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Gerrit Jan Wilpshaar

Gerrit-Jan Wilpshaar is Technical Advisor at Rollepaal, specializing in PVC pipe extrusion, process stability, and performance optimization. He works with pipe producers worldwide to identify hidden inefficiencies, strengthen process control, and turn technical insight into measurable operational results. For companies seeking an independent, technically grounded view of their extrusion process, Gerrit-Jan also provides consultation and plant assessments.

Design & Standards for PVC Pipes

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Design and Standards
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Regression Lines for Life Expectancy of PVC Pipes (50 Years)

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Mechanical Performance & Durability
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Impact Testing for PVC Pipes

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Mechanical Performance & Durability
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Foamcore PVC Pipes - Structure and Benefits

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Structured and Specialized PVC Types Multi-Layer Technology
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Multilayer PVC Pipes with Recycled Cores

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Recycling and Sustainability Structured and Specialized PVC Types Multi-Layer Technology
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Double your PVC pipe output with Rollepaal Solid Wall Die-Heads

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Multi-Layer Die-Head Technologies for PVC Pipe Extrusion

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Extrusion Technology & Process Optimization Multi-Layer Technology
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