Explore our elite range of precision-engineered industrial aluminium profiles and structural workbench systems.
Chengdu E&I Aluminum Industry Co., Ltd. operates under a dedicated business philosophy of "people-oriented, quality value, technological innovation, and win-win cooperation". We represent the pinnacle of research, development, and manufacturing of high-difficulty, high-precision structural light alloys.
Collaborating closely with the National Institute of Nonferrous Metals, Chengdu E&I utilizes a world-class light alloy research team in China. Our holistic approach encompasses profiles, castings, and forgings. This makes us the strategic partner of choice for Fortune Global 500 enterprises, including prominent aerospace players and automotive giants.
"Extruding precision and engineering reliability are the cornerstones of Chengdu E&I. Our custom extrusion lines operate at ultra-tight tolerances, fulfilling complex configurations where typical manufacturers fall short."
We treat employees as our prime wealth, aligning personal aspirations with corporate progress to create a safe, dynamic, and competitive workspace.
We deliver unparalleled engineering value. Each extrusion satisfies rigorous quality control milestones before leaving our shipping docks.
Continuous R&D investments yield highly customized profiles, ensuring our industrial solutions outperform the market in material strength.
The shifting parameters of lightweighting, carbon neutrality, and structural efficiency in industrial supply chains.
Today's manufacturing relies heavily on structural modularity. Steel structures are progressively replaced by anodized lightweight aluminium alloys. This shift is driven by the necessity to lower transport emissions, improve mechanical installation times by up to 60%, and eradicate high maintenance painting procedures.
Chengdu E&I integrates specialized CAD/CAM design with automated extrusion to address these demands. By combining architectural structural limits with flexible T-slot configurations, our products yield structures that are up to 40% lighter than standard steel frames while preserving optimal structural moment of inertia.
Global procurement teams prioritize three criteria: dimensional repeatability, surface coating durability, and total lifecycle sustainability. E&I guarantees high compliance with EN 12020-2 and GB/T 5237-2008 high-precision extrusion tolerances, securing a dominant market footprint.
From heavy robotics fencing to sterile cleanrooms, explore our integrated structural engineering solutions.
Modular structural frames are crucial across automation sectors. Whether constructing modular workbenches, protective safety cells for collaborative robots, or solar racking frameworks, selecting the proper profile size and weight class determines system longevity and security. The technical matrix below assists procurement and design engineers in selecting the correct configuration:
| Profile System | Material Class | Yield Strength (Mpa) | Main Applications | Unique Performance Characteristics |
|---|---|---|---|---|
| 3030M / 3030ME Series | Al-Mg-Si (6063-T5) | ≥ 110 | Lightweight conveyors, safety guards, inspection workbenches | High modular flexibility, lightweight, economical structural frames |
| 4040A / 4040GG Series | Al-Mg-Si (6063-T6) | ≥ 170 | Heavy-duty workbenches, cleanroom modules, material trolleys | Optimal balance between unit mass and structural bending resistance |
| 6060 / 6630R Series | Al-Mg-Si (6005-T6) | ≥ 200 | Impact-resistant factory fences, heavy automation gantries | Arc shape structures, superior kinetic energy dispersion |
| 9090W / 80160 Series | Al-Mg-Si (6082-T6) | ≥ 250 | Linear motion systems, high load machine beds, solar frames | Extremely high torque and deflection resistance, heavy-duty machinery mounts |
By leveraging custom-designed structural connectors, T-slot nuts, and anti-vibration brackets, E&I profiles eliminate the need for welding. This drastically reduces safety hazards, simplifies modifications, and reduces on-site labor requirements by up to 50%.
Navigating global supply chain logistics, cross-border testing, and compliance benchmarks.
For strategic partners in Europe and North America, material traceablity and compliance are non-negotiable. Chengdu E&I provides comprehensive verification trails, including EN 10204 3.1 mill test certificates, RoHS compliance documentation, and REACH declarations. Our quality management system conforms to ISO 9001:2015, ensuring every batch complies with global parameters.
We deploy automated 2D/3D coordinate measuring machines (CMM) and digital optical profile projectors to verify linear tolerances and surface parameters on every batch. We guarantee a maximum linear deflection of only 0.3mm per meter, satisfying high-precision automation requirements.
By utilizing distribution hubs and technical partners globally, we offer fast delivery timelines. Our localized technical service supports clients from engineering layout stages to structural design analysis (FEA calculations for structural deflection) and on-site assembly guidance.
Pioneering green alloys and smart profile structures for next-generation automated environments.
Transitioning to low-carbon primary aluminium smelting, reducing embedded CO₂ emissions by 30%.
Upgrading CNC machining lines to handle micro-tolerances down to +/- 0.05mm for aerospace components.
Integrating smart fiber-optic sensors directly into profile cavities for real-time load and stress monitoring.
Engineered profiles designed for specialized applications, offering high stability under heavy structural loads.
Expert technical answers regarding structural deflection, load calculations, and alloy specifications.
6063-T5 is cooled from high-temperature shaping and artificially aged, offering excellent surface quality and geometric accuracy suitable for standard modular assemblies. 6063-T6 undergoes solution heat treatment and artificial aging, providing higher tensile and yield strength. E&I produces both versions to suit static workspace setups or heavy kinetic automation lines.
Our extrusions are produced under stringent quality control steps in accordance with Chinese national standard GB/T 5237-2008 (High-Precision Class) and European Standard EN 12020-2. Every production run undergoes automated checks to verify slot configurations, twist angle, and wall thickness uniformity.
Our standard clear anodized profiles carry an oxide layer thickness between 10μm and 15μm. This coating protects against oxidation, mild abrasion, and standard cleaning solvents. For harsh pharmaceutical washdowns or seaside environments, we offer customized anodizing levels up to 25μm.
Deflection is calculated based on Euler-Bernoulli beam equations, utilizing the profile's moment of inertia (Ix, Iy) and the material's elastic modulus (approx. 70 GPa for aluminium). Our engineering department assists clients by running Finite Element Analysis (FEA) models to choose the correct profile (such as the 9090W or 80160 series) and prevent structural failure.
Yes. E&I specializes in high-difficulty, custom cross-section profiles. We have an in-house tooling facility to design, test, and manufacture custom extrusion dies based on client CAD files. This process ensures rapid turnaround and maintains strict confidentiality for proprietary OEM designs.
