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Performance Polymers Innovations Inc. (PPI) is a designer and manufacturer of Class I approved rubber Railseal products which meet or exceed AREMA and FRA requirements, the company says. The company's engineering team developed numerous patented designs designed to increase performance and reduce costs. PPI's Railseal products include ADA-compliant, standard and wide flangeway profiles, as well as StarTrack, safety collapsible/enclosed and crane rail. The company also offers both off-the-shelf solutions for standard highway crossings as well as custom engineering and compounding.