Allegheny Performance Plastics® is redefining what an injection molding partner means for high-tech, high-performance brands. We deliver superior products through a unique, highly collaborative five-step process that drives innovation and results.
Since 1936, Allegheny has been a pioneer in high-temperature, high-performance specialty thermoplastics. Today, we’re the go-to injection molder, tooling specialist, manufacturer, and global supplier of technically advanced functional parts and assemblies used in the most demanding applications. We serve industries including aerospace, space, and automotive—both EV and traditional—along with many others. We have more than 100,000 parts in LEO. Our capabilities include in-house prototype manufacturing, tool repair and machining, and injection molding of high-temperature thermoplastics such as PPS, PEI, PAI, PBI, and PEEK.
We have cleanroom facilities at both Meadville and Leetsdale locations.  Our presses range from 20 to 220 tons and secondary part cleaning is available.  This expanded offering enhances our ability to serve medical and precision markets.
Allegheny continues to innovate a customer-centric process that ensures every solution is the right fit for our customers’ most demanding applications.

Allegheny Performance Plastics®

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