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Last updated: January 2026
This directory lists 60 zinc die casting companies across the United States, from high-volume, fully integrated foundries capable of producing millions of parts annually, to specialized niche manufacturers excelling in intricate, low-volume micro-casting and prototype runs.
Buyers engage zinc die casting suppliers to solve specific manufacturing challenges: achieving intricate geometries with tight dimensional tolerances, producing parts with excellent surface finishes for subsequent plating or painting, and consolidating multiple components into a single, high-strength casting. This often involves leveraging a supplier's expertise in multi-slide tooling or optimizing draft angles and parting lines to minimize post-processing.
Supplier types in this space vary significantly. Some operations focus purely on casting, while others offer extensive secondary operations like CNC machining, surface finishing (e.g., chromating, powder coating, electroplating), and even final assembly. You'll find companies specializing in specific markets like automotive (requiring IATF 16949), consumer electronics, or hardware, each with distinct capabilities regarding part size, hot-chamber machine tonnage, and preferred Zamak alloys.
To engage effectively, buyers should prepare detailed 3D CAD models (e.g., STEP, SolidWorks files), clear material specifications (e.g., Zamak 3, Zamak 5, ZA-8), projected annual volume forecasts, and any critical-to-quality (CTQ) dimensions or surface finish requirements. Suppliers expect a comprehensive understanding of the part's function and environment to provide accurate DFM feedback and informed quotations.
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60 companies nationwide
Based in Hercules, CA, A & B Die Casting specializes in precision die casting, delivering high-quality parts with accuracy and reliability. The company utilizes state-of-the-art technology and expert engineers to handle complex die casting projects. They also provide turnkey solutions for subassemblies and finished products.
Based in Buena Park, CA, ADC Aerospace is an AS9100-certified and ITAR-compliant manufacturer. They specialize in high-pressure die casting for precision aerospace and defense components, utilizing zinc and aluminum alloys. Capabilities include engineering, CNC machining, finishing, and mechanical assembly services.
Based in Palatine, IL, Advanced Prototype Molding offers molding, casting, and prototyping services. They produce high-precision die-cast parts in zinc, aluminum, magnesium, and copper. The company provides solutions from prototype to full production volumes with tight tolerances for various industries, including design consultation.
Based in Fontana, CA, American Die Casting, Inc. provides comprehensive aluminum, zinc, and brass die casting services. They produce intricate castings, from under an ounce to over 60 lbs, utilizing die cast machines up to 1800 Tons. The company offers in-house tool design and repair, and is ISO 9001:2015 Certified and ITAR Registered.
Based in Piqua, OH, Apex Aluminum Die Casting Co. Inc. provides high-pressure aluminum and zinc die casting solutions. They specialize in low to mid-range volume production, casting parts from 1oz to 18lbs. Comprehensive services include custom tool manufacturing, advanced finishing, and precision machining, offering a single-source solution for diverse manufacturing needs.
Based in East Syracuse, NY, Armstrong RM Corporation manufactures metal and plastic components for prototype and low-volume production. Established in 1968, the company offers various processes including prototype die castings and Reaction Injection Molding (RIM). They provide production-grade components and assemblies for demanding delivery schedules.
Bryan Die Cast Products, LLC, based in Bryan, OH, specializes in high-pressure zinc die castings since 1964. They produce small to medium castings using Zamak and ZA alloys. Services include machining, surface prep, and finishing, serving the Fencing, Medical, Appliance, and Automotive industries.
Based in Ontario, CA, California Die Casting INC provides customized aluminum and zinc alloy die castings. With over 25 years in business, their experienced team utilizes 3D design tools and in-house die casting machines to produce high-quality components. The company adheres to North American Die Casting Association standards and is ISO-certified for manufacturing clients.
Based in Norridge, IL, Cast Products, Inc. specializes in zinc die casting services, producing miniature to large castings from various zinc alloys. The company offers engineering design support, secondary operations, prototyping, and advanced process control. Proudly made in the U.S.A. since 1966, they emphasize quality and innovation.
Based in Burlingame, CA, CIMI specializes in high-precision, tight-tolerance castings, offering completely finished turnkey parts and complex assemblies. The company provides precision die-casting services, including speciality magnets and custom relays, for various industrial applications.
CMP Group specializes in providing comprehensive aluminum and zinc High Pressure (HPDC) and Gravity (GDC) Die Casting solutions. The company offers a range of services for manufacturing custom die-cast parts, catering to industrial clients requiring precision metal components.
Based in Los Angeles, CA, KenWalt Die Casting Company is an ISO 9001 certified and ITAR registered die cast manufacturer. The company specializes in producing high-quality custom die cast parts, offering precision manufacturing services for various industrial applications while adhering to stringent quality standards.
Based in Houston, Texas, Coastal Casting Services specializes in comprehensive aluminum and zinc die casting solutions. The company also offers CNC machining, mold making, and prototyping services. They serve diverse industrial clients in the automotive, electronics, medical, and consumer goods sectors.
Based in Bensenville, IL, Chicago White Metal offers custom aluminum, zinc, and magnesium die cast components. With over 88 years of experience, the company engineers solutions for design teams and manufacturing engineers, providing services from design consultation to machining, finishing, and assembly for various industries.
Based in Point, TX, Dal-Air Tool Co Inc, also known as Dal-Air Die Casting, specializes in precision zinc die casting services. They offer comprehensive capabilities including design, engineering, tooling, CNC machining, and finishing. The company primarily uses zinc alloys #3 and #5 for custom parts across diverse industries.
Deco Products is an ISO 9001 certified, full-service zinc die casting manufacturer. It offers precision zinc die casting solutions and maintains a reliable supply chain for diverse project needs. The company is dedicated solely to zinc die casting operations.
Based in Houston, TX, Dee Foundries specializes in providing a range of metal casting services, including zinc die casting, aluminum die casting, sand casting, and investment casting. The company offers custom-engineered cast components, serving various industries with precision manufacturing capabilities from its own facilities.
Based in Walnut, CA, Die Cast of America is a full-service manufacturing partner specializing in high-precision aluminum and zinc die casting. The company offers comprehensive in-house tooling, engineering, and production services to deliver complex components for diverse industrial applications.
Based in Starbuck, MN, DyCast Specialties Corporation specializes in high-pressure aluminum and zinc die casting. The company produces durable, precise parts using various alloys. It serves industries including aerospace, medical, automotive, telecommunications, and consumer electronics, offering comprehensive casting, machining, and finishing services.
Empire Casting Co, based in Macedonia, OH, is a high-pressure die casting manufacturer established in 1948. They specialize in aluminum and zinc components, including miniature zinc, for industries like automotive, HVAC, and consumer products. The company provides CNC machining and value-added finishing services.
Based in Germantown, WI, Fall River Die Cast provides high-pressure die casting services. They specialize in manufacturing low-cost, high-specification components with complex shapes for various industrial applications and B2B customers.
Based in Grand Prairie, TX, Firstex Industries Inc. is a manufacturer specializing in high-quality aluminum and zinc die casting services. The company offers comprehensive solutions from design and tooling to finishing and assembly, serving various industries including automotive, electronics, and industrial components with precision-engineered parts.
Based in Fort Recovery, OH, Fort Recovery Industries, Inc. is a global manufacturer specializing in innovative zinc and aluminum die castings. They provide comprehensive services from design to finishing, assembly, and logistics, ensuring efficiency. The company is ISO 9001:2015 registered.
Based in Twinsburg, OH, General Die Casters Inc. provides custom high-pressure aluminum and zinc die casting services, with over 60 years of experience. They specialize in various alloys, offering CNC machining, heat treatment, and design engineering assistance. The company serves diverse industries like automotive, lighting, construction, and electronics.
Hyatt Die Cast & Engrng Corporation, based in Cypress, CA, provides comprehensive die casting services, including near net shape solutions. They offer engineering from concept to production, tooling design, precision machining, and assembly. Additional capabilities include molded and bonded products, powder coating, and strategic project integration.
Based in North Hollywood, CA, Kinetic Die Casting Company, Inc. specializes in high-quality aluminum and zinc die casting parts. Operating since 1994, the company offers fast production services for various industrial applications, serving clients across multiple sectors with custom die cast components.
Leech Industries specializes in American-made zinc die casting, producing complex precision components from small to large sizes. They provide comprehensive manufacturing solutions, including CNC machining, EDM, grinding, plastic molding, and stamping. Leech manages projects from initial concept through to final product completion.
Miniature Casting Corporation is a manufacturer specializing in precision zinc die cast components. They utilize advanced casting processes and materials like Zinc Alloy EZAC™, offering comprehensive services including component design and value-added solutions. The company primarily services the medical industry.
Based in Massillon, OH, Omni Die Casting, Inc. is a custom die casting facility specializing in precision aluminum and zinc die casting. They offer comprehensive services including tool & die manufacturing, secondary processing, and computer modeling capabilities. The company is dedicated to providing superior quality castings and services at a competitive price.
Ozark Die Casting, based in St. Clair, MO, specializes in high-quality zinc and aluminum die castings. They produce durable, precise components for household goods and industrial applications. The company utilizes ZAMAC 3, 5, and ZA8 alloys, offering capabilities such as CNC machining and other secondary operations.
Based in Commerce, California, Pacific Die Casting Corp. is a full-service, family-owned die caster operating since 1951. They specialize in aluminum, zinc, and brass die casting, offering in-house tool and die making, machining, and metal finishing. This ISO 9001:2015 certified company provides competitive pricing and extensive capabilities.
Pace Industries is a full-service aluminum, zinc, and magnesium die casting manufacturer. Since 1970, the company has produced high-quality die cast parts and assemblies. Capabilities include light metal high pressure die casting, precision machining, assembly, finishing, coating services, tool and die, and product development for diverse industrial applications.
Based in Fairview, PA, PHB Inc. is a U.S. manufacturer specializing in high-quality turnkey aluminum and zinc die casting solutions. The company provides a global manufacturing resource, offering CNC machining, plastic molding, and tool and die services. PHB Inc. serves the automotive, military, and consumer goods industries.
Precision Die Cast, based in Kimball, MI, specializes in high-volume zinc die casting. They inject molten zinc into hardened steel dies under high pressure, offering diverse coating options. The company provides assembly and prototyping, ensuring components meet exact specifications for durable function.
Based in Commerce City, CO, Protocast Inc. specializes in custom metal casting services for global OEMs. They provide zinc, aluminum, and magnesium castings, utilizing die casting, sand casting, permanent mold, and investment casting processes from prototype to production. Protocast serves diverse industries like aerospace, automotive, and medical.
Seybert Castings Inc. provides prototype and short-run zinc and aluminum alloy castings for miniature to medium-sized parts. They specialize in complex, thin-walled designs, offering rapid 2-4 day sample turnaround. With over 40 years of experience, the company utilizes advanced 3D technology to produce functional, low-volume castings for diverse industries.
Based in Lincoln, CA, SJ Die Casting & Machining Corp. specializes in providing comprehensive CNC machined parts, including aluminum and zinc die castings. They manage the entire production process from raw materials to fully machined, painted, and assembled finished products, ensuring quality control and military standards compliance for industrial clients.
Based in Alameda, CA, SKS Die Casting and Machining provides precision aluminum and zinc die casting services. They serve the aerospace, automotive, medical, and semiconductor industries. The company offers thin wall die casting with in-house design, engineering, and tool/die operations.
Based in Brea, California, STYRO METAL PARTS is a contract manufacturer specializing in custom metal parts. The company provides comprehensive zinc, aluminum, and magnesium die casting services, alongside CNC machining and sheet metal stamping. Established in 1993, they offer tooling and production capabilities.
Based in McAllen, TX, Valley Die Casting Inc. specializes in precision zinc and aluminum die casting services. They provide comprehensive solutions, from design and in-house tooling to manufacturing, secondary machining, finishing, and assembly. The company focuses on producing high-quality components for diverse industrial applications.
Wilkast, Inc. based in Byron Center, MI, provides precision and cosmetic aluminum and zinc die castings. Serving automotive, motorcycle, office furniture, and agriculture industries, they offer in-house CNC machining, light assembly, and finishing capabilities. This ISO 9001:2015 certified company ships products throughout North America and to Asia.
Based in Chico, CA, Wrex Products Inc. is a contract manufacturer founded in 1960. The company provides complete solutions for plastic injection molding, die casting, and powder coating. They offer high-quality manufacturing, serving various industries including medical with ISO 9001:2015 and ISO 13485:2016 certifications.
NCC Die Casting LLC, based in New Milford, CT, provides comprehensive zinc die casting services. The company leverages advanced automation solutions in its production processes to create high-quality, custom parts and components. They specialize in meeting diverse production demands for industrial customers requiring precision die cast solutions.
Based in Jacksonville, TX, Superior Die Cast, LLC provides high-pressure aluminum and zinc die castings, alongside permanent and semi-permanent mold castings. The company also offers secondary operations including finishing, machining, sub-assembly, and painting services to their industrial clients.
Anderson Die Casting, Inc. based in Broomfield, CO, has manufactured professional, high-quality zinc die castings since 1953. The company specializes in miniature zinc die castings, producing components that range from a few grams up to approximately 1/2 pound, serving various industries requiring precision and durable small-scale metal parts.
Based in Grand Rapids, MI, Cascade Die Casting Group, Inc. provides comprehensive zinc die casting solutions. Established in 1978, the company specializes in producing parts with high yield and impact strength, tight tolerances, and Class A decorative finishes. They also offer aluminum die casting services for healthcare, automotive, and appliance sectors.
Based in Warrensville Heights, OH, Cast Specialties, Inc. specializes in high-pressure zinc and aluminum die casting services. They also provide comprehensive machining and various finishing options, including powder coating, brass plating, and anodizing. The company delivers high-quality, cost-effective castings with reliable support for industrial clients.
Based in Cleveland, OH, Custom Industries, Inc. specializes in zinc die casting and CNC prototype machining. This family-owned company, established in 1969, also provides die and mold making and light assembly services. They serve home improvement and various manufacturing industries from their 4,100 sq. ft. facility.
Based in North Hollywood, CA, Precision Die Cast, Inc. provides a wide range of die casting services. Specializing in high-pressure aluminum and zinc die casting, the company also offers secondary operations such as CNC machining, finishing, and assembly.
Based in Brooklyn Heights, OH, Die-Matic Corporation provides comprehensive metal stamping and die casting services. The company specializes in producing precision components using aluminum, zinc, and magnesium alloys for various industrial applications.
Kurt Die Casting, based in Fridley, MN, provides high-quality aluminum and zinc-aluminum alloy die castings. They offer complete part solutions, including CNC machining, finishing, and assembly, for complex geometries and stringent porosity. The company is ISO 9001:2015 certified and ITAR compliant.
Lakeshore Die Cast provides quality aluminum and zinc die castings, specializing in components known for their strength, corrosion resistance, and cost efficiency. They offer competitive pricing, with tooling investments ranging from $15,000 to $150,000 for volumes exceeding 2000 units, focusing on timely delivery.
Based in Modesto, CA, Lamar Tool & Die Casting, Inc. provides comprehensive zinc and aluminum die casting services. Established in 1982, they also offer precision tool design, CNC machining, vacuum anaerobic impregnation, and powder coating. The company serves automotive, agriculture, medical, and industrial sectors with extensive in-house finishing.
Mag-Tec Casting Corporation, based in Jackson, MI, is an ISO 9001 certified full-service provider specializing in high-quality zinc, aluminum, and magnesium die castings. They offer turnkey production from prototypes to high-volume manufacturing, with in-house CNC machining and tool & die capabilities.
Based in Dowagiac, MI, Mumford Metal Casting provides high-pressure die casting services, specializing in both aluminum and zinc die casting. They also offer sand casting and permanent mold casting, working with various alloys including brass and bronze. With over 50 years of experience, the company serves diverse industrial clients.
Based in Oakland, CA, Pressure Cast Products Corporation specializes in custom metal castings. The company utilizes a range of alloys, including Zinc, Aluminum, and Brass, to produce high-quality components for various industrial applications.
Based in New Philadelphia, OH, Reymond Products specializes in custom zinc die casting services. Established in 1963, the company manufactures high-quality die-cast components for diverse industrial sectors such as automotive, appliance, electrical, and medical. They also offer in-house CNC machining capabilities.
Soldy Manufacturing is a precision die casting company based in Schiller Park, IL. They deliver exceptional engineering services and specialize in both zinc alloy die casting and aluminum alloy die casting. The company provides direct manufacturing services for industrial clients.
Based in Palatine, IL, Zinc-Tech is an ISO 9001:2015 certified company providing custom U.S. Made zinc and aluminum die cast components. They specialize in hot chamber zinc (Zamak, ZA alloys) and cold chamber aluminum (A380, A383) die casting, precision machining, and engineering for diverse industries including medical, automotive, and HVAC.
Bunty LLC, headquartered in Greenville, SC, is an AS9100D and ISO 9001:2015 certified company. They specialize in custom cast metal parts fabrication, operating a modern foundry capable of producing high-quality, complex components. Bunty LLC works with a variety of metals for functional and decorative applications.
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Zinc die casting molds, typically made from H13 tool steel, boast an exceptional lifespan, often exceeding 1 million cycles, and sometimes reaching 3 to 5 million shots under ideal conditions. This significantly impacts your project by amortizing the initial tooling investment over a very high volume of parts, making zinc die casting highly economical for large production runs. However, complex geometries, aggressive alloys, or poor process control can reduce this lifespan, necessitating earlier refurbishment or replacement, which should be factored into long-term cost projections.
Your choice between Zamak 3 and Zamak 5 hinges on required mechanical properties. Zamak 3 (ASTM AG40A) is the most widely used zinc alloy, known for its excellent castability, dimensional stability, and good balance of mechanical properties, making it suitable for general-purpose applications. Zamak 5 (ASTM AC41A) offers higher strength, hardness, and creep resistance due to its copper content, but with slightly reduced ductility and impact strength compared to Zamak 3. It's often chosen for applications requiring greater wear resistance or structural integrity.
Draft angle is extremely critical in zinc die casting, as it's the taper applied to vertical walls of the part to facilitate easy ejection from the mold. Insufficient draft leads to parts sticking in the die, causing ejection marks, bent parts, or even tool damage. Common pitfalls include neglecting internal features, ribs, or deep pockets, where inadequate draft can cause significant problems. An experienced caster will recommend minimum draft angles, typically 0.5 to 1 degree per side, with more being better, especially for deep draws or textured surfaces, to ensure smooth, damage-free part ejection and extend tooling life.
Beyond casting, a comprehensive zinc die casting supplier should offer a range of secondary operations to provide a complete part solution. Look for capabilities like precision trimming and deburring, CNC machining for tighter tolerances on specific features, vibratory finishing for surface refinement, and a variety of coating options such as chromating, electroplating (nickel, chrome, copper), powder coating, or wet painting. Some also offer assembly services, light machining (tapping, drilling), or custom packaging, significantly streamlining your supply chain.
Yes, zinc die casting is renowned for its ability to achieve very thin walls, often as thin as 0.020 - 0.030 inches (0.5 - 0.75 mm), especially with multi-slide hot-chamber machines. This capability allows for lighter, more intricate parts with material savings. Key design considerations include maintaining uniform wall thickness as much as possible, generous radii at wall junctions to promote flow, and strategic gate placement to ensure complete fill without cold shuts. Early DFM collaboration with your caster is essential to push these limits successfully while maintaining structural integrity.
For regulated industries, relevant quality certifications are paramount. ISO 9001 is a foundational certification for general quality management systems. For automotive applications, IATF 16949 is critical, as it signifies adherence to strict automotive industry quality standards. If your components are destined for specific electrical or electronic products, ensuring RoHS and REACH compliance is also vital. While less common for pure zinc casting, AS9100 (aerospace) or Nadcap (special processes) might be relevant if your parts require specific post-casting treatments or serve highly specialized aerospace applications.