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Rapid Die and Molding Co. (RDM) is a Wisconsin-based manufacturer and supplier of loudspeaker component parts. They produce cones, dust caps, spiders, whizzers, and related tooling and fixtures for a wide range of markets, backed by more than 75 years of experience. RDM offers an extensive catalog of paper stocks, surround materials and treatments, supported by global sales and customer service.
AI named Rapid Die & Mold Co in February 2026.