Top 10 Aluminium Gravity Casting Factories and Suppliers in China

Feb 11, 2026

Are you looking for reliable aluminium gravity casting factories in China? Wondering which suppliers can deliver high-quality, precision-engineered components for automotive, aerospace, or electronics applications? Curious about how to find a trusted aluminium gravity casting supplier that can handle custom designs and large-scale production?

This article highlights the top 10 aluminium gravity casting factories and suppliers in China, providing detailed insights into their capabilities, main services, and industry expertise. From custom aluminium die casting and CNC machining to sheet metal fabrication and rapid prototyping, these companies offer comprehensive solutions for OEM clients and industrial manufacturers. Each factory is evaluated based on experience, production capacity, quality standards, and ability to provide tailored casting solutions that meet strict dimensional and mechanical requirements.

Here, we focus on leading aluminium gravity casting suppliers in China, showcasing their strengths and services to help you make informed sourcing decisions. Continue reading to discover the best factories that combine precision, reliability, and customized solutions for all your aluminium casting needs.

Table of Contents

List of the Top 10 Aluminium Gravity Casting Factories and Suppliers in China
Why Are Aluminium Gravity Casting Factories and Suppliers in China Widely Chosen?
Development Outlook for Aluminium Gravity Casting in China
What Is the Typical Cost of Aluminium Gravity Casting Parts in China?
FAQs about Aluminium Gravity Casting Factories and Suppliers in China
Conclusion
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Why Choose Aluminium Gravity Casting in China?

When sourcing aluminium gravity casting components from Chinese suppliers, businesses can manage the process independently or collaborate with experienced local teams. China has become a preferred destination for aluminium gravity casting for several compelling reasons:

Cost Efficiency with Stable Production Capacity
Advanced Casting Technology and Equipment
Comprehensive Engineering Support
Quality Assurance and Certification Compliance
Integrated Supply Chain Solutions
Experience in Global Export Markets

List of the Top 10 Aluminium Gravity Casting Factories and Suppliers in China

Brand	Headquarters	Main Services
1. Dolin Casting Co., Ltd.	Zhejiang, China	Aluminium gravity casting, CNC machining, finishing services, custom solutions
2. OEFORM Die Casting Co., Ltd.	Dongguan, China	Aluminium gravity die casting, zinc & magnesium casting, CNC machining, surface finishing, custom molds
3. Zhejiang Dongrun Casting Industry Co., Ltd.	Yongkang, Zhejiang, China	Aluminium gravity casting, sand & die casting, CNC machining, precision finishing, custom solutions
4. GC Precision Mold Co., Ltd. (Aludiecasting)	Dongguan, China	Aluminium gravity & die casting, CNC machining, mold design, surface finishing
5. Ningbo SAIVS Machinery Co., Ltd.	Ningbo, China	Aluminium gravity casting, die casting, investment casting, CNC machining, forging
6. Qingdao Longquan Hongda Copper & Aluminum Casting Co., Ltd.	Qingdao, China	Aluminium & copper casting, mold design, CNC machining, gravity & die casting
7. NINGBO INNOVAW MECHANICAL CO., LTD	Ningbo, China	Aluminium gravity & die casting, investment & sand casting, CNC machining, tooling & finishing
8. Foshan ZP Aluminum Co., Ltd.	Foshan, China	Aluminium casting & extrusion, CNC machining, metal fabrication, surface treatments, OEM/ODM
9. Inox Cast	Dongguan, China	Gravity & high-pressure die casting, CNC machining, mold design, surface finishing, prototyping
10. Anebon Aluminium Gravity Casting Factory	Dongguan, China	Aluminium gravity die casting, CNC machining, sheet metal fabrication, prototyping, OEM solutions

1. Dolin Casting Co., Ltd.

Introduction:

Dolin Casting Co., Ltd. is a professional aluminum foundry in China specializing in aluminium gravity casting and related casting processes. The company provides integrated solutions covering casting, CNC machining, surface finishing, and final inspection, delivering customized aluminum components for automotive, lighting, electrical, furniture, architectural, and medical industries. With experienced technical support and complete in-house production capabilities, Dolin ensures consistent quality and reliable manufacturing performance for global clients.

Established: 2000s (20+ years experience)

Headquarters: Zhejiang, China

Main Services:

Gravity & Die Casting
CNC Machining & Finishing
Custom Industry Solutions
One-Stop Manufacturing Service

2. OEFORM Die Casting Co., Ltd.

Introduction:

OEFORM Die Casting Co., Ltd. is a professional manufacturer specializing in aluminum, zinc, and magnesium die casting solutions. The company focuses on high-precision aluminum die casting and aluminium gravity casting, providing integrated services from mold design and casting to CNC machining and surface finishing. OEFORM delivers dimensionally accurate, performance-tested components for automotive, aerospace, electronics, and medical applications, supporting both customized projects and high-volume production requirements.

Established: 2003

Headquarters: Dongguan, China

Main Services:

Aluminum & Gravity Die Casting
Zinc & Magnesium Die Casting
Custom Mold Solutions
CNC Machining & Finishing
Multi-Industry Applications

3. Zhejiang Dongrun Casting Industry Co., Ltd.

Introduction:

Zhejiang Dongrun Casting Industry Co., Ltd. is an experienced aluminium gravity casting manufacturer providing integrated casting and machining solutions. The company offers gravity die casting, sand casting, and other aluminum casting processes, supported by in-house mold development, CNC machining, and surface finishing. Serving industries such as automotive, transportation, energy, lighting, architecture, and medical equipment, Dongrun delivers precision aluminum components with stable quality and customized production support for global clients.

Established: 1995

Headquarters: Yongkang City, Zhejiang Province, China

Main Services:

Gravity & Sand Casting
Custom Mold Development
CNC Machining & Finishing
Multi-Industry Aluminum Parts
Prototyping & Quality Inspection

4. GC Precision Mold Co., Ltd. (Aludiecasting)

Introduction:

GC Precision Mold Co., Ltd., also known as Aludiecasting, is a professional manufacturer specializing in aluminum gravity casting and multi-material die casting solutions. The company provides integrated services including mold design, casting, CNC machining, surface finishing, and assembly, delivering precision components for automotive, LED lighting, marine, architectural, and industrial applications. With advanced equipment and strict quality control systems, GC Precision Mold supports global clients with reliable, customized, and production-ready casting solutions.

Established: 1999

Headquarters: Dongguan City, Guangdong Province, China

Main Services:

Aluminum & Gravity Die Casting
Zinc, Magnesium & Copper Casting
Custom Mold Manufacturing
CNC Machining & Surface Finishing
Multi-Industry Components

5. Ningbo SAIVS Machinery Co., Ltd.

Introduction:

Ningbo SAIVS Machinery Co., Ltd. is an experienced metal casting manufacturer specializing in aluminum gravity casting and other precision casting processes. The company provides integrated production solutions including casting, CNC machining, heat treatment, surface finishing, and assembly. Serving industries such as automotive, marine, lighting, agriculture, and construction machinery, SAIVS delivers customized metal components supported by advanced equipment and strict quality control systems for international markets.

Established: 1989

Headquarters: Yinzhou, Ningbo, Zhejiang Province, China

Main Services:

Aluminum Gravity Casting
Aluminum & Zinc Die Casting
Investment Casting
Forging
Precision CNC Machining

6. Qingdao Longquan Hongda Copper & Aluminum Casting Co., Ltd.

Introduction:

Qingdao Longquan Hongda Copper & Aluminum Casting Co., Ltd. is a professional manufacturer specializing in aluminum and copper casting solutions. The company provides integrated services including sand casting, gravity casting, die casting, mold design, and CNC machining. With in-house tooling capabilities and complete production equipment, Longquan Hongda delivers customized castings and finished components for automotive, machinery, and industrial applications, supported by standardized quality management systems and export experience.

Established: 1978

Headquarters: Jiaozhou, Qingdao, Shandong Province, China

Main Services:

Aluminum Die & Gravity Casting
Aluminum Sand Casting
Copper Casting
Mold Design & Manufacturing
Precision CNC Machining

7. NINGBO INNOVAW MECHANICAL CO., LTD

Introduction:

Founded over 20 years ago, NINGBO INNOVAW MECHANICAL CO., LTD is a professional manufacturer specializing in aluminum gravity casting and various die casting processes. The company provides integrated services covering casting, mold design, CNC machining, and surface finishing, delivering precision components for automotive, aerospace, medical, energy, marine, lighting, and industrial applications. With advanced production facilities and international quality certifications, Innovaw supports global clients with reliable and customized manufacturing solutions.

Established: 1998

Headquarters: Ningbo, Zhejiang Province, China

Main Services:

High & Low Pressure Die Casting
Aluminum Gravity Casting
Investment & Sand Casting
Precision CNC Machining
Tooling & Surface Finishing

8. Foshan ZP Aluminum Co., Ltd.

Introduction:

Foshan ZP Aluminum Co., Ltd. is a comprehensive aluminum manufacturer providing extrusion, casting, CNC machining, and metal fabrication services. The company offers one-stop solutions for customized aluminum products, serving construction, automotive, electronics, lighting, furniture, and industrial sectors. With integrated production facilities and professional engineering support, ZP Aluminum delivers precision components with flexible surface treatment and OEM/ODM capabilities for global markets.

Established: 2005

Headquarters: Foshan, Guangdong, China

Main Services:

Aluminum Extrusion & Profiles
Die & Sand Casting
Precision CNC & Fabrication
Surface Treatment Solutions
OEM/ODM & Mold Customization

9. Inox Cast

Introduction:

Inox Cast, part of the SunOn Industrial Group, is a professional die casting manufacturer specializing in aluminum, zinc, magnesium, and copper casting solutions. The company provides integrated services including mold design, gravity and high-pressure die casting, CNC machining, surface treatment, and assembly. Serving automotive, medical, electronics, lighting, household appliance, and power tool industries, Inox Cast delivers customized, precision-engineered components supported by advanced inspection systems and certified quality management standards.

Established: 1997

Headquarters: Dongguan City, China

Main Services:

Gravity & High-Pressure Die Casting
In-House Mold Design & Tooling
Precision CNC Machining
Surface Treatment Solutions
Prototyping & Engineering Support

10. Anebon Aluminium Gravity Casting Factory

Introduction:

Anebon is a professional aluminum casting manufacturer specializing in aluminium gravity casting and precision machining solutions. The company provides integrated services including custom gravity die casting, CNC machining, sheet metal fabrication, and rapid prototyping. Serving automotive, aerospace, electronics, and industrial sectors, Anebon delivers customized aluminum components with reliable quality, flexible production capacity, and full-process engineering support for global OEM clients.

Established: 2010

Headquarters: Dongguan City, Guangdong, China

Main Services:

Custom Aluminum Gravity Casting
Precision CNC Machining
Sheet Metal Fabrication
Rapid Prototyping Services
OEM Industrial Solutions

Why Are Aluminium Gravity Casting Factories and Suppliers in China Widely Chosen?

China has become a major global sourcing destination for aluminium gravity casting products. Many international buyers turn to Chinese gravity casting factories and suppliers due to their balanced combination of manufacturing experience, cost efficiency, and flexible production capabilities. The following factors explain why China remains competitive in this field.

1. Mature Manufacturing Experience

Aluminium gravity casting has been widely used in China for decades, particularly in traditional industries such as machinery, pumps, valves, lighting, and automotive components. Many factories have accumulated long-term practical experience in mold design, alloy control, and casting process optimization, which helps ensure stable quality and repeatability.

2. Reasonable Cost Structure

Compared with high-pressure die casting, gravity casting typically requires lower equipment investment and simpler tooling. Chinese suppliers benefit from localized aluminum material sourcing, well-developed subcontracting networks, and efficient labor allocation, allowing them to offer competitive prices without sacrificing basic quality standards.

3. Flexibility for Medium and Low Volume Orders

Aluminium gravity casting is well suited for small to medium batch production and parts with thicker walls or more complex internal structures. Many Chinese factories are flexible in order quantity, making them attractive to overseas customers who require prototypes, trial orders, or customized components with relatively low annual volumes.

4. Broad Range of Applications

Chinese aluminium gravity casting suppliers serve various industries, including industrial equipment, automotive spare parts, agricultural machinery, electrical housings, and construction hardware. This wide application base enables factories to adapt processes to different functional and mechanical requirements.

Development Outlook for Aluminium Gravity Casting in China

Although high-pressure die casting continues to grow rapidly, aluminium gravity casting remains an important manufacturing method in China. It is especially relevant for components that require good mechanical strength, thicker sections, or lower internal stress.

With ongoing industrial upgrades and increasing demand for reliable metal components, gravity casting factories in China are gradually improving quality control, alloy consistency, and post-processing capabilities. While competition is strong, experienced suppliers with stable quality and export know-how are expected to maintain steady business.

What Is the Typical Cost of Aluminium Gravity Casting Parts in China?

The cost of aluminium gravity casting parts in China varies depending on design complexity, alloy type, mold structure, and finishing requirements. In general, gravity casting offers a cost-effective solution for parts that are not suitable for high-pressure die casting.

1. Aluminum Alloy Selection

Common alloys such as A356 or AlSi7Mg are frequently used for gravity casting due to their good strength and casting performance. Higher-performance alloys or strict chemical composition control may increase material costs moderately.

2. Mold Type and Tooling Cost

Gravity casting molds are usually simpler and less expensive than high-pressure die casting molds. Tooling costs depend on part size, cavity number, and mold material, and are often suitable for medium-volume production projects.

3. Machining and Post-Processing

Many gravity cast parts require CNC machining to achieve precise dimensions. Additional treatments such as heat treatment, polishing, shot blasting, or painting will affect the final price.

4. Order Quantity

Unit costs decrease as order volume increases. For small batches, tooling and setup costs account for a larger proportion, while stable repeat orders help reduce average pricing over time.

For accurate quotations, buyers are advised to provide detailed drawings, tolerance requirements, and estimated annual quantities.

FAQs about Aluminium Gravity Casting Factories and Suppliers in China

1. Why source aluminium gravity casting parts from China?

China offers a large number of experienced gravity casting factories with competitive pricing and flexible production capabilities. This makes it suitable for customized parts, medium-volume orders, and long-term cooperation.

2. What types of products are suitable for aluminium gravity casting?

Gravity casting is commonly used for parts with thicker walls, higher strength requirements, or complex shapes, such as pump housings, brackets, enclosures, and mechanical components.

3. Are Chinese gravity casting suppliers able to support custom designs?

Yes. Most suppliers provide custom mold development based on customer drawings or samples and can adjust alloy selection and process parameters according to application needs.

4. How do I evaluate a reliable gravity casting factory in China?

Key factors include production experience, quality control procedures, machining capability, communication efficiency, and export experience. Requesting samples and conducting factory audits are common practices.

5. What is the typical lead time for gravity casting projects?

Mold development usually takes several weeks, depending on complexity. After tooling approval, production lead time depends on order quantity and machining requirements.

6. Can aluminium gravity casting parts meet international quality standards?

Many Chinese suppliers manufacture according to international standards and customer specifications. Material test reports and inspection records are typically available upon request.

7. Do Chinese suppliers support overseas shipping?

Yes. Most export-oriented factories are familiar with international logistics, packaging requirements, and documentation for overseas shipments.

Conclusion

China is home to some of the world's leading aluminium gravity casting factories and suppliers, offering high-precision components for industries ranging from automotive and aerospace to electronics and industrial machinery. These top manufacturers provide a variety of casting services including gravity die casting, high-pressure and low-pressure die casting, CNC machining, and custom finishing solutions, ensuring products meet strict quality, tolerance, and performance standards. Many of these companies also offer one-stop solutions, from mold design and prototyping to final assembly and global shipping, making them reliable partners for OEM clients worldwide.

Among these top suppliers, Innovaw stands out as a professional aluminium gravity casting factory in China, combining advanced casting technologies with CNC machining, sheet metal fabrication, and rapid prototyping. With decades of experience and a strong focus on customized solutions, Innovaw delivers durable, lightweight, and precision-engineered aluminium components that cater to a wide range of industrial applications. Their vertically integrated operations, skilled technical team, and commitment to quality make Innovaw a trusted choice for companies seeking reliable and scalable aluminium casting solutions in China.

By highlighting these leading factories, it becomes clear how China continues to dominate the aluminium gravity casting industry, providing innovative, cost-effective, and high-quality solutions. Innovaw exemplifies this excellence, offering clients both technical expertise and flexible manufacturing capabilities to achieve optimal performance and customized results.

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