Precision Aluminum 6063 CNC Machining Services
CNCALPARTS specializes exclusively in aluminum CNC machining. Our tooling, cutting parameters, and workholding are optimized for the thermal and structural properties of aluminum alloys, including 6063.
±0.01 mm
Available tolerance range
5-axis
Advanced milling capability
Ra 0.8–3.2
Surface roughness in μm
Aluminum-only expertise
Consistent production support for prototypes, low-volume builds, and repeat batches.
Material advantage
Why choose 6063 aluminum?
6063 is frequently selected when surface quality, corrosion resistance, and a clean anodized appearance matter as much as dimensional performance.
Superior anodizing quality
A cleaner, more uniform response after clear or colored anodizing makes 6063 ideal for cosmetic-critical components.
Enhanced corrosion resistance
High resistance to environmental stressors supports durable outdoor and industrial equipment.
Excellent extrudability
Extruded profiles can be upgraded with complex features, precision bores, and threaded holes through secondary machining.
Manufacturing capabilities
A controlled production cycle from raw material to finish
Our facility supports tight-tolerance requirements across prototype and batch production, with aluminum-focused processes at every stage.
| Feature | Specification |
|---|---|
| Material focus | Aluminum alloys including 6063, 6061, and 7075 |
| Machining types | 3-, 4-, and 5-axis milling; CNC turning |
| Tolerance range | ±0.01 mm to ±0.05 mm |
| Maximum milling size | 1000 × 600 × 500 mm |
| Surface roughness | Ra 0.8–3.2 μm |
| Minimum wall thickness | 0.5 mm |
| Supported formats | STEP, STP, SLDPRT, IGES, X_T, DWG, DXF, PDF |
Built around your application
Precision machining for demanding 6063 components
We support robotics, automation, and electronic device manufacturers with processes designed around the real challenges of aluminum components.
Deformation control
Specialized workholding and controlled cutting sequences help maintain flatness and parallelism within 0.02 mm on thin-walled housings and large enclosures.
Precision threading
Threaded features are tapped to exact specifications to reduce binding and support reliable assembly.
Cosmetic surface integrity
Strict handling procedures help prevent scratches and tool marks, preparing visible parts for anodizing or powder coating.
Typical applications
Designed for parts where finish and fit both matter
Surface finishing
Finish-ready machining for aluminum parts
We account for the relationship between machining parameters, surface condition, and final coating performance.
Bead blasting
Creates a uniform matte appearance, hides minor machining marks, and improves anodizing adhesion.
Anodizing
Clear, black, or custom colors, with dimensions calibrated for anodized layer thickness.
Brushing and polishing
Tailored surface treatments for high-end electronic housings and visible structural parts.
Hard anodizing
A wear-resistant option for components exposed to demanding service conditions.
Quality assurance
Repeatable results for low-to-medium volume production
Standardized setup procedures reduce variability from one project to the next. Our quality team uses CMMs, micrometers, and thread gauges to verify every critical dimension.
CMM
Coordinate measurement for dimensional verification.
FAR
First Article Report available upon request.
Inspection documentation included
Each shipment can include a Dimensional Inspection Report, confirming compliance with your technical drawing requirements.
Start your project
Request a quote for your aluminum project
Share your requirements with our team. We work with engineering teams and procurement managers who need a reliable partner for recurring aluminum component production.
For an accurate quote, provide:
- 013D model in STEP or STP format
- 022D engineering drawing in PDF format
- 03Required quantity, finish, and delivery expectations
We machine aluminum. Only aluminum.
Tell us about your component
We review submitted files for manufacturability and provide feedback to help reduce costs and improve production efficiency.