Explore our leading 8 products optimized for automation frameworks, structural assemblies, and high-load safety fencing systems.
Chengdu E&I Aluminum Industry Co., Ltd., in line with the business philosophy of "people-oriented, quality value, technological innovation, and win-win cooperation", is dedicated to the research and development and manufacturing of aluminum alloy products with high difficulty, high precision and high requirements.
The company relies on The National Institute of Nonferrous Metals has a professional aluminum alloy technology research and development team in China's light alloy industry, providing customers with overall solutions for aluminum alloy products such as profiles, castings, and forgings. Production and testing equipment guarantee product quality, and excellent professional services create value-for-money commercial value for customers, becoming a strong strategic partner for customers in aluminum alloy products and services. The main customers include the world's top 500 companies such as automobile companies and airlines, and have been widely praised by customers for many years.
An in-depth metallurgical and mechanical analysis of 45-degree angle profile joins, dynamic load properties, and joint optimization protocols.
In mechanical framing, utilizing a 45-degree aluminum extrusion shape or structural cut redistributes shear stress into axial compression. Traditional 90-degree corner joints subject connectors to heavy bending moments. By integrating a 45-degree diagonal member, vector forces are split, enhancing the structure's overall structural stiffness by up to 45% under vertical loads. This allows for lighter aluminum profiles while maintaining high weight capacities.
Selecting the proper alloy is vital for structural design. For standard automated machine frames, cleanroom enclosures, and guarding, 6063-T5 aluminum provides excellent surface finish and corrosion resistance. For heavy-duty brackets and load-bearing columns, 6061-T6 aluminum is preferred, offering a tensile strength of 290 MPa and yield strength of 240 MPa. This provides the safety factors required by automotive and aerospace production systems.
T-slot geometry requires tight tolerances to prevent hardware loosening under vibration. E&I profiles feature dynamic inner groove designs with subtle taper angles. As fasteners are tightened, these flanges apply spring-lock pressure, creating vibration-resistant connections. Our components conform to European standard slot metrics (Slot 6, Slot 8, and Slot 10) to ensure global hardware compatibility.
Chengdu E&I Aluminum Industry Co., Ltd. is based on the business philosophy of "people-oriented, quality value, technological innovation, and win-win cooperation". Through deep integration of product development, design, and aluminum profile extrusion production capacity along with automatic anodizing, spraying, and other production lines, we provide various aluminum profile structural frames, workbenches, mechanical fences, solar supports, assembly lines, storage equipment, automation setups, clean sheds, and more. We deliver an efficient one-stop design and installation service.
The aluminum profiles provided by Chengdu E&I Aluminum Industry Co., Ltd. are produced according to the national high-precision requirements, with exquisite appearance, high finish, strong corrosion resistance and oxidation resistance, easy installation of aluminum profile accessories, anti-loosening and shock resistance, high connection strength, and good general performance.
Chengdu E&I Aluminum Industry Co., Ltd. has been widely praised by customers for many years. It is a high-efficiency, high-integrity, high-quality industrial aluminum profile manufacturer and a partner worthy of your trust.
Strive to become one of the top three companies in China's aluminum alloy industry in terms of product competitiveness, innovation ability and technical strength, provide customers with products and services of superior value, and enable the company's shareholders, employees, customers, partners and society to benefit more from it Big gains and common development.
The company regards employees as wealth, understands their pursuit, provides them with better development space and competitive salary, and develops together.
Provide customers with outstanding products and services, and create more value for customers.
Continue technology research and development and investment, maintain the leading position and advantages of product technology in the same industry, and provide customers with first-class quality and high value-added products; innovation is the only magic weapon to surpass competitors, product innovation, technological innovation and Coordinate and advance management innovation to build the core competitiveness of the system.
Cooperate with the company's customers, employees, shareholders and partners to create value for them, develop together, and achieve win-win results. Sincerely hope to become your strong strategic partner and create unique value for you!
Why international procurement directors partner with E&I to optimize structural costs and shorten project schedules.
E&I manages every stage of production from alloy refinement to finished modular assemblies. By combining extrusion, precision cutting, custom milling, and surface treatments under one roof, we eliminate intermediate shipping and processing delays. This reduces lead times for complex custom profile builds by 30-40%.
Exported products strictly conform to ISO 9001:2015 quality systems, CE standards, and RoHS environmental directives. Our advanced anodizing facility controls film thickness between 10µm and 15µm, preventing corrosion in salty or high-humidity manufacturing areas.
Strategically located in Chengdu, E&I utilizes robust rail, air, and sea networks to deliver freight to global hubs. We offer dynamic shipping methods including complete knocked-down (CKD) kits and flat-pack bundles, minimizing transportation space and reducing shipping costs for global projects.
| Profile Parameter | Standard Tolerance Limit | Premium E&I Calibration | Primary Application Context |
|---|---|---|---|
| Wall Thickness Tolerance | ±0.25 mm to ±0.50 mm | ±0.15 mm (High Precision) | Precision linear motion guides, robotic slides |
| Straightness Deviation | ≤ 1.5 mm per meter | ≤ 0.5 mm per meter | Long conveyor systems, structural portal frames |
| Anodic Coating Depth | Class 10 (≥ 10 μm) | Class 15 (≥ 15 μm) | Electronics cleanrooms, outdoor structures |
| Alloy Temper Class | 6063-T5 (Standard) | 6061-T6 (High Strength) | Industrial automation, automotive jigs, frames |
Explore how different industries deploy E&I aluminum profiles to build sturdy, modular work spaces.
By utilizing the ENI-8-4040GE drawer-type workbench system, plant managers can deploy modular workstations. Integrated T-slot designs permit fast adjustments of monitors, tool trays, and overhead LED lights, boosting assembly worker efficiency.
Heavy profiles like the E&I-10-80160H and E&I-8-8080W provide the structural rigidity needed to build protective robotic cell enclosures. Fitted with transparent polycarbonate panels, these systems ensure OSHA/ISO machine safety compliance.
Our sealed, anodized profiles (such as ENI-8-4040EE with one-side sealed surfaces) minimize dust buildup. These cleanroom-ready designs are essential for housing sensitive silicon processing machinery without generating micro-particles.
Technical guidance and answers to common engineering questions regarding the application and design of T-slot and 45-degree aluminum frames.
Complete your project layouts with our high-load guide systems, multi-slot frames, and modular structural profiles.
