The correct use of concrete release agents in the construction industry

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Fig. 1a+b: Comparison of a concrete element with insufficiently cleaned formwork and improperly applied release agent (left) – and a concrete element with properly cleaned formwork and subsequently applied release agent (right)

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Fig. 2 a+b: Correct (left) and excessively applied quantity of release agent (right)

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Fig. 3 a+b: Metal formwork onto which a retarder paste has been applied before (right) and after (left) cleaning with MasterFinish CLN 689

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Fig. 4 a+b: Comparison of cleaning brushes before (left) and after (right) correct use of MasterFinish CLN 689

Figure: Master Builders Solutions

Figure: Master B. S.

Architectural concrete is enjoying increasing popularity in the architectural design of buildings. Concrete release agents are available for this purpose, which, in addition to ordinary formwork stripping, enable the creation of visually high-quality concrete surfaces. This article explains the function, types, application and significance of concrete release agents.

Concrete is a fundamental building material in the construction industry, and its ease of processing, as well as its strength, durability, versatility and individual designs make it an indispensable part of modern construction. In the manufacture of concrete products, it is crucial that the products can be easily removed from the molds, without causing damage such as spalling, shrinkage holes and broken corners that require costly repairs. At the same time, architectural concrete is generally enjoying increasing popularity in the design of buildings.

Practical realization of the desired...