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About

General Foundry Service delivers engineered aluminum and zinc aluminum castings with superior surface quality, repeatable dimensional control, and production reliability. Specializing in custom-cast components for prototype, low-volume, and intermediate-volume production. California-based foundry with over 80 years of casting experience offering turnkey, fully finished, ready-to-assemble castings.

Capabilities

Processes

Green sand castingNo bake (air set) sand castingPermanent mold castingTilt pour permanent mold castingGravity permanent mold castingRubber plaster mold castingInvestment casting (lost wax casting)3D printed sand mold castingPatternmaking / toolmakingSecondary CNC machining3D printed componentsSurface finishingPlatingPainting

Materials

Aluminum alloy 200 seriesAluminum alloy 356Aluminum alloy 357Aluminum alloy 535Zinc aluminum alloy ZA8Zinc aluminum alloy ZA12Zinc aluminum alloy ZA27

Certifications

ISO 9001:2015ITAR Registered

Constraints

Lead Time

28–42 days

Location

San Leandro, CA, US

Founded

1946