Do you want custom metal casting parts? Are you looking for a reliable manufacturer to provide you with custom metal casting services?
Globally, you can find hundreds of thousands of large and small metal casting manufacturers and suppliers. If you need to find a professional metal casting supplier to serve you in the near future, this article will help you.
We list the top 10 most popular metal casting manufacturers and suppliers in 2025. They have their own advantages, and you can get in touch with them through the contact information we provide. Find a casting company that meets your needs, and then please read this article patiently!
What Is Metal Casting Service?
Metal casting service is a specialized manufacturing process where molten metal is poured into a mold to create parts or components with precise shapes and dimensions. This process is widely used to produce everything from small, intricate components to large, heavy-duty industrial parts.
Metal casting services cater to a variety of industries, including automotive, aerospace, construction, and machinery. These services involve several techniques, such as sand casting, investment casting, die casting, and precision casting, depending on the required material, shape, and application.
By choosing professional casting services, manufacturers can achieve high-quality parts with exceptional durability, strength, and performance. Whether you need custom casting solutions for unique designs or bulk production for mass manufacturing, a reliable metal casting provider ensures efficiency, accuracy, and cost-effectiveness.
What Are the Common Metal Casting Processes?
Common metal casting processes include a variety of techniques designed to produce metal parts for diverse applications. Here are the most widely used methods:
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Sand Casting: This is one of the oldest and most versatile methods, where molten metal is poured into a sand mold. It's ideal for creating large and complex shapes with lower costs.
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Investment Casting: Also known as lost-wax casting, this process uses a wax pattern coated with ceramic material. Once the wax is melted away, molten metal is poured into the ceramic mold, producing intricate and high-precision parts.
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Die Casting: In this method, molten metal is forced into a steel mold under high pressure. It is highly efficient for mass-producing parts with excellent dimensional accuracy and surface finish.
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Permanent Mold Casting: This process uses reusable metal molds instead of disposable ones, making it ideal for medium to high-volume production with consistent quality.
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Centrifugal Casting: Here, molten metal is poured into a rotating mold, leveraging centrifugal force to ensure uniform density, particularly for hollow cylindrical parts.
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Continuous Casting: Used for producing long sections of metal like sheets, rods, or pipes, this method continuously pours molten metal into a water-cooled mold.
Each metal casting process has unique benefits and is chosen based on the material, part complexity, production volume, and budget. Collaborating with an experienced metal casting service provider ensures the right process is selected for your specific needs.
List of Top 10 Metal Casting Manufacturers and Suppliers
Below you will find a list of the most popular precision metal parts manufacturers and suppliers in 2025:
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Best Metal Casting Suppliers List |
The following are the main players in metal casting supply:
1. General Kinematics Corporation
Company Profile
General Kinematics Corporation, established in 1960, is a renowned metal casting supplier specializing in the design, marketing, and custom manufacturing of innovative vibratory material handling and processing equipment. With over 200 global patents, the company is recognized as one of the world’s largest metal casting manufacturers and a pioneer in advancing metal casting technology and applications.
The company serves a diverse global customer base, leveraging a robust network of engineering-focused independent sales representatives across major U.S. industrial markets. For international markets, General Kinematics operates through subsidiaries, licensed manufacturers, and strategic alliances with top industry-specific organizations in key global locations.
This extensive reach solidifies its position as a leading metal casting company, delivering cutting-edge solutions to meet the evolving needs of industries worldwide.
Location: U.S.
Company Type: Manufacturer
Website: https://www.generalkinematics.com/
Main Products
- Investment Castings
- Die Castings
- Commercial Grade Investment Castings
2. Besser Casting Co., Ltd.
Company Profile
Besser, established in 2002, is a leading metal casting factory in China, occupying a 12,000-square-meter facility and employing approximately 170 skilled professionals and technical experts. The company’s investment factory is certified with IATF 16949:2016 and ISO 9001:2015, ensuring stringent quality control standards. With a dedicated machining workshop for secondary processing, Besser maintains tight tolerances on its metal castings, delivering exceptional precision and quality.
Today, Besser has grown into a renowned metal casting manufacturer, recognized as a top brand in China’s investment casting industry. Unlike trading companies, Besser operates a real factory and serves as an outstanding investment casting partner to over 400 companies across 10+ countries. With extensive expertise, Besser has successfully cast more than 4,000 products featuring diverse structures and materials, making it a trusted metal casting supplier for a wide range of industries worldwide.
Location: Zhejiang，China
Company Type: Manufacturer
Website: https://www.bessercasting.com/
Main Products
- metal casting
- metal parts
3. Reliance Foundry Co. Ltd.
Company Profile
Reliance Foundry Co. Ltd. is a leading metal casting supplier known for delivering top-quality stock and custom-designed products for architectural site furnishings, traffic management, and industrial applications. With a legacy dating back to 1925, the company has evolved into an award-winning metal casting manufacturer, serving high-profile and everyday needs across North America.
Founded by four foundry workers in 1925, Reliance Foundry quickly became Vancouver’s largest operating foundry, providing cast metal components for municipal, mining, and forestry industries.
In the 1990s, Reliance Foundry began outsourcing production to expand its product range and transition from a regional to a continental metal casting company. Relocating to its current Surrey location in 2005, the company has continued to thrive, earning the Surrey Board of Trade’s Business Excellence Award in 2012. Today, Reliance Foundry remains a trusted metal casting partner, recognized for its commitment to precision, innovation, and customer satisfaction.
Location: U.S.
Company Type: Manufacturer
Website: https://www.reliance-foundry.com/
Main Products
- Pressure Die Casting
- Investment Casting
- Silica Sol Casting
4. Eagle Alloy Inc.
Company Profile
This metal casting company has established itself as a leader in the industry by pioneering innovative approaches to production and sustainability.
Eagle Group was one of the first metal casting manufacturers in the country to utilize methane gas from a local landfill as an alternative to natural gas for powering its facilities, showcasing its commitment to eco-friendly operations. They also embraced advanced technology by employing solidification simulations to predict casting defects—something once considered unattainable in a job shop with numerous part numbers.
By introducing lean manufacturing principles, Eagle Group revolutionized its operations, reducing throughput time from 4 weeks to just 4 days in most cases. As a result, they consistently offer some of the shortest lead times in the industry, making them a trusted metal casting supplier for customers seeking efficiency, innovation, and top-tier service.
Location: U.S.
Company Type: Manufacturer
Website: https://eaglegroupmanufacturers.com/
Main Products
- Pressure Die Casting
- Investment Casting
- Silica Sol Casting
5. Omnidex Group
Company Profile
For 19 years, Omnidex has been a trusted metal casting supplier, delivering high-quality products to a wide range of industries. With advanced manufacturing facilities in China and Vietnam, the company excels in various metal casting processes, ensuring they meet the highest industry standards for quality and precision.
Omnidex collaborates closely with clients to provide optimized solutions that address technical, efficiency, and financial needs. Their expertise spans several casting methods, including sand casting, gravity die casting, and precision investment casting, all of which adhere to strict industry requirements. As a leading metal casting manufacturer, Omnidex is dedicated to offering cost-effective, reliable, and high-performance casting solutions to meet the unique demands of each client.
Location: U.K.
Company Type: Manufacturer
Website: https://omnidexcastings.com/
Main Products
- Investment Castings
- Die Castings
- Commercial Grade Investment Castings
6. NINGBO INNOVAW MECHANICAL CO., LTD
Company Profile
NINGBO INNOVAW MECHANICAL CO., LTD is a professional metal casting manufacturer specializing in the production of casting and machined parts for a wide range of industries, including automotive, medical, earthmover, petroleum, electricity, and lighting.
With a strong focus on long-term partnerships with clients from North America and Western Europe, the company has developed a deep understanding of customer requirements, especially when it comes to drawing specifications and material needs. Their expert engineering team is skilled at recommending the best processes and technologies for component production and can suggest design changes if necessary to meet client needs.
Most of NINGBO INNOVAW MECHANICAL's products are exported to countries like Canada, the USA, Germany, France, Italy, Norway, Finland, and Switzerland, where the company has earned an excellent reputation for delivering high-quality metal casting parts that meet stringent industry standards. As a trusted metal casting supplier, they continue to grow their global presence and strengthen relationships with international customers.
Location: Zhejiang，China
Company Type: Manufacturer
Website: https://www.idiecasting.com/
Main Products
- Investment Castings
- Die Castings
- Commercial Grade Investment Castings
7. Tanfel Inc.
Company Profile
Based in Carlsbad, California, Tanfel has been a leading supplier of custom metal parts since 2008. They specialize in stamping, extrusion, casting and CNC machining. Their competitive advantage stems from their ability to supply high-quality parts from a single source at globally competitive prices. They are your complete metal parts supplier and supply chain solution.
They assist you with product design, prototype validation, production, assembly, quality control, global logistics and inventory management. Tanfel components are used by leading North American OEMs in many industries including: Communications, Lighting, Audio - Music, Medical - Life Sciences, Automotive, Instrumentation, Control & Automation, Health & Fitness, Consumer Electronics, and more.
Location: U.S.
Company Type: Manufacturer
Website: https://www.tanfel.com/
Main Products
- Aluminum Extrusion
- Casting
- CNC Machining
- Metrology -Thread Plug Gauges
8. Dongying Giayoung Precision Metal Co. Ltd
Company Profile
Dongying Giayoung Precision Metal Co. Ltd. is located near the fertile estuary of the Yellow River, which is included in Bohai Economic Circle. The plant covers an area of 80,000 ㎡, with a construction area of over 36,000 ㎡, and it has almost 1000 employees.
Giayoung specializes in manufacturing silica sol Investment Casting, precision machining and surface treatment of a huge range of stainless steel, heat-resistant steel, carbon steel, low-alloy steel, high-temperature alloy, non-ferrous alloy, etc. The company has established solid cooperation relationship with over 400 customers, with a monthly production capacity of 1.3 million complex precision metal parts, among which, over 80% are exported to EU, UK, Japan, the United States, Australia and other countries & regions.
Location: Zhejiang，China
Company Type: Manufacturer
Website: https://www.cast-china.com/
Main Products
- Investment Casting
- Heat Treatment
- Machining
9. Tiammay Group
Company Profile
Tiammay is a group of companies specializing in casting, forging, and CNC machining OEM components, based in Ningbo, located at the second-largest harbor in China.
The company is equipped with state-of-the-art Mazak CNC lathes and machining centers, ensuring precise dimensions for all components. Additionally, they utilize Hexagon CMM (Coordinate Measuring Machines) for rigorous quality assurance, ensuring that every product meets the highest standards of accuracy and performance. As a leading metal casting supplier, Tiammay is committed to delivering top-quality components for a variety of industries, backed by advanced technology and a strong focus on precision.
Location: Zhejiang,China
Company Type: Manufacturer
Website: http://www.tiammay.com/
Main Products
- Sand Casting
- Die Casting
- Investment Casting
10. GUSS-EX Inc.
Company Profile
GUSS-EX was established in 1989 as an engineering company specializing in foundry and industrial metal production. They supply the Polish and European markets with mechanically treated castings made from gray iron, ductile iron, and other alloys, meeting the highest industry standards.
In addition to their core metal casting services, GUSS-EX also acts as an agent and representative for leading manufacturers of foundry machinery and foundry equipment. In recent years, the company has expanded its reach to the Eastern European market, opening representative offices to serve the growing demand in the region.
As a trusted metal casting manufacturer, GUSS-EX continues to strengthen its presence across Europe and beyond, offering high-quality solutions to meet diverse industrial needs.
Location: Poland
Company Type: Manufacturer
Website: https://guss-ex.com/
Main Products
- Cast iron castings
- Cast steel castings
- Castings of Al and Cu alloys
Conclusion
When starting your business, it's important to consider working with metal casting suppliers who can meet your unique needs. Private label metal castings are one of the most effective ways to differentiate your products from the many others available online. By creating private label products, you gain more control over production, pricing, branding, and profitability, which can lead to greater success in the market.
We hope this list of metal casting suppliers helps guide you in making the right decision to find the best partner for your business.
At Besser Metal Casting, we bring many years of manufacturing and exporting experience to the table. Our metal casting factory is reputable and committed to providing reliable service. Let us serve as your trusted supplier or consultant, helping you achieve your product sourcing and development goals faster and more efficiently.
Other Metal Casting Manufacturers
- Metal Casting Process - Casting Manufacturer - MetalTek
- Custom Metal Casting & Fabrication | Reliance Foundry Co. Ltd.
- Mumford Metal Casting | Precision Metal Casting Solutions
- Metal Casting Services - Die Casting Companies
- Metal Casting Services | Custom Casting Sourcing | California
- Castings Suppliers | Thomasnet
- Metal Casting Companies Services - IQS Directory
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