다양한 콘크리트 혼화제의 기능은 무엇입니까?
First, alkaline water reducer: can improve the fluidity and strength of concrete.It can save concrete usage,and improve the durability of concrete.Excessive incorporation will lead to lower strength,and water tightness. Second, retarders: can reduce the hydration rate and hydration heat of concrete,and extend the curing time of concrete.It is mainly used for construction in hot seasons,large …