Driving Instructions Your Specialist in Corrugated Plastic Pipe Manufacturing Equipment for over 40 years. We build Corrugators for the production of corrugated plastic pipes.Quality, service and reliability. This is the Corma guarantee.Corma Inc. is one of the world's leading producers of machinery and die tooling equipment for corrugated plastic pipe manufacturing. Our equipment is designed to produce corrugated pipes made of PE, PP, PVC, PA or TPR.From turnkey corrugated plastic pipe manufacturing installations to individual components, our international clients know their Corma purchase is backed by a 36-month mechanical warranty, superior customer service, and 40 solid years in the corrugated plastic pipe manufacturing equipment business.The Industries We ServeOur customers produce corrugated plastic pipes for a wide range of applications. more... See more text