Explore our highly adaptable, structural aluminum extrusions designed for engineering automation, structural frames, and heavy-duty industrial platforms.
A trusted technical partner dedicated to high-precision light alloys, providing structural integrity and modular efficiency to global industries.
Guided by our core pillars of "people-oriented management, quality value delivery, technological innovation, and win-win cooperation," we are dedicated to the research, development, and manufacturing of high-difficulty, high-precision, and highly demanding aluminum alloy products.
By relying on the expertise of China's top Light Alloy Technology research structures, we maintain a dedicated research and development team focused on nonferrous metals. We support our customers with comprehensive engineered solutions encompassing profiles, castings, and forgings. Standardized testing equipment combined with professional consultation ensures that each profile we ship adds tangible value to your projects.
"Our premium client base includes world-leading fortune 500 enterprises, automotive OEMs, and logistics and aerospace giants who depend on our strict dimensional tolerances and mechanical reliability."
Chengdu E&I Aluminum Industry Co., Ltd. features an extensive design capacity combined with state-of-the-art aluminum profile extrusion systems and automatic anodizing lines. We deliver complete structural solutions tailored to modern factory settings, including:
All profiles are engineered in compliance with strict national and international high-precision criteria. The resulting products offer refined aesthetics, excellent oxidation resistance, smooth surface finishes, and anti-loosening structural performance.
A technical guide to matching slot types, slot widths, and cross-sections with mechanical loads and engineering requirements.
Commonly featured in 2020 and 3030 light profiles. Designed for lower-load structures, laboratory equipment, sensor mounts, safety screens, and lightweight printer framing.
The standard across 4040, 4080, and 8080 modular platforms. Perfect for automated industrial enclosures, protective screens, workbenches, and medium machinery support frames.
Incorporated into 4545, 6060, 8080W, and 80160 designs. Optimized to handle high static structures, industrial automation gantries, heavy mechanical framing, and cleanroom frameworks.
| Profile Designation | Slot Width (mm) | Wall Thickness (mm) | Moment of Inertia Ix (cm⁴) | Moment of Inertia Iy (cm⁴) | Primary Industrial Application |
|---|---|---|---|---|---|
| ENI-8-3030M / 3030A | 8.0 mm | 1.8 - 2.0 mm | 2.85 | 2.85 | Engineering Automation Systems & Light Machinery Guards |
| ENI-8-4040F / 4040LA | 8.2 mm | 2.2 - 2.5 mm | 9.20 | 9.20 | Standard Assembly Workbenches, Machine Frames |
| E&I-8-4060 / 4080EL-T | 8.2 mm | 2.5 - 3.0 mm | 18.40 | 35.10 | Heavy-Duty Guardrails, Industrial Enclosures |
| E&I-10-4545 | 10.2 mm | 3.0 - 3.5 mm | 14.80 | 14.80 | High-Load Automotive Assembly Brackets & Jigs |
| E&I-10-5050C / 5050A | 10.2 mm | 4.0 mm | 24.30 | 24.30 | Structural Columns & Robotic Gantry Systems |
| E&I-8-80160 / 8080W | 8.2 / 10.2 mm | 4.5 - 5.0 mm | 118.40 | 425.20 | Extra-Long Machinery Frames & Cleanroom Structures |
We configure our aluminum production lines to meet the strict regulatory requirements of global markets, guaranteeing seamless component compatibility.
In modern international manufacturing, component compatibility is essential. Our extrusion facilities utilize precision dies developed in accordance with European and American specifications, including:
Industrial settings present diverse environmental challenges, from marine humidity to corrosive chemical processing. We supply finishes to safeguard your structural setups:
Our automatic anodizing processes yield a protective oxide layer of 10 to 15 microns. This increases scratch resistance, prevents oxidation, and maintains structural integrity. For harsh environments, we provide optional powder coating and electrophoresis treatments to deliver long-term protection against corrosive agents.
See how engineers leverage E&I Aluminum's design flexibility to solve design challenges across diverse technical sectors.
Heavy profiles (e.g., 8080W and 40160B) serve as structural columns, jig storage shelves, and support frameworks. These systems handle high mechanical loads and accommodate quick rearrangements during line retooling.
Sealed-slot extrusions, such as the ENI-8-4080EL-T (one side sealed), prevent dust buildup in critical environments. They are widely used in semiconductor assembly lines, medical packaging units, and display screen testing chambers.
Anodized aluminum profiles offer the mechanical strength and corrosion resistance needed for outdoor installations. They serve as reliable, low-weight structural frames for photovoltaic mounting assemblies and solar tracker frames.
A look at the metallurgy and manufacturing innovations driving the next generation of modular T-slot profiles.
By introducing controlled trace amounts of Titanium, Zirconium, and Boron to 6063 and 6061 alloys, we refine the grain structure of our extrusions. This increases tensile yield strength without adding extra weight or reducing ductility. The result is structural elements that offer higher load capacities with minimal cross-sections.
In line with global environmental initiatives, Chengdu E&I Aluminum is reducing its operational carbon footprint. We utilize energy-efficient melting furnaces, optimize billet casting runs, and implement water recycling loops across our anodizing lines to help partners lower their scope 3 emissions.
Technical guidance and installation recommendations from our engineering department.
d = (F * L³) / (48 * E * I)
Review our specialized configurations, including single-side sealed profiles and high-capacity square-hole columns.
