Founded in 1955, Diamond Casting & Machine Company Inc. is one of the leading producers of aluminum components in New England. Its 80,000-square foot manufacturing facility has the capability to produce a wide variety of aluminum products. The company focuses on producing fine die castings, permanent mold castings and various CNC machined products ready for assembly. It specializes in explosion proof components for equipment in high hazard areas, production of pressure tight components for the high-pressure filter and flow industry. In addition, Diamond Casting & Machine Company Inc. produces complete components, including fully CNC machined parts with the components beginning with die-casting, permanent mold or extrusion for a wide variety of end users. It has a large market share of screen printing frames for the SMT printed circuit board industry.

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