Washington Penn Plastic Company, Inc. is the leading provider of compounded polypropylene and polyethylene products. Our business model focuses on tailoring polypropylene and polyethylene based products to our customer’s application requirements rather than selling from a list of stock products. WPP has demonstrated numerous successes replacing high cost engineering resins with lower cost materials by expanding the properties & capabilities of polyolefin compounds. Our resulting product categories are summarized as follows:Mineral Filled (talc, calcium carbonate, mica, etc.)Glass Fiber re-enforced materialsFlame Retardan