Production CNC Machining: Specialized Aluminum Manufacturing
CNCALPARTS is a precision manufacturing facility based in Shenzhen, China, dedicated exclusively to aluminum CNC machining. Unlike generalist machine shops that split their resources across diverse materials, we focus our tooling, workholding, and process engineering entirely on aluminum alloys.
For companies requiring consistent, repeatable production of aluminum housings, brackets, heat sinks, and structural components, this specialization translates directly into optimized cycle times, better surface finish control, and reliable delivery schedules.
±0.01 mm
Precision tolerance
5-Axis
Milling capability
7 alloys
6061 to 7075
The Production CNC Machining Advantage
Our facility is optimized for production-level volumes. We move beyond prototype methods to implement manufacturing processes designed for repeatability and cost-efficiency.
Dedicated Workholding
For production runs, we design and build custom jigs and fixtures. This reduces setup time for repeat orders and ensures the part is located identically every time, minimizing variation.
Process Optimization
We focus on material-specific cutting parameters (feeds and speeds) optimized for aluminum. This extends tool life, reduces the frequency of machine stops for tool changes, and maintains dimensional accuracy across the entire batch.
Thermal & Deformation Control
Aluminum is prone to heat-induced distortion. We utilize specific cooling strategies and stress-relief sequences during machining to ensure that thin-wall enclosures and complex geometries stay within tolerance after the part is removed from the fixture.
Consistency
By running only aluminum, our machines, coolant systems, and tooling databases are calibrated for a single material. This eliminates the risk of cross-contamination and ensures that your 1,000th part matches your 1st.
Manufacturing Capabilities
We provide comprehensive CNC milling and turning services tailored for aluminum alloys.
| Capability | Typical Range |
|---|---|
| Materials | Aluminum Alloys Only (6061, 6063, 6082, 7075, 2024, 5052, 5083) |
| CNC Milling | 3-Axis, 4-Axis, 5-Axis |
| CNC Turning | CNC Turning and Turn-Mill Machining |
| Maximum Milling Size | 1000 × 600 × 500 mm |
| Maximum Turning Diameter | Ø300 mm |
| Maximum Turning Length | 500 mm |
| General Machining Tolerance | ±0.05 mm |
| Precision Tolerance | Down to ±0.01 mm |
| Hole Tolerance | Down to ±0.01 mm |
| Flatness / Parallelism | Down to 0.02 mm |
| Surface Roughness | Ra 0.8–3.2 μm |
| Minimum Wall Thickness | 0.5 mm |
| Minimum Hole Diameter | Ø1.0 mm |
| Thread Sizes | M1.6 and above |
Engineering for Production
Production CNC machining requires more than just code; it requires engineering forethought. Before we cut the first piece, our team reviews your design for manufacturing (DFM) requirements.
Thin-Wall Machining
We manage vibration and distortion risks in deep pockets and thin-walled enclosures through strategic tool paths and multi-step roughing.
Complex Geometries
Our 5-axis capabilities allow us to machine complex housings and robotics components in fewer setups, reducing manual handling and error rates.
Cosmetic Requirements
For parts requiring specific surface finishes, we adjust our machining parameters to minimize tool marks, ensuring a cleaner substrate for bead blasting or anodizing.
Quality Control & Inspection
Consistency is the core requirement of production manufacturing. We implement a rigorous inspection protocol to ensure every part meets your engineering drawings.
Inspection Equipment
We utilize CMMs, height gauges, micrometers, bore gauges, and surface roughness testers to verify critical dimensions.
Documentation
We provide standard Dimensional Inspection Reports (DIR) and First Article Inspection (FAI) reports for batch production.
Traceability
Every job is tracked through our production system, ensuring that material batches and machining processes are consistent from the first prototype to the final production run.
Surface Finishing
We manage the entire production process, including post-machining surface treatments.
As Machined
Clean, natural surface finish.
Bead Blasting
Uniform matte appearance, ideal for neutralizing machining marks before anodizing.
Anodizing
Clear, black, and custom color anodizing. We pay specific attention to dimensional changes caused by the anodizing layer, adjusting our machining tolerances to compensate.
Hard Anodizing
For high-wear applications.
Powder Coating
Durable protective finishing for industrial environments.
Start Your Project
We support production cycles for robotics, automation, optics, and industrial equipment manufacturers. We do not process steel, titanium, or plastics—we focus our entire operation on aluminum.
To receive a quote, please send your 3D models (STEP/IGES) and 2D PDF drawings. If you have specific requirements for tolerance, surface finish, or annual volume, please include them so we can optimize our manufacturing process for your needs.