Explore our specialized range of custom configurations and industrial structural solutions
The 4080 Aluminum Extrusion profile (measuring 40mm x 80mm) constitutes the backbone of modern industrial framing and modular assembly architectures. Classified as a medium-to-heavy structural member, the dual-cavity design of the 4080 profile offers an exceptional ratio between moment of inertia and cross-sectional area. This makes it the absolute system of choice for applications facing high bending moments and localized torsional stresses.
By using premium 6063-T5 aluminum alloy, manufacturers can guarantee a minimum tensile strength of 186 MPa and a yield strength of 145 MPa. Structurally, the geometry incorporates deep T-Slots (typically 8mm slot width with a depth suitable for M8 hardware) on all faces, allowing robust multi-directional connections without the thermal distortion or permanent crystallization risks associated with traditional structural steel welding.
Furthermore, the anodized surface layer (typically ranging from 10 to 15 microns in thickness) protects the core alloy against galvanic corrosion, atmospheric oxidation, and mild chemical washes common in automotive manufacturing environments. The material’s high thermal conductivity also permits integrated routing for compressed air or cabling within the hollow dual chambers, turning a static structural frame into an active utility duct.
A journey starting from the dawn of China's urban development to international industrial influence.
The story of our brand "Aolijie" is deeply linked to the dramatic expansion of China's structural aluminum manufacturing infrastructure. Since 2000, our founder Mr. Wong worked extensively in the building materials industry. During this historic expansion period in China's real estate sector, he recognized the long-term potential of lightweight, circular-economy materials.
Understanding that aluminum profiles represent an eco-friendly, carbon-efficient, and highly durable alternative to structural iron and polymers, Mr. Wong envisioned a standard-setting manufacturer that would export quality Chinese engineering to the world. In 2009, he established Aoli Aluminum in Sihui, Guangdong.
The name "Aolijie" represents our core values:
We treat customer success as our primary metric of business performance. We structure our standard profiles and low-tooling-cost custom designs to prevent overhead costs for our clients.
We believe high product quality originates from satisfied workers. Our modern factories in Guangdong maintain strict environmental safety standards and clean air filtration.
We do not compromise brand integrity for short-term profit margins. Each shipping batch goes through extensive laboratory-grade destructive and dimensional testing.
A timeline of continuous technology upgrades, manufacturing capacity scaling, and international market development.
A standard aluminum profile production facility covering 10,000 square meters was established in Sihui, Guangdong. The brand "Aolijie" was officially registered, focusing on heavy-duty industrial framing and building systems.
Focused on structural innovation, securing 13 key product patents and completing the transition to a full ISO9000-certified manufacturing flow. Aoli became a verified supplier for major regional industrial automation partners.
Invested in a new 100,000 square meter factory complex in Guangdong to support growing demand. This upgrade increased our annual capacity to 100,000 tons and introduced advanced automated CNC deep-processing centers.
Opened our global sales headquarters in Foshan, Guangdong in 2024. In 2026, we will open our direct Southeast Asian logistics hub in Malaysia, offering localized customs clearance and faster shipping cycles.
Why sourcing your industrial 4080 extrusions from our Guangdong facility optimizes your business budget and lead times.
Industrial manufacturing hubs in Guangdong, particularly the Foshan and Sihui clusters, provide an ecosystem that reduces raw material and energy costs. At Aoli Aluminum, we operate a vertically integrated production line. From raw aluminum ingot smelting and custom alloy formulation to precision extrusion, surface anodizing, powder coating, and final CNC machining, every stage of production is completed under one roof.
This integration eliminates middle-tier transport costs and logistical delays, allowing us to maintain competitive pricing. We pass these operational savings directly to our global clients through reasonable pricing without cutting corners on material chemistry or quality control tolerances.
Every structural batch undergoes extensive testing to confirm compliance with international structural standards.
To guarantee that our T-slot profiles can withstand heavy loads in automation setups, our quality assurance team performs seven key laboratory verification tests. Every bulk shipment includes a complete material test report detailing these results:
Componential Analysis
Tensile Test
Hardness Test
Dimensional Measurement
Coating Test
Salt Spray Test
UV Aging Test
Understanding how industrial and commercial projects use 4080 extrusions for modern structural needs.
In modern industrial facilities, the 4080 profile is widely used to construct structural framing for heavy robots, conveyor enclosures, and protective screens. The profile's dual-channel design permits the mounting of linear actuators, proximity sensors, and pneumatic cylinders without custom metalworking.
With an anodized finish that resists corrosion and is easy to clean, the 4080 profile is highly suitable for semiconductor cleanrooms and medical laboratory framing. It does not off-gas volatile compounds and prevents particle accumulation, outperforming painted structural steel in high-purity environments.
As businesses transition toward eco-friendly designs, modular structures built from recyclable aluminum offer long-term sustainability benefits. Lightweight 4080 frames reduce carbon emissions during transport and assembly, and can be completely recycled at the end of the project's life cycle.
Detailed technical answers for procurement managers, structural designers, and industrial engineers.
A visual look at our production capacity, clean extrusion facilities, and successful projects worldwide.
Explore our complete catalog of industrial structural components and custom options
We are committed to providing you with the highest quality products and excellent services. If you have any questions or need assistance with our products, please feel free to contact us and we will be happy to serve you.
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