Carl M Cummings Manufacturer Co.

Carl M. Cummings Manufacturing Company (CMC), originally part of TRW, has been a leader in valve manufacturing since the 1960s and is now a subsidiary of Maven Engineering Corporation. CMC is committed to delivering high-quality valves for locomotive, marine, and industrial engines worldwide, utilizing advanced technology to ensure reliability and performance.

The company employs a distinctive flash welding process that minimizes the risk of cracking and breakage, setting their products apart from competitors. By integrating computer-controlled machinery and fiber optics to monitor heating processes, CMC guarantees superior manufacturing precision and the strength of their valve heads through meticulous grain flow management.

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