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acrylcolor

Colourful window frames

Information for window purchasers

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Colourful window frames

Creating with colour

Coextrusion: the process

With coextrusion, a thermal process fuses the profile's white base form – at this stage still a molten white polymer resin – with a molten acrylic coating to make an unbreakable bond. The molten acrylic coating is applied to all surfaces that will later be subjected to the harsh effects of the sun, wind, rain and snow.

The coextrustion processAs the profile leaves the two coextrusion dies, it is already two-coloured. The result of this coextrusion process is unparalleled colour veracity. Even in projects where window units in the same building were installed over a span of several years, there was virtually no visible difference between the first windows and the last.

GEALAN has been coextruding profiles since 1980. Our experience in this field has been rewarded with the RAL certification as well as the South German Plastics Centre seal of approval. 

 

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