Explore our top precision-engineered aluminum extrusion profiles. Designed to high-accuracy tolerance specifications for automation, heavy structures, and custom assemblies.
China Aluminum profile ENI-8-4040O, groove width 8mm, cross-sectional size 40mmx40mm, can be used for heavy-duty frames Factories, Products
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China T-slot aluminum profile E&I-10-4545W | Lightweight aluminum profile | High-strength frame | Precision design Service, EI
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High-Quality Industrial aluminum profile ENI-6-2080 anodized Slot width 6 mm Multi-slot design Lightweight frame Automation table Products, Service
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Best Industrial aluminum profile manufacturer, ENI-8-4040E-T profile, slot width 8mm Products, Service
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Best ENI-6-2035EE industrial aluminum profile, one side is sealed, can be used for office desks Factory, Service
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China Aluminum profile ENI-6-1515, slot width 6mm, suitable for light frame structures Factory, Products
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Best Industrial aluminum profile ENI-6-3060C, customized processing of fish tanks and flower shelves Products, Service
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High-Quality ENI-6-6060G aluminum profile, suitable for frame combinations of heavy-duty structures Service, EI
Explore ProductModern industrial architecture requires structural components that combine high weight-to-load ratios, modular flexibility, and durability. Among these structural building blocks, the T-Slot 4040 aluminum profile stands out as a highly versatile configuration. With a cross-sectional measurement of 40mm x 40mm, these systems allow engineers to rapidly construct structural frames, high-load machinery guardrails, robotic enclosures, and production workbenches without the downtime associated with welding, painting, or specialized alignment tooling.
Our T-Slot 4040 profiles are engineered using high-grade 6063-T5 and 6063-T6 aluminum alloys. The T-Slot architecture features either a 8mm or 10mm groove width, optimized to distribute mechanical loads uniformly across the inner flanges. This ensures thread engagement and prevents structural creep or point-loading distortion when utilizing fasteners like hammer-head nuts, T-bolts, or high-tensile joint connectors.
To assist design engineers in checking load-bearing structures and calculating deflection metrics, the following engineering values outline the parameters for our primary 4040 series profile variants:
| Profile Designation | Section Size (mm) | Groove Width (mm) | Moment of Inertia Ix (cm⁴) | Moment of Inertia Iy (cm⁴) | Section Modulus Zx (cm³) | Typical Application |
|---|---|---|---|---|---|---|
| ENI-8-4040O (Heavy Duty) | 40 x 40 | 8.0 | 9.82 | 9.82 | 4.91 | Heavy Machinery Frames, Robotic Bases |
| ENI-8-4040LC (Standard Automotive) | 40 x 40 | 8.0 | 8.75 | 8.75 | 4.37 | Automotive Workstations, Safety Fencing |
| ENI-8-4040E-T (Light/Eco) | 40 x 40 | 8.0 | 7.12 | 7.12 | 3.56 | Office Partitions, Light Display Stands |
| E&I-10-4545W (Alternate Heavy) | 45 x 45 | 10.0 | 14.20 | 14.20 | 6.31 | Multi-Axis Linear Rails, Gantry Cranes |
Chengdu E&I Aluminum Industry Co., Ltd. operates under the core business philosophy of "people-oriented, quality value, technological innovation, and win-win cooperation". We specialize in the research, development, and high-tolerance manufacturing of aluminum alloy products that meet high difficulty, high precision, and demanding requirements.
Our company relies on close strategic collaboration with The National Institute of Nonferrous Metals, one of China's premier light alloy technology research and development teams. Through this partnership, we provide global customers with comprehensive, end-to-end solutions for aluminum alloy products across three major domains: profiles, castings, and forgings.
Our advanced production machinery and multi-stage testing equipment guarantee rigorous quality control, creating commercial value for our customers. We are proud to serve as a strategic partner to world-leading businesses, including several global Fortune 500 companies in the automotive and aerospace manufacturing sectors.
From design engineering and aluminum profile extrusion to automated anodizing, powder coating, and precision CNC finishing, Chengdu E&I Aluminum Industry Co., Ltd. offers a single point of responsibility. We deliver turnkey assemblies and components, including:
Our industrial aluminum profiles conform to strict national high-precision engineering standards. They feature clean surface finishes, corrosion and oxidation resistance, secure accessory fitment, anti-loosening and vibration resistance, high connection strength, and modular compatibility.
We treat our employees as our greatest asset. By understanding their aspirations, providing competitive salaries, and supporting career development, we foster shared success.
We focus on quality to deliver durable, high-tolerance industrial products and services that generate clear value for our customers.
Through continuous R&D investments, we align our product innovations with advanced management systems to maintain structural and manufacturing performance.
Our extrusion facility in Chengdu leverage regional advantages to deliver high-quality products worldwide:
Sichuan's extensive hydroelectric grid provides sustainable power, reducing the carbon footprint of our smelting and extrusion processes to meet global green supply chain targets.
We integrate raw material sourcing, mold fabrication, extrusion, anodizing, and CNC precision machining in a single hub, shortening production times and reducing logistics costs.
Located along major transport links, including the Chengdu-Europe Railway and express highway routes, we offer reliable container shipping options to major global industrial hubs.
Modern manufacturing is shifting away from heavy, permanent structural welded steel. Three main drivers are shaping the future of industrial framing and machine design:
Industrial buyers face challenges when sourcing custom-machined extrusions, including surface finish quality, alloy integrity, dimensional variations, and secure packaging. To address these needs, we supply products optimized for specific industries:
For heavy-duty frame combinations, our ENI-8-4040LC and ENI-8-4040O profiles provide the structural rigidity needed to build robotic cells, automated assembly structures, and materials handling conveyors.
The anodized surfaces of our ENI-8-4080C and ENI-6-2035EE profiles resist chemical cleaning agents, making them suitable for cleanroom enclosures, pharmaceutical workstations, and laboratory test benches.
Our lightweight ENI-6-1515 and high-strength E&I-8-5050L profiles provide robust framing and fencing materials for factory floors, preventing human contact with high-speed automated equipment.
To assist design engineers, procurement specialists, and plant managers during the selection process, we have compiled answers to common technical inquiries regarding T-slot systems:
Select from our range of structural components, heavy-duty profiles, and corrosion-resistant systems for your project requirements.
High-Quality Corrosion and compression resistance, ENI-8-3570 profile hard core strength Factories, Products
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High-Quality ENI-8-4040LC aluminum profile, groove width 8mm, cross-sectional size 40mm x 40mm, can be used in the automotive manufacturing field Factory, Factories
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High-Quality ENI-8-4080EL-T aluminum profile, slot width 8mm, cross-section 40mmx80mm, one side sealed Factory, Factories
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EI T-slot aluminum profile E&I-8-5050L | Lightweight and high strength | Guardrail material | Automation equipment bracket Service, EI
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China ENI-8-4080C aluminum profile is lightweight and corrosion-resistant and can be used to make medical instruments Products, EI
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Best T-slot aluminum profile E&I-8-5050W | Industrial design aluminum | Automation equipment frame | Strong structural stability Factories, Products
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China ENI-8-4080A industrial aluminum profile, making dust-free workshop storage cabinets Factory, EI
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China ENI-8-8585R aluminum profile, special cross-section profile Product, Service
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