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Aluminum Extrusion

Tuowei Precision offers custom aluminum extrusion for high-performance solutions in precision profiles and components.

TUOWEI Precision Aluminum Extrusion Services

At TUOWEI Precision, we provide custom aluminum extrusion services designed for prototypes, low-volume production, and specialized industrial needs. Our team can extrude a wide range of aluminum profiles with complex cross-sections, ensuring each part is tailored to meet unique shapes, designations, and application requirements.

Our advanced manufacturing facilities are equipped with 70 extrusion press lines ranging from 600 tons to 3800 tons, giving us the capacity to handle projects of varying sizes and complexity with accuracy and efficiency. All of our factories are ISO 9001:2015 certified, guaranteeing consistent quality and strict compliance with international manufacturing standards.

What Is the Aluminum Extrusion Process?

At TUOWEI Precision, the aluminum extrusion process begins by heating an aluminum billet and pushing it through a custom-designed die to create profiles with a defined cross-sectional shape. Our process follows a strict and proven production workflow to ensure accuracy, consistency, and performance in every extrusion.

The process starts with die machining, whether solid, hollow, or semi-hollow—followed by billet preheating, typically between 400–500°C. Depending on the alloy and intended application, aluminum can be extruded using direct or indirect methods, in either hot or cold conditions. Once extruded, the profile undergoes controlled cooling, stretching to remove internal stresses, and precise cutting to the required size.

To enhance strength, hardness, and appearance, we also perform aging treatments, advanced surface finishes, and assembly operations when needed. Every extrusion is subject to strict inspection and quality control measures before being securely packaged and delivered

TUOWEI Aluminum Extrusion Tolerances

TUOWEI maintains strict extrusion tolerances to ensure precision, consistency, and reliable performance across every custom aluminum profile.

Feature Tolerances
Profile Dimensions ±0.10 mm – ±0.50 mm
Wall Thickness ±0.10 mm (≤3 mm walls) / ±0.30 mm (thicker walls)
Straightness 1.0 mm per 1000 mm length
Twist 1.0 mm per 300 mm length
Flatness ±0.15 mm per 25 mm width
Cut Length ±0.50 mm – ±1.0 mm
Angular Tolerance ±0.5°

Surface Finishes for Aluminum Extrusion

Surface finishes for aluminum extrusion enhance durability, corrosion resistance, and appearance while supporting both functional and decorative requirements.

As-Milled
A standard finish with visible tool marks; surface roughness ~125 µin Ra, ideal for functional applications where a smooth finish is not critical.
Bead Blasting
A process that creates a smooth, matte finish by propelling media (like glass beads) at the surface, improving texture and providing an aesthetically pleasing, uniform surface.
Powder Coating
This durable finish offers excellent resistance to wear, corrosion, and UV exposure.
Brushing
A linear, uniform grain texture is applied to parts, creating a satin-like finish.
Polishing
Achieves a high-gloss, mirror-like surface that enhances the visual quality of the part.
Black Oxide
Ideal for steel components, this dark, matte finish provides mild corrosion resistance while maintaining a high-quality appearance.

Advantages

Advantages of Aluminum Extrusion

Aluminum extrusion offers a unique combination of strength, versatility, and cost efficiency, making it an ideal choice for industries that demand lightweight yet durable solutions.

Applications

Applications of Aluminum Extrusion

Aluminum extrusions are essential across industries due to their exceptional strength-to-weight ratio, versatility, and ability to be tailored for a wide range of structural and functional applications.

Let’s Build What’s Next Together

Partner with TUOWEI to Shape Your Vision

From detailed prototypes to high-volume production runs, TUOWEI is your trusted partner for precision CNC machining. Reach out today and take the first step toward streamlined, high-quality manufacturing solutions.

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Tuowei Proto's Solutions

Whether you’re creating a small batch of custom parts or scaling up for high-volume production, Tuowei Proto services offer the flexibility you need.

Rapid Prototyping

CNC rapid prototype machining is perfect for creating engineering or production prototypes that closely resemble the final product in both appearance and functionality. At Tuowei, we offer instant quotes and fast delivery, providing you with precise, high-quality CNC machined prototypes for your needs.

Low Volume Manufacturing

Low volume CNC machining often acts as a bridge between prototyping and mass production for new and emerging production. With Tuowei, this process becomes easier, more efficient, and cost-effective, allowing you to scale production quickly while maintaining high-quality standards.

End-use Production

CNC production machining is the best solution for producing a thousand parts or more efficiently. Leveraging a diverse selection of materials and automation and multi-axis capabilities, Tuowei delivers high-volume production with tight tolerances, superior dimensional accuracy, high reliability and fast turnaround times.

Explore Insights & Innovation

Stay ahead with expert tips, industry trends, and precision manufacturing insights from the team at Tuowei. Read our latest blogs to gain valuable knowledge and discover how we’re shaping the future of CNC production.

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