CNC custom mechanical parts base on 7075 Aluminum

Get custom mechanical parts crafted from premium 7075 Aluminum, known for its unmatched strength-to-weight ratio and exceptional durability. Perfect for high-performance aerospace, automotive, and industrial projects. Discover precision, reliability, and quick delivery.

7075 Aluminum

Trusted by buyers and engineers to create custom mechanical parts base on 7075 Aluminum

Why SOURCIX is the smarter choice for 7075 Aluminum

AI data driven matching
Self-managed vendors
Access to a vetted global network
Multi-Ofer comparison
Best combined quote
Full transparency
Cost efficiency
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Middleman
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spent issuing bids and managing files

Save 85% of the time spent issuing bids and managing files.

Reduce the time spent on arranging the bill of materials, choosing relevant vendors, and issuing the bid.

Upload multiple files all at once.

Upload your own spreadsheet; we will extract the information from there.

Communicate with the relevant engineer in your organization.

Local & Global quotes comparing (1)

Local & Global quotes comparing.

Gain best-in-class matchmaking, either from your vendor network or our global vetted marketplace.

Your production files are analyzed and compared to our big data.

We expose the bid only to the most compatible vendors.

Compare item prices, including shipping, for point-to-point delivery.

Manage your projects (1)

Manage your projects 10 times faster.

Manage your projects more efficiently with our advanced team collaboration tools, ongoing status updates, and comprehensive production management.

Each team member is responsible for their role in the project.

Get full live updates on the progress or changes during production.

Access all necessary documents on-site; no need for hard copies.

testi-mg

AGD has been very satisfied with SOURCIX's support, prompt responses, and attention to detail. We’ve decided to move forward with more projects and make SOURCIX our main service for development and prototypes, with plans to expand to full production soon.

Alberto Guerra

CEO at AGD PRODUCTIONS, Inc.

Los Angeles, CA USA

Trusted by leading companies

RFQ

Looking for a new 7075 Aluminum parts vendor? It’s simple as that

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Upload production files

Our system will extract the necessary data from your files to determine the best vendors for the job.

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Define bid guidlines

Select countries, anonymization options, certifications, bid duration, and production time.

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Choose a quote

Get several quotes based on your requirements, including shipping and any additional costs, and choose the one that best suits you.

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Manage the production

Get updates on production progress, chat with the vendors, and manage revisions.

finished items

Receive the finished items

All documents, including reports, invoices, and more, will be available on the platform.

RFQ

A touch of technical expertise

Manufacturing process Type Type of items Common materials Typical tolerances

CNC

Milling

Complex 3D shapes
Enclosures and housings
Custom brackets
Prototypes
Mold and tooling

Aluminium 6061 / 7075
Steel 1018 / 4140
SST 304 / 316
Brass / Copper
Plastics (POM, ABS, Nylon)

+/- 0.01 mm to +/- 0.05mm

Turning

Cylindrical components
Shafts
Sleeves and bushings
Fittings
Custom threaded parts

Steel 4140 / 1045
SST 316 / 303
Titanium
Plastics (PTFE, PEEK)

+/- 0.01 mm to +/- 0.05mm

Sheet metal

Enclosures and chassis
Brackets
Panels
Covers and guards
Structural frames

Aluminium 5052
Steel
SST 304 / 316
Copper
Polycarbonate

+/- 0.5 mm to +/- 1mm

Technical Overview of 7075 Aluminum

Introduction

7075 Aluminum is a high-strength alloy that stands out as one of the strongest aluminum grades available today. Originally developed for aerospace applications, its remarkable properties make it suitable for a wide range of industries, including automotive, marine, and industrial manufacturing. Combining lightweight performance with exceptional strength, 7075 Aluminum is a top choice for demanding engineering challenges.

Chemical Composition

7075 Aluminum is classified as a zinc-based alloy. Its chemical composition typically includes:

  • Aluminum (Al): ~87-91%
  • Zinc (Zn): 5.1-6.1%
  • Magnesium (Mg): 2.1-2.9%
  • Copper (Cu): 1.2-2.0%
  • Chromium (Cr): 0.18-0.28%

Trace amounts of silicon, iron, manganese, and titanium may also be present. The alloy’s high zinc and magnesium content contribute to its superior strength.

Key Properties

  1. High Strength: 7075 Aluminum exhibits a tensile strength of up to 83,000 psi and yield strength of around 73,000 psi in the T6 temper. It is comparable in strength to some steels while being significantly lighter.
  2. Lightweight: With a density of 2.81 g/cm³, 7075 Aluminum is ideal for applications requiring strength without excessive weight.
  3. Corrosion Resistance: While not as corrosion-resistant as other aluminum alloys, 7075 offers moderate resistance, especially with surface treatments or protective coatings.
  4. Good Fatigue Resistance: The alloy demonstrates excellent fatigue resistance, making it suitable for dynamic and repetitive stress applications.
  5. Machinability: 7075 Aluminum is highly machinable, allowing for the creation of intricate and precise components.

Applications

  1. Aerospace: Initially designed for aircraft structures, 7075 Aluminum is still extensively used in the aerospace sector for wing spars, fuselage frames, and other structural components.
  2. Automotive: Its lightweight and strength make it a preferred material for high-performance automotive parts such as suspension components, chassis elements, and wheel hubs.
  3. Sporting Equipment: 7075 Aluminum is commonly found in bicycles, climbing gear, and sports equipment where strength and durability are critical.
  4. Marine: With proper surface treatments, it is used for marine hardware and equipment that require high strength and reduced weight.
  5. Industrial Manufacturing: The alloy’s versatility allows it to be used for molds, tooling, and structural components in industrial settings.

Fabrication and Processing

  1. Machining: 7075 Aluminum machines well with standard cutting tools, producing smooth finishes and maintaining dimensional accuracy.
  2. Welding: Welding 7075 can be challenging due to its susceptibility to cracking. Specialized techniques like friction stir welding are often used.
  3. Heat Treatment: The alloy achieves its high strength through heat treatment, particularly in the T6 temper, which involves solution heat treatment followed by aging.
  4. Anodizing and Coating: To improve corrosion resistance and surface wear, 7075 Aluminum can be anodized or coated.

Challenges and Limitations

  1. Corrosion Susceptibility: Compared to other aluminum alloys, 7075 is less corrosion-resistant, requiring protective treatments for outdoor or marine applications.
  2. Cost: Its superior properties come at a higher cost compared to other aluminum grades, making it less suitable for budget-sensitive projects.
  3. Limited Weldability: The alloy’s high strength can lead to challenges during welding, necessitating specialized techniques and equipment.

Conclusion

7075 Aluminum stands as a premier material for applications requiring an optimal balance of lightweight design and extraordinary strength. Its unparalleled mechanical properties ensure its continued prominence in aerospace, automotive, and industrial sectors. With advancements in surface treatments and fabrication methods, 7075 Aluminum continues to push the boundaries of engineering innovation.