Gelcoat

Gelcoat is a special type of coating that is mainly used in the plastics industry, especially in the production of composite materials. This coating serves as an outer layer on surfaces such as boats, RVs and other products that require a high-quality, durable finish. Gelcoat not only offers an aesthetic advantage due to its smooth, glossy surface, but also protects the underlying material from UV radiation, moisture and mechanical influences.

It is usually applied in several layers, with the first layer being applied to the mold tool to create a dense, waterproof barrier. The color choices for gelcoat are varied, making it possible to create different designs and styles. In addition, gelcoat is relatively easy to repair, which is an advantage for products that are subject to heavy wear and tear. In the event of damage, scratches or cracks in the gelcoat surface can often be repaired by sanding and polishing or by applying new layers of gelcoat.

Overall, gelcoat plays a crucial role in the manufacture of high-quality and durable plastic products by providing both protection and aesthetic qualities.

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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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