CAPABILITY
Gravity Casting
- Part sizes and weights: Range from 0.5kg to 100kg, supporting complex geometries.
- Materials: Includes aluminum alloys such as A356, A380, and customized compositions for specific performance requirements.
- Tolerances: As precise as customized, with high consistency in repeatable production runs.
- Surface finish: Superior to sand casting, reducing machining requirements.
- Quality assurance: ISO 9001:2015 certified quality management system.
What is Gravity Casting?

Gravity casting is a process that produces high-strength, durable metal components by pouring molten metal into a pre-formed mold under the influence of gravity. This process allows for the creation of complex shapes with excellent dimensional accuracy and a fine surface finish, enhancing the strength, durability, and reliability of the final product.
Gravity castings are often used for automotive parts, heavy machinery, and fluid handling systems due to their ability to withstand high stress and wear. Typical applications include engine housings, hydraulic components, and pump bodies. This casting method provides a versatile and cost-effective solution for manufacturing complex, load-bearing parts.
Why Choose BNC’s Gravity Casting Components?
BNC is your trusted partner for high-quality gravity casting components, specializing in durable aluminum parts for automotive, industrial, and fluid handling applications. We provide custom solutions with rigorous quality control, ensuring strength, precision, and reliability across various industries.

Tailored Expertise
From prototypes to mass production, we meet your exact design and performance needs with consistency.

Stringent Standards
Adherence to professional standards, from material selection to final inspection, guarantees premium results.

Customer-Centric Approach
Clear communication and comprehensive support ensure smooth production and timely delivery.

Cost-Effective Solutions
Delivering robust, high-strength castings at competitive prices for load-bearing and wear-resistant applications.
Our Gravity Casting Capabilities
- Material Expertise: Advanced aluminum alloys such as A356 and A380 for optimal performance.
- Customization: Tolerances and designs tailored to meet exact specifications.
- Efficient Production: Combining advanced equipment with rigorous quality control for consistent results.
- ISO-Certified Processes: Ensuring reliability and compliance with global standards.
| Features | Info |
|---|---|
| Size Capacity | Up to 2000 mm x 2200 mm |
| Weight Capacity | 0.5 to 100 kg |
| Tolerance | Customized |
| Material Grades | ADC12, A380, A356, AISi9Cu3, AZ91D, AM50A, AM608, ENAC46000 |
| Annual Production | Over 100,000 tons |
| Surface Finish | Smooth finish, customizable |
| Quality Certification | ISO 9001:2015, IATF 16949:2016, Lloyd’s Register of Shipping (LRS) |
How to Order Parts?
1. Request for Quotation
Upload your drawing or email to our engineer directly.
2. Conduct Feasibility analysis
Our engineers will review your requirements and conduct a feasibility analysis.
3. Review and Confirm the Quote
Send you a quotation and wait for your confirmation.
4. Kick off the Project
Mold Order: will begin after confirmation
Sample Order: produced for production approval
5. Start Production
Your production order will be issued once sample approval. Besides, you will get timeline of the production to track.
6. Delivery Your Part
After all parts pass QC inspection, they will be well packed from transportation accidents. Then, your parts are delivered to your specified warehouse.
Gravity Casting Applications
Automotive
Industrial Machinery
Shipbuilding industry
Agriculture and Forestry Machinery
Power Generation
Oil and Gas Industry
See why customers dig us
-Andrew Cole, Procurement Manager
-Laura Simmons, Engineering Lead
-Michael Turner, Production Manager
-Sarah Lee, Operations Supervisor
-Sophia Brown, Aerospace Engineer
-James Ward, Head of Engineering
-Laura Simmons, Engineering Lead
-Michael Turner, Production Manager
-Sarah Lee, Operations Supervisor
-Sophia Brown, Aerospace Engineer
-James Ward, Head of Engineering
-Andrew Cole, Procurement Manager
-Michael Turner, Production Manager
-Sarah Lee, Operations Supervisor
-Sophia Brown, Aerospace Engineer
-James Ward, Head of Engineering
-Andrew Cole, Procurement Manager
-Laura Simmons, Engineering Lead
Gravity Casting FAQ
What is gravity casting?
Gravity casting is a process that uses gravity to fill a mold with molten metal, creating components with high strength, excellent surface finishes, and superior dimensional accuracy. This method is ideal for producing medium to large castings.
What are the advantages of gravity casting?
Gravity casting offers excellent mechanical properties, uniform surface finishes, and minimal porosity. It is well-suited for applications requiring consistent quality and durability, such as in automotive, aerospace, and industrial machinery.
Can gravity casting be customized for specific applications?
Yes, gravity casting can be tailored to meet specific needs, including custom mold designs, precise tolerances, and various alloy options, ensuring optimal performance for diverse industries.
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