Yield

The yield of a coating material is a decisive factor in the planning and implementation of coating work. It indicates the area that can be coated with a certain amount of the material at a defined layer thickness. The coverage rate is usually specified in square meters per liter (m²/L) or per kilogram (m²/kg) and depends on various factors.

A key factor influencing the yield is the desired coating thickness. A thicker layer requires a larger amount of material, which reduces the yield accordingly. It is therefore important to define the coating thickness precisely in order to optimize both the technical requirements of the coating, such as protective effect and durability, and the material consumption.

Other influencing factors are the viscosity of the coating material, the application technique and the surface quality of the substrate. Rougher or porous surfaces can absorb more material, resulting in lower yields. Losses due to overspray or dripping during application can also reduce the effective coverage.

Knowing the yield in relation to the coating thickness enables a precise calculation of the material requirement and contributes to the cost efficiency of a coating project. By choosing a suitable coating material and an adapted application method, material consumption can be minimized without compromising the quality of the coating.

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This definition is taken from the surface technology encyclopedia from Surface Technology Online. You can find many more technical terms from the surface technology industry in our lexicon overview.

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