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Custom CNC Machining Copper Parts
Precision copper components with exceptional electrical and thermal conductivity. From prototypes to production, we deliver high-quality copper parts for demanding applications.
Excellent Conductivity
Corrosion Resistant
High Machinability
Why Choose Rapidaccu for Copper CNC Machining?
15 years of expertise in precision copper machining, serving aerospace, automotive, electrical, and medical industries with uncompromising quality.
Advanced Manufacturing
State-of-the-art CNC equipment including 3-axis, 4-axis, and 5-axis machining centers for complex copper geometries.
Quality Assurance
ISO 9001:2015 certified facility with comprehensive quality control and inspection throughout the manufacturing process.
Fast Delivery
Rapid prototyping and production with lead times as fast as 7-15 days for standard copper machining projects.
Copper Material Properties & Advantages
Superior Copper Characteristics
Exceptional Electrical Conductivity
Second only to silver, copper offers 101% IACS conductivity, making it ideal for electrical components and connectors.
Superior Thermal Conductivity
Excellent heat dissipation properties for heat sinks, thermal management, and cooling applications.
Natural Antimicrobial Properties
Inherent antimicrobial characteristics make copper ideal for medical devices and healthcare applications.
Excellent Machinability
Copper alloys offer good to excellent machinability for complex geometries and tight tolerances.
ASTM Copper Alloy Grades Comparison
| Grade | Composition | Tensile Strength (MPa) | Conductivity (%IACS) | Applications | Cost Level |
|---|---|---|---|---|---|
| C101 | 99.99% Cu, Oxygen-Free | 262 | 101 | High-end electronics, semiconductors, aerospace | High |
| C110 | 99.90% Cu, Electrolytic | 221 | 101 | Electrical wiring, busbars, general electrical | Medium |
| C102 | 99.95% Cu, Oxygen-Free | 248 | 101 | High-frequency applications, waveguides | High |
| C103 | 99.95% Cu, Low Phosphorus | 245 | 100 | Electrical connectors, heat exchangers | Medium |
| C104 | 99.95% Cu, Arsenic-bearing | 241 | 100 | High-temperature applications, automotive | Medium |
| C11000 | 99.90% Cu, Tough Pitch | 220 | 101 | Roofing, plumbing, general construction | Low |
Applications & Industries
Diverse Industry Applications
Electrical & Electronics
- • Busbars & Connectors
- • Circuit Boards
- • Electrical Terminals
- • Motor Windings
Automotive
- • Radiators & Heat Exchangers
- • Brake Lines
- • Electrical Components
- • Fuel System Parts
Aerospace
- • Aircraft Wiring
- • Heat Shields
- • Electrical Systems
- • Hydraulic Components
Medical
- • Surgical Instruments
- • Antimicrobial Surfaces
- • MRI Components
- • Dental Equipment
CNC Machining Capabilities
CNC Milling
3-axis, 4-axis, and 5-axis CNC milling for complex copper geometries and precise tolerances as tight as ±0.005mm.
- • Face milling
- • Profile milling
- • Pocket machining
- • Drilling & tapping
CNC Turning
Precision turning operations for cylindrical copper components with excellent surface finish and dimensional accuracy.
- • External turning
- • Internal boring
- • Threading
- • Grooving
EDM Machining
Wire EDM and sinker EDM for intricate copper features and tight corners that traditional machining cannot achieve.
- • Wire EDM cutting
- • Sinker EDM
- • Micro features
- • Complex profiles
Surface Finishing Options
As-Machined
Natural finish with visible tool marks, suitable for functional parts.
Polishing
Mirror-like finish for aesthetic applications and improved conductivity.
Plating
Nickel, tin, or silver plating for enhanced properties and corrosion resistance.
Heat Treatment
Annealing and stress relief for improved mechanical properties.
Frequently Asked Questions
What copper grades do you machine?
What tolerances can you achieve with copper machining?
What is the typical lead time for copper parts?
Can you handle both prototyping and production volumes?
What quality certifications do you have?
Get Your Custom Copper Parts Quote
Ready to start your copper CNC machining project? Contact our engineering team for a detailed quote and technical consultation.
Location
Rongli Industrial Park, Dalang, Longhua District, Shenzhen, China
Experience
15+ Years in Precision CNC Machining