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What is Co- Extrusion?

April 26, 2017Extrusion

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What is Co- Extrusion?

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Co-extrusion is the newest technology used for shaping PVC products. Two or more layers are produced: The outer layer (or cap stock) is similar to a “skin.” It contains a denser concentration of the essential elements (including UV inhibitors) and protects like a sunscreen when exposed to harmful UV rays. Larger profiles posts and some rails T&G fence panels are Co- extruded this also offers superior strength in the wall of the profile.