component high-efficiency water-reducing admixture. Single-component high-efficiency water-reducing agent, also known as superplasticizer, has a very significant water-reducing and enhancing effect on cement and…