Aluminum CNC Machining

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Overview

Aluminum CNC machining is ideal when you need strong, lightweight parts with good corrosion resistance and clean, precise features. It is widely used in industrial equipment, structural components, enclosures, brackets, covers, and many other applications where weight, strength, and machinability all matter.

As experts in CNC machining, we can handle a wide range of aluminum CNC machining work—from simple blocks and plates to more complex, multi-operation components. We frequently work with customers to refine wall thicknesses, radii, tolerances, and surface finish requirements so that aluminum CNC machined parts are both robust and cost effective.

Advanced expertise & equipment

As a CNC machining provider, we pair modern machining centers with experienced programmers and machinists to deliver reliable aluminum CNC machined parts.

Our aluminum CNC machining capabilities include:

  • CNC milling of aluminum plates, blocks, brackets, and housings
  • CNC turning of aluminum shafts, bushings, and round parts
  • Drilling, tapping, boring, and reaming of aluminum features
  • Machining of aluminum components that tie into formed, welded, or laser-cut parts
  • Integration with in-house fabrication and finishing for complete assemblies
We know the power of quality.

We synchronize our precision metal work with the highest quality of customer service, while using state-of-the-art technologies that provide customized metal fabrication solutions to fulfill our customer needs.

High-quality, cost-effective projects
on the industry's shortest lead times.

Made in Missouri
Projects across the world.

We are pleased to announce that we are a part of the Made in Missouri USA Program sponsored by the Missouri Association of Manufacturers and the Missouri Buy MO Program, sponsored by the Office of the Governor Mike Kehoe. Both Programs are designed to showcase and support all the incredible and unique products made by Missouri manufactures and business.

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Ready to get started with a project?

We respond quickly with clear pricing, lead times, and any recommendations that could improve cost, manufacturability, or performance.

Frequently asked questions

What is aluminum CNC machining?

Aluminum CNC machining is the process of using computer-controlled mills and lathes to cut aluminum into precise parts that match your drawings or models. Aluminum CNC machining combines the machinability of aluminum with the accuracy and repeatability of CNC equipment to produce consistent, high-quality parts.

Aluminum CNC machining is often chosen when you need:

  • Lower weight
  • Good corrosion resistance
  • Good machinability and faster cycle times
  • Clean, precise features


Aluminum is common in brackets, covers, panels, and components where weight and ease of machining are important.

Common aluminum grades for aluminum CNC machining include:

  • 6061 for general-purpose structural parts
  • 6063 often used for extruded and structural profiles
  • 5xxx-series alloys used in more corrosive environments

Other grades reviewed on request

Yes. We can support one-off prototypes, small batches, and full production runs. Aluminum CNC machining is well suited for both initial prototype work and later production parts.

Preferred file formats for CNC machining quotes, including aluminum CNC machining, are DXF, DWG, STP and PDF.  

Typical aluminum CNC machining tolerances depend on geometry, material, and inspection method. Many features can be held to tight limits when the design and fixturing are appropriate for machining.

If you provide drawings or models that specify aluminum material, thickness or stock size, quantities, and any finishing or inspection needs, we can usually respond with an aluminum CNC machining quote quickly. Highlighting critical dimensions and any tight tolerances helps speed the process.

Aluminum CNC machining cost is influenced by:

  • Aluminum grade and stock size
  • Part complexity and cycle time
  • Required tolerances and surface finishes
  • Workholding and fixturing requirements
  • Any secondary processes, such as deburring, coating, or assembly
  • Inspection, documentation, or certification requirements

We often suggest small design adjustments that keep performance the same while reducing machining time or fixturing complexity.

Yes. We can review your design and offer feedback specific to aluminum CNC machining, such as:

  • Adjusting fillet radii to match tool sizes
  • Tweaking wall thicknesses or pocket depths for better rigidity
  • Simplifying features that add cost but don’t add value

Our aim is to make aluminum CNC machining as efficient as possible while meeting your performance and quality needs.

Yes. Aluminum CNC machined parts can be produced as standalone components or as elements of larger assemblies that may be welded, fastened, or coated. If parts will be welded or coated, note that on your drawings so we can consider that during machining and handling.

Aluminum CNC machined parts can be provided as machined, or, if they are part of a larger fabricated assembly, they may be blasted and powder coated along with other components. If you need a specific coating or surface treatment, we can discuss options and coordinate as appropriate.