Engineered to exact tolerances. Click on each profile to access mechanical models, CAD blueprints, and custom manufacturing quotes.
China Industrial aluminum profile ENI-8-6060 surface anode oxidation dual-groove lightweight can be cutable and processed Factory, Service
View Details & Specifications
Best Aluminum profile ENI-8-4040C is used for assembly line workbenches and conveyor line brackets Factories, EI
View Details & Specifications
High-Quality ENI-8-4080EL-T aluminum profile, slot width 8mm, cross-section 40mmx80mm, one side sealed Factory, Factories
View Details & Specifications
China T-slot aluminum profile E&I-10-80160H | Heavy duty industrial aluminum profile | Mechanical equipment frame Product, Service
View Details & Specifications
China Industrial aluminum profiles ENI-6-2040 anodized Lightweight materials Frames for display cabinets Automated assembly lines Factories, Products
View Details & Specifications
Best ENI-8-4040GG aluminum profile can be used to make material racks, mobile trolleys, and stair treads. Factory, Factories
View Details & Specifications
High-Quality ENI-10-4080H aluminum profile, used for automation equipment frames, robot fences, and testing equipment brackets Product, Service
View Details & Specifications
China T-Slot Aluminum Profile E&I-8-8840R | Quarter Circle Design | Industrial Equipment Bracket | Machinery Guarding Frame Factories, EI
View Details & SpecificationsPrecision R&D and Strategic Manufacturing Partner
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 to build a professional aluminum alloy technology research and development team in China's light alloy industry. We provide 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.
Understanding the mechanical properties and architectural versatility of the 40mm x 40mm structural aluminum grid system.
In modern industrial design, the Profile 40 x 40 (40mm by 40mm cross-section) acts as the undisputed global benchmark for modular structural framing. Found in assembly lines, robotic enclosures, cleanrooms, and CNC machine structures, this profile geometry balances weight-to-strength ratios like no other. Equipped with either 8mm or 10mm slot widths (T-slot or V-slot), it serves as the mechanical backbone for automated logistics and manufacturing setups worldwide.
Technical Engineering Note: The load capacity of a Profile 40 x 40 relies heavily on its internal rib structures and wall thicknesses. Lightweight versions (e.g., ENI-8-4040C) favor dynamic weight-sensitive brackets, whereas heavy-duty structures (e.g., ENI-8-4040GG) utilize reinforced cores to manage intense moment stresses ($I_x, I_y$) and high static weight loads.
The success of the 40x40 mm profile family centers on its universal modularity. Unlike welded steel configurations, T-slot aluminum profiles allow for instantaneous adjustments, accessory installations, and frame reconfigurations without welding or painting. Engineering agencies in Europe, North America, and Japan rely on standardized slot tolerances to mount proximity sensors, linear guides, pneumatic cylinders, and polycarbonate safety panels directly to the profile core.
How Chengdu E&I combines regional metallurgical prowess with high-precision fabrication to optimize global cost and lead times.
Purchasing industrial aluminum profiles globally requires a balance of metallurgical purity, manufacturing precision, and shipping logistics. China's industrial infrastructure offers significant advantages in these areas. Chengdu E&I Aluminum Industry Co., Ltd. capitalizes on this environment through vertical integration—handling everything from raw billet extrusion to advanced surface treatments and multi-axis CNC machining in-house.
Our production facilities operate heavy extrusion presses capable of outputting intricate cross-sections with minimal wall-thickness variation. By sourcing pure primary aluminum ingots and avoiding scrap materials, our profiles consistently exceed national high-precision standard GB/T 5237. These measures result in higher tensile strength and yield strengths, ensuring durability in high-load dynamic environments.
Our automated anodizing lines apply a uniform oxide layer that protects against corrosion in harsh environments, such as chemical plants or damp offshore marine staging. Additionally, we provide multi-axis CNC milling, drilling, tapping, and custom-angled precision cutting, allowing customers to receive ready-to-assemble structural kits directly at their facility.
From automated factory floors to green energy arrays—how the 40x40 profile shapes modern infrastructure.
Industrial applications vary by region, but the demand for modular rigidity remains consistent. At Chengdu E&I, we supply diverse localized scenarios with specialized custom configurations:
The industry is transitioning toward decarbonized aluminum production and circular life cycles. Chengdu E&I is at the forefront of this shift, utilizing green hydropower for smelting processes in Sichuan and refining profile designs to maximize load performance with minimal raw material weight. Modern profiles are also increasingly integrated with smart sensors, creating intelligent structures that track deformation and alignment issues in real time.
Vision & Mission: 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!
Chengdu E&I Aluminum Industry Co., Ltd. has a comprehensive range of design and aluminum profile extrusion production capacity, 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, etc. We also offer a one-stop design and installation service.
The aluminum profiles provided by Chengdu E&I Aluminum Industry Co., Ltd. are produced according to national high-precision requirements. They feature an exquisite appearance, high finish, strong corrosion resistance, and high oxidation resistance. Additionally, E&I profile accessories are easy to install, anti-loosening, shock resistant, and have high connection strength and general performance. The company has been widely praised by customers for many years as a high-efficiency, high-integrity, and high-quality industrial aluminum profile manufacturer and partner.
Streamlined supply chain logistics, inspection reports, and international certification compliance.
Enterprise procurement teams require consistent quality and structured processing. To address these demands, Chengdu E&I implements a strict Quality Assurance (QA) workflow for all Profile 40x40 production runs:
| Quality Parameter | Testing Methodology / Standard | Acceptance Criteria |
|---|---|---|
| Chemical Composition | Spectrometric Analysis (GB/T 3190) | Silicon (0.2-0.6%), Magnesium (0.45-0.9%) |
| Mechanical Performance | Tensile Testing (EN ISO 6892-1) | Tensile Strength Rm ≥ 215 MPa, Yield Strength Rp0.2 ≥ 170 MPa |
| Anodizing Quality | Eddy Current Thickness Measurement (ISO 2360) | Clear Anodized Film Thickness ≥ 12 μm |
| Dimensional Tolerance | High Precision Extrusion Standard (EN 755-9) | Deviation on cross-sectional dimensions ≤ ±0.15 mm |
All bulk orders include official Material Test Reports (MTRs), salt spray test reports for anodized surfaces, and dimensional compliance certificates. This documentation ensures seamless import customs clearance and matches corporate quality management policies globally.
Expert answers regarding compatibility, load calculations, custom processing, and logistical parameters.
Explore our high-load capacity profiles designed for mechanical frames, automation staging, and robot enclosures.
High-Quality T-slot aluminum profile E&I-8-50100 | Strong corrosion resistance | Industrial frame support | Materials for automation equipment Product, Service
View Details & Specifications
High-Quality T-slot aluminum profile E&I-8-80120 | Long gauge industrial aluminum profile | Equipment frame structure Products, EI
View Details & Specifications
High-Quality ENI-8-8080A is suitable for ultra-large stress and ultra-high strength frame structures Factory, Service
View Details & Specifications
China T-slot aluminum profile E&I-10-4560 | High load-bearing capacity | Mechanical bracket | Industrial frame Products, EI
View Details & Specifications
Best ENI-6-3030G Industrial Aluminum Profile, anodized to provide high strength and lightweight characteristics, is an ideal easy-to-machine frame material for a wide range of industrial applications Factories, Products
View Details & Specifications
EI Industrial Aluminum Profile ENI-8-30150 Anodized Modular Design Precision Engineered Aluminum Heavy Duty Industrial Aluminum Factories, Product
View Details & Specifications
China ENI-8-8585R aluminum profile, special cross-section profile Product, Service
View Details & Specifications
High-Quality Industrial aluminum profile E&I-8-4080K anodized complete accessories strong structural stability mechanical equipment frame climbing platform construction mechanical support beam Factory, Service
View Details & Specifications