Concrete, an ordinary building material, has profound effects on our daily lives. Concrete is widely used for a variety of buildings and projects - from skyscrapers and bridges to roads and public facilities, to home improvement. Technically, it is d…
Concrete retarder is a kind of additive which can delay the hydration reaction time of cement, so as to delay the setting time of cement.…
Concrete additive is a substance added in the process of mixing concrete to improve the performance of concrete, the amount of which is not more than 5% of the quality of cement (except in special cases).…
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