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Washington Penn Plastic. Engineering Polyolefin & TPE Compounds.


We engineer dynamic, compounded solutions for a dynamic range of markets


We custom-tailor polyolefin and TPE products designed to meet your specific needs


With a global presence, WPP is well-equipped to meet your material needs


WPP is committed to the future – through better products, better technology and sustainable initiatives to protect our environment


Doing Our Part

Washington Penn Plastic is committed to the greater good. That means offering products that make life better and working to build a more sustainable future. We believe that by working together with our co-workers, our customers, and our suppliers that we will deliver on those commitments.

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Replacing Polyamides (Nylon)

At Washington Penn Plastic, we constantly look for ways to provide cost-saving, durable, and high-performance alternatives for our customers. Glass-reinforced polypropylene (GRPP) is an ideal replacement for polyamides (PA6, PA66, glass-filled PA, etc.).

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