CAPABILITY

Gravity Casting

Gravity casting provides excellent dimensional stability, good mechanical properties, and high surface finish, ideal for durable aluminum parts in automotive, industrial machinery, and hydraulic systems. Applications include transmission housings, pump bodies, and structural components.
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What is Gravity Casting?

gravity casting​ process

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.

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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.

BNC parts

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

process picture

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

BNC teamwork

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

Austempered Ductile Iron cost

Cost-Effective Solutions
Delivering robust, high-strength castings at competitive prices for load-bearing and wear-resistant applications.

Our Gravity Casting Capabilities

At BNC, we specialize in precision gravity casting, delivering high-quality aluminum components tailored to meet the demands of automotive, industrial, and fluid handling systems. Our capabilities include producing complex geometries with part weights ranging from 0.5kg to 400kg, ensuring exceptional strength, durability, and surface finish.
FeaturesInfo
Size CapacityUp to 2000 mm x 2200 mm
Weight Capacity0.5 to 100 kg
ToleranceCustomized
Material GradesADC12, A380, A356, AISi9Cu3, AZ91D, AM50A, AM608, ENAC46000
Annual ProductionOver 100,000 tons
Surface FinishSmooth finish, customizable
Quality CertificationISO 9001:2015,
IATF 16949:2016,
Lloyd’s Register of Shipping (LRS)

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How to Order Parts?

Get a free quote from a real engineer. Once we receive your design, our engineer will review it and send you a quote.

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

Gravity casting is widely utilized across multiple industries due to its ability to produce durable and high-performance components with complex geometries. Typical applications include:

Automotive​

Used for engine blocks, cylinder heads, and brake components, providing high strength and reliability to ensure the safety and longevity of critical vehicle systems.

Industrial Machinery

Essential for gear housings, pulleys, and bearing supports, offering durability and wear resistance for heavy-duty operations.

Shipbuilding industry

Used in maritime operations, shipbuilding materials and techniques provide the durability and precision required for constructing vessels like cargo ships, tankers, and naval fleets. Their advanced design and structural integrity make them ideal for withstanding harsh sea conditions and supporting global trade and defense operations.

Agriculture and Forestry Machinery

Commonly used for tractor housings, axle supports, and implement frames, ensuring durability under heavy loads and rough operations.

Power Generation ​

Applied in turbine housings, generator frames, and pulverizer components, offering heat resistance and structural integrity for continuous energy production.

Oil and Gas Industry

Suited for components requiring high durability and precision under extreme conditions, such as valve bodies and pump housings.

See why customers dig us

BNC’s ductile iron castings exceeded our expectations with their precise dimensions and superior strength. Their team provided excellent support throughout the project.
-Andrew Cole, Procurement Manager
The aluminum alloy components from BNC were a perfect fit for our project. The finish was flawless, and the delivery was on time.
-Laura Simmons, Engineering Lead
We’ve relied on BNC for forged steel parts, and they’ve consistently delivered high-quality products that perform exceptionally under stress.
-Michael Turner, Production Manager
The hydraulic components supplied by BNC are top-notch. They’ve significantly improved the efficiency of our systems.
-Sarah Lee, Operations Supervisor
BNC’s ability to meet stringent aerospace standards with their forged steel components is truly impressive. Their team is highly professional.
-Sophia Brown, Aerospace Engineer
BNC’s forged steel shafts are the backbone of our machinery. Their durability and precision are exceptional.
-James Ward, Head of Engineering
The aluminum alloy components from BNC were a perfect fit for our project. The finish was flawless, and the delivery was on time.
-Laura Simmons, Engineering Lead
We’ve relied on BNC for forged steel parts, and they’ve consistently delivered high-quality products that perform exceptionally under stress.
-Michael Turner, Production Manager
The hydraulic components supplied by BNC are top-notch. They’ve significantly improved the efficiency of our systems.
-Sarah Lee, Operations Supervisor
BNC’s ability to meet stringent aerospace standards with their forged steel components is truly impressive. Their team is highly professional.
-Sophia Brown, Aerospace Engineer
BNC’s forged steel shafts are the backbone of our machinery. Their durability and precision are exceptional.
-James Ward, Head of Engineering
BNC’s ductile iron castings exceeded our expectations with their precise dimensions and superior strength. Their team provided excellent support throughout the project.
-Andrew Cole, Procurement Manager
We’ve relied on BNC for forged steel parts, and they’ve consistently delivered high-quality products that perform exceptionally under stress.
-Michael Turner, Production Manager
The hydraulic components supplied by BNC are top-notch. They’ve significantly improved the efficiency of our systems.
-Sarah Lee, Operations Supervisor
BNC’s ability to meet stringent aerospace standards with their forged steel components is truly impressive. Their team is highly professional.
-Sophia Brown, Aerospace Engineer
BNC’s forged steel shafts are the backbone of our machinery. Their durability and precision are exceptional.
-James Ward, Head of Engineering
BNC’s ductile iron castings exceeded our expectations with their precise dimensions and superior strength. Their team provided excellent support throughout the project.
-Andrew Cole, Procurement Manager
The aluminum alloy components from BNC were a perfect fit for our project. The finish was flawless, and the delivery was on time.
-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.

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.

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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