Plymouth Foundry, Inc. has provided custom casting and machining services from its facility in Plymouth, Indiana. As a family-owned gray iron and ductile iron foundry, the company brings more than 75 years of experience to customers throughout the Midwest and across the United States. Generations of foundry knowledge, skilled employees, and a commitment to quality continue to guide its approach to manufacturing and customer service.

Plymouth Foundry specializes in producing gray iron and ductile iron castings according to customer designs, specifications, and application requirements. By providing both casting and machining services under one roof, the company helps simplify production, maintain consistent quality, and reduce issues that can occur when multiple facilities are involved. Capabilities range from rapid prototypes and sample castings to fully cast and machined production components.

As an ISO 9001:2015 certified gray iron foundry in Indiana, Plymouth Foundry follows established quality management practices and continually looks for opportunities to improve its processes. Investments in shop-floor data collection, production controls, 3D printing, equipment, and manufacturing technology support efficient production and accurate results. From initial designs to finished components, Plymouth Foundry combines long-standing foundry experience with modern capabilities to produce custom iron castings that meet required specifications.