Our HCSA concrete expansive agent is developed by China government and our company. It is used in most construction of China high-speed railway. Main Features: 1. High expansive performance: 7d between the water limit expansive ratio can reach 0.15 - 0.2%. It is 4 - 8 times the expansive volume of ordinary expansive agent. 2. Expansive rate is proper: the 3d water limit volume of expansion can be up to 70 - 80%, 7d was above 85%. 3. Under the condition of 100% dry, it can still maintain larger expansive volume. 4. The performance is stable.
Application: 1. Make all kinds of high-grade special mortar and grouted material; 2. Waterproof concrete structural engineering; 3. Crack concrete engineering; 4. Crack of mass concrete seepage control; 5. The use of concrete filling pile, can save material and time limit for a project.
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