High-Precision Structural Extrusions

China Aluminium Surface Product & Products

Product Catalog Part I

High-Precision Modular Profiles

Explore our elite selection of industrial structural elements engineered for durability, exact tolerances, and modular system building blocks.

China ENI-8-6630L aluminum profile

China ENI-8-6630L aluminum profile, which is an L-shaped aluminum profile with a cross-section of 60x60x30

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EI Industrial Aluminum Profiles ENI-8-3030ME

EI Industrial Aluminum Profiles ENI-8-3030ME Anodized High Precision Aluminum Profiles Aluminum Materials for Engineering Automation Line

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EI T-slot aluminum profile E&I-8-60120

EI T-slot aluminum profile E&I-8-60120 | Industrial aluminum profile | High-strength lightweight material | Mechanical equipment support | Modular frame design

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High-Quality ENI-8-4080T aluminum profile

High-Quality ENI-8-4080T aluminum profile suspended bed, a new concept of aluminum profile home decoration

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Best ENI-8-4080U aluminum profile

Best ENI-8-4080U aluminum profile, large mechanical equipment frame

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Best ENI-6-3030G Industrial Aluminum Profile

Best ENI-6-3030G Industrial Aluminum Profile, anodized to provide high strength and lightweight characteristics

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China ENI-8-8585R aluminum profile

China ENI-8-8585R aluminum profile, special cross-section profile

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High-Quality ENI-8-40120Y aluminum profile

High-Quality ENI-8-40120Y aluminum profile, small industrial assembly line mechanical frame equipment

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Macro Industry Dynamics

Global Commercial & Industrial Status of Aluminium Surfaces

Aluminum surface modification technologies have transitioned from basic aesthetic enhancement to a core driver of modern engineering. Industrially developed nations are seeing a massive surge in demand for lightweight, high-performance structural configurations. From the automotive push toward Electrification (EV battery packs and lightweight body frames) to precision linear guides in high-speed semiconductors, specialized structural anodized surfaces perform a foundational role.

Internationally, structural aluminum extruded profiles with precise slot configurations (such as T-slot and V-slot geometries) allow rapid modular development, eliminating the intensive costs of traditional steel welding and alignment. Key trends indicating growth include:

  • Deep Decarbonization: Light-weighting initiatives to decrease energy consumption during industrial plant lifecycles.
  • Automation Scaling: Rapid rollouts of robotic modular enclosures and conveyor framework.
  • Anodic Hardcoating Integrity: The adoption of strict micro-thickness standards to prevent dielectric breakdown.
Aluminium industrial framework structure
Chengdu E&I Aluminum Industry Factory facility
Manufacturer Profile

Chengdu E&I Aluminum Industry Co., Ltd.

Aligning with the business philosophy of "people-oriented, quality value, technological innovation, and win-win cooperation", we are dedicated to the research, 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, drawing from 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. Outstanding production and testing equipment guarantee product quality, and excellent professional services create value-for-money commercial value for customers, making us a strategic partner in aluminum alloy products and services. The main customers include world top 500 companies such as automobile companies and airlines, earning widespread praise for many years.

Our advanced production capabilities cover structural framing design, extrusion production, automated anodizing, and powder spraying lines. We deliver customized assemblies, mechanical fences, solar supports, cleanroom sheds, and industrial assembly lines.

Corporate Blueprint

Vision, Mission & Core Values

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.

People-oriented

The company regards employees as wealth, understands their pursuit, provides them with better development space and competitive salary, and develops together.

Quality Value

Provide customers with outstanding products and services, and create more value-for-money commercial value for customers.

Technological Innovation

Continue technology research & development and investment, maintain the leading position and advantages of product technology in the same industry.

Win-win Cooperation

Cooperate with the company's customers, employees, shareholders and partners to create value for them, develop together, and achieve win-win results.

500+
Global Partners Served
Top 3
Industry R&D Capability Rank
100%
National High-Precision Alignment
15+
Anodized Film Thickness (μm)
Macro Industry Solutions

Providing Framework Solutions Across Domains

We deploy customized aluminum profiles globally, targeting specialized engineering demands.

Industrial Automation Lines

Integrating anodized structural supports (like our ENI-8-3030ME) directly into mechanical assembly lines, structural guide rails, and sensors frames. The high finish and anti-oxidation traits guarantee stability under high-speed operation cycles.

Clean Sheds & Enclosures

Precision mechanical fences, cleanroom modular wall systems, and high-safety protective zones. Built with clean profiles ensuring zero particulate shedding, satisfying ISO-certified cleanroom specifications.

Solar Supports & Green Energy

Engineered structural racks designed to withstand extreme wind loads, direct UV degradation, and salty coastal atmospheres. The robust oxide layer preserves the underlying metal, ensuring a 25-year structural performance.

Technical Integration Roadmap

Metallurgical Mastery and Surface Treatment

Our strategic collaboration with the National Institute of Nonferrous Metals provides us with unmatched engineering capabilities in alloy chemistry modification, precision extrusion mechanics, and advanced surface anodization techniques.

Aluminum profiles produced undergo careful mechanical and chemical testing. The oxide layer is deposited using state-of-the-art electrolytic cells, creating an anodic film that measures up to 15 microns. This film acts as an impenetrable shield against chemical corrosion and abrasion.

Our standard slot sizes (typically 8mm and 10mm widths) are machined to precise industrial tolerances, ensuring compatibility with standard structural bolts (M6/M8). They fit modular framework designs and offer excellent shock resistance, avoiding joint loosening under vibrations.

Technical Standards Reference

Alloy Base 6063-T5 / 6061-T6 High-Strength
Anodizing Thickness AA10 - AA15 (up to 15μm)
Compliance Standards GB/T 5237 (High Precision Level)
Slot Configurations 6mm / 8mm / 10mm standard widths
Main Features Anti-loosening, vibration absorption
Compliance and Localization

Local Engineering Support & Compliance Assurance

Engineering frameworks must adapt to regional technical codes. We supply profile solutions that comply with international structural guidelines, including EU standards and North American safety codes. Our team provides localized technical consultation, including structural load calculations, custom profile optimization, and complete assembly kits.

Our raw materials are fully compliant with RoHS and REACH regulations, confirming our focus on safety and environmental responsibility. We supply documentation for material traceability, showing mechanical integrity and surface thickness specs. We help integration teams lower supply chain risks and pass quality audits.

Certified Compliance

RoHS, REACH and GB standard alignment.

Quick Turnaround

Responsive design assistance and dispatch.

EN

European Conformity

Structural profiles designed in accordance with EN 755 & EN 12020.

ASTM

US Quality Standard

Extrusion tolerances conforming to ASTM B221 precision guidelines.

Product Catalog Part II

Heavy-Duty & Specialized Profiles

Select options for specialized applications, including heavy machinery frame support, home decorations, and custom structural applications.

EI T-slot aluminum profile E&I-10-4545

EI T-slot aluminum profile E&I-10-4545 | High-strength aluminum | Stable structure | Industrial equipment bracket

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High-Quality ENI-8-8080A

High-Quality ENI-8-8080A is suitable for ultra-large stress and ultra-high strength frame structures

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China Aluminum profile ENI-8-40120E

China Aluminum profile ENI-8-40120E, with cross-section sealing properties, is widely used in load-bearing applications

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Best Industrial aluminum profile ENI-6-3060C

Best Industrial aluminum profile ENI-6-3060C, customized processing of fish tanks and flower shelves

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Best Industrial aluminum profile ENI-8-3030F

Best Industrial aluminum profile ENI-8-3030F surface anode oxide slot width 8mm high-strength high quality

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China Industrial aluminum profile ENI-8-6060

China Industrial aluminum profile ENI-8-6060 surface anode oxidation dual-groove lightweight can be cutable and processed

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High-Quality T-slot aluminum profile E&I-10-8080H

High-Quality T-slot aluminum profile E&I-10-8080H | High strength heavy duty industrial frame | Mechanical bracket aluminum profile

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China ENI-8-4040GF aluminum profile

China ENI-8-4040GF aluminum profile, slot width 8mm, suitable for M6/M8 bolts, high cost performance

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Future Outlook

Technological Roadmap: The Next Era of Aluminium Surfaces

Our commitment to research and innovation drives developments in surface and structural engineering.

01

Nanostructured Anodic Oxides

Integrating nano-ceramic composites into the barrier layer to improve wear resistance and thermal dissipation, suitable for next-generation EV power trains.

02

Low-Carbon Eco Metallurgy

Expanding our green supply chain by using certified low-carbon recycled aluminum melt feeds, aligning with global carbon neutral initiatives.

03

Ultra-Precision Extrusions

Pushing geometric tolerances past national high-precision boundaries to satisfy advanced micro-conveyor and aerospace structural layouts.

Industrial Knowledge Base

Frequently Asked Questions (FAQ)

Technical answers for engineers, plant designers, and procurement managers.

What is the standard thickness of the anodized layer on industrial aluminum profiles?

Standard industrial extrusions carry an anodized film thickness ranging from 10 to 15 microns (AA10 to AA15). For harsh environments or outdoor use, thicknesses can be adjusted up to 20-25 microns to improve protection against acid rain, salt spray, and physical wear.

How do T-slot profiles provide anti-loosening and shock resistance properties?

The profile's structural flanges feature a subtle inward slope. When a bolt is tightened to the target torque, the flange acts as a spring washer, applying continuous tension that resists vibration and prevents joint loosening.

Can Chengdu E&I custom machine and process profiles for specific frame structures?

Yes. We offer a comprehensive service that includes precise cutting, CNC milling, drilling, tapping, counter-boring, and modular frame assembly. Customers can submit CAD or STEP files for exact cost estimates.

What testing procedures are used to verify the quality of Chengdu E&I profiles?

Our facility conducts regular testing including cross-cut adhesion tests, film thickness measurements, hardness testing (Vickers/Webster), and salt spray exposure. These procedures align with national high-precision standard specifications.

Partner Integration Advantages

Benefits: What we can do for you?

  • Provide overall custom solutions (profiles, castings, and forgings) backed by the National Institute of Nonferrous Metals.
  • Support complex profiles with anodizing, spraying, and high-precision CNC machining.
  • Provide structural frame designs, clean room solutions, solar supports, and conveyor line installations.
  • Guarantee product quality with strict testing systems and professional post-delivery service.
Prerequisites & Planning

Prerequisites: What you need to have?

  • Technical specifications, dimensional profiles, or CAD structural drawings.
  • Clear definition of environmental conditions, mechanical load requirements, and target film thickness.
  • Target order quantities, assembly schedule targets, and localized compliance certification guidelines.