Aluminum CNC Machining Services
Get custom aluminum CNC machined parts with efficient turnaround and competitive pricing. We offer a full selection of aluminum alloys and professional surface finishes to fulfill your requirements for prototypes and volume production runs.
- Tolerances up to ±0.01 mm
- 3-axis, 4-axis, and 5-axis CNC machining
- Parts delivered in as fast as 3 days
Quality Certifications
ISO 9001:2015 | IATF 16949:2016
STP | STEP | SLDPRT | IPT | PRT | SAT
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Aluminum in CNC Machining
Aluminum is a widely applied material in CNC machining. We offer aluminum CNC milling and turning for prototypes and volume production, using 6061, 7075, 5052 and 6063 aluminum alloys.
Boasting good machinability, light weight and corrosion resistance, aluminum works well for lightweight structural parts. Multiple surface finishing options are available to meet your needs.
We produce custom aluminum components strictly based on your designs. With efficient delivery and reasonable costs, our aluminum CNC machining services cater to automotive, aerospace, robotics and various industrial fields.
CNC Machining Capability in Aluminum
| Feature | Detail |
|---|---|
| Maximum Part Size | 4000 mm×1500 mm×600 mm |
| General Tolerances | ±0.01 mm |
| Smallest Roughness | Ra1.6μm |
| Standard Lead Time | 3 business days |
| Express Lead Time | 1 business day |
| Price | $ $ $ |
| Machines | CNC Milling (3-, 4- & full 5-axis), CNC Turning |
6061-T6 aluminum offers good machinability, corrosion resistance, weldability, and balanced strength. It is widely used for CNC machined housings, brackets, fixtures, structural components, and general industrial parts.
| Ultimate Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) | Brinell Hardness (HB) | Density (g/cm³) |
|---|---|---|---|---|
| 310 | 276 | 12–17 | 95 | 2.70 |
Typical values for 6061-T6 aluminum. Mechanical properties may vary with product form, material specification, and temper condition.
2024-T3 aluminum offers high strength, good machinability, and strong fatigue performance. It is commonly used for aerospace components, structural parts, fixtures, and other CNC machined parts requiring higher mechanical strength.
| Ultimate Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) | Brinell Hardness (HB) | Density (g/cm³) |
|---|---|---|---|---|
| 483 | 345 | 18 | 120 | 2.78 |
Typical values for 2024-T3 aluminum. Mechanical properties may vary with product form, material specification, and temper condition.
5052-H32 aluminum offers excellent corrosion resistance, good formability, and moderate strength. It is commonly used for CNC machined housings, brackets, marine components, electronic enclosures, and parts exposed to corrosive environments.
| Ultimate Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) | Brinell Hardness (HB) | Density (g/cm³) |
|---|---|---|---|---|
| 228 | 193 | 12 | 60 | 2.68 |
Typical values for 5052-H32 aluminum. Mechanical properties may vary with product form, material specification, and temper condition.
5083-H116 aluminum offers high strength, excellent corrosion resistance, and good weldability. It is commonly used for marine components, structural parts, pressure-related equipment, transport components, and CNC machined parts exposed to demanding environments.
| Ultimate Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) | Brinell Hardness (HB) | Density (g/cm³) |
|---|---|---|---|---|
| 305 | 215 | 16 | 75 | 2.66 |
Typical values for 5083-H116 aluminum. Mechanical properties may vary with product form, material specification, and temper condition.
6061-T6 aluminum offers good machinability, corrosion resistance, weldability, and balanced strength. It is commonly used for CNC machined housings, brackets, fixtures, structural components, and general industrial parts.
| Ultimate Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) | Brinell Hardness (HB) | Density (g/cm³) |
|---|---|---|---|---|
| 310 | 276 | 12–17 | 95 | 2.70 |
Typical values for 6061-T6 aluminum. Mechanical properties may vary with product form, material specification, and temper condition.
6063-T5 aluminum offers good corrosion resistance, a high-quality surface finish, and moderate strength. It is commonly used for CNC machined housings, frames, heat sinks, decorative components, and lightweight structural parts.
| Ultimate Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) | Brinell Hardness (HB) | Density (g/cm³) |
|---|---|---|---|---|
| 186 | 145 | 12 | 60 | 2.70 |
Typical values for 6063-T5 aluminum. Mechanical properties may vary with product form, material specification, and temper condition.
6082-T6 aluminum offers good machinability, corrosion resistance, weldability, and higher strength than many other 6000-series alloys. It is commonly used for CNC machined structural parts, brackets, machinery components, fixtures, and transportation equipment.
| Ultimate Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) | Brinell Hardness (HB) | Density (g/cm³) |
|---|---|---|---|---|
| 310 | 260 | 8–10 | 95 | 2.70 |
Typical values for 6082-T6 aluminum. Mechanical properties may vary with product form, material specification, and temper condition.
7075-T6 aluminum offers very high strength, good fatigue performance, and good machinability. It is commonly used for aerospace components, high-load structural parts, fixtures, tooling, and CNC machined parts where strength-to-weight ratio is critical.
| Ultimate Tensile Strength (MPa) | Yield Strength (MPa) | Elongation at Break (%) | Brinell Hardness (HB) | Density (g/cm³) |
|---|---|---|---|---|
| 572 | 503 | 11 | 150 | 2.81 |
Typical values for 7075-T6 aluminum. Mechanical properties may vary with product form, material specification, and temper condition.
Instant & Accurate Quotes
Every aluminum CNC design gets a free DFM review. Get accurate, no-hidden-cost quotations from our machining engineers within 6 hours.
Surface Finishing Options for Aluminum
Aluminum CNC parts come with various professional surface finishes to boost looks, durability and corrosion resistance. We offer anodizing, hard anodizing, powder coating, sandblasting, polishing, brushing, passivation, plating and laser marking. All finishes meet industrial, automotive and aerospace quality requirements.
As Machined
Retain original CNC texture without extra treatment, an economical pick for general industrial components.
Anodizing
Build a dense protective oxide layer to strengthen corrosion resistance, with various color options for decoration.
Polishing
Eliminate surface blemishes to create glossy luster, ideal for parts demanding premium visual performance.
Sand Blasting
Form an even matte finish to erase tool marks, presenting a uniform and refined metallic texture.
What is CNC Aluminum Machining?
CNC aluminum machining is a precise subtractive manufacturing process that uses computer-controlled machine tools to remove excess material from aluminum workpieces and produce custom-designed aluminum parts. It applies to solid aluminum blocks, aluminum bars, and other aluminum raw materials for milling, turning, and other precision processing.
The CNC equipment reads digital CAD files and converts design data into accurate toolpath instructions. This manufacturing method enables the production of complex geometries and tight-tolerance components while maintaining consistent dimensional accuracy. Common processes include CNC milling, which uses rotating multi-point cutters to remove material, and CNC turning, which shapes rotating aluminum workpieces with single-point cutting tools.
Advantages of CNC Aluminum Machining
1.High Precision: Maintain tight tolerances and consistent dimensions for reliable part performance.
2.Great Machinability: Aluminum cuts smoothly to boost efficiency and control overall production costs.
3.Complex Geometry :Produce intricate shapes and fine details that traditional processing cannot achieve.
4.Light Weight: Create lightweight components ideal for automotive, aerospace and portable devices.
5.Good Thermal Conductivity: Offer excellent heat dissipation for electronic and mechanical equipment.
6.Natural Corrosion Resistance: Resist rust and oxidation to extend the service life of finished parts.
Applications of CNC Machined Aluminum Parts
1.Automotive Industry: Manufacture structural parts, brackets and heat sinks for vehicles and automotive assemblies used in automotive CNC machining applications.
2.Aerospace Field: Produce lightweight, high-strength components for aircraft and aviation equipment.
3.Consumer Products: Fabricate precision shells, frames and heat dissipating parts for various consumer electronic appliances through precision CNC machining services.
4.Industrial Automation: Make precision fixtures, robotic parts and machinery structural components.
5.Medical Equipment: Create reliable lightweight parts compliant with medical manufacturing standards.
6.Communication Devices: Produce antenna parts, signal housings and internal structural accessories for communication CNC machining solutions.