2010年7月8日星期四

How do ypu protect a concrete surface from aggressive material like acids

Many material have no effect on concrete . However , there are some aggressive material , such as most acids , that can have a deteriorating effect on concrete with maximum chemical resistance , followed by the application of protective treatments to keep corrosice substances from contacting the concrete . Principles and practise that improve the chemical resistance of concrete include using a low water-cement ratio , selacting a suitable aggrtegates , water and wir entrainment , A large number of chemical formulations are available as sealers and coatings to protect concrete from a variety of environments ; details recommendations shuld be requested from manufacturers , formulators or material suppliers .

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