High-Precision CNC Machining of Copper Parts | Custom Solutions for Global B2B Clients
As an integrated manufacturing and foreign trade enterprise with over 10 years of professional experience, we specialize in high-precision CNC machining of copper parts, centered on advanced CNC machining center technology, supplemented by CNC turning, grinding, polishing, and anti-oxidation treatment processes. Copper parts processed by us are widely used in global high-end manufacturing fields relying on excellent electrical conductivity, thermal conductivity and machining precision. Backed by a professional technical team, strong production capacity, strict quality management system, perfect supply chain and global shipping service, we are committed to providing reliable customized CNC copper part machining solutions for B2B clients around the world.
Core Strength: Professional CNC Machining of Copper Parts
Our core competitiveness lies in the deep understanding of copper material properties and professional CNC machining technology, forming unique advantages in precision control and process optimization of copper parts. Key highlights include: ① Ultra-High Precision Machining Capacity: Equipped with more than 30 high-speed and high-precision CNC machining centers, with a wide range of machining platform sizes, which can accurately handle the machining of complex copper parts with small tolerance requirements, and effectively solve the problem of easy deformation of copper materials during machining; ② Efficient Mass Production: High-speed CNC machining centers realize continuous and stable production of copper parts, with a daily output of up to 2,000+ pieces of standard copper parts, meeting the large-volume order needs of clients; ③ Comprehensive Process Matching: Supplemented by CNC turning, grinding and polishing processes, providing one-stop machining services from raw material cutting to finished product delivery for copper parts; ④ Professional Technical Support: The technical team with an average of 8+ years of experience in copper part machining can provide customized process schemes according to client drawings (2D/3D) and application scenarios, ensuring the performance of finished copper parts meets the requirements.
Product Classification: By Industry, Material & Part Type
Our CNC machined copper parts cover multiple industries and diverse part types. The following three-dimensional classification table helps you quickly match your needs:
Industry | Copper Material Type | Part Type | Remarks |
Electronic & Electrical | Pure Copper (Cu-ETP C1100), Brass (H62/H65), Bronze (QSn6.5-0.1) | Copper terminals, connector components, bus bars, heat sinks, motor copper sleeves | High electrical conductivity required; surface smoothness Ra≤0.8μm |
Automotive | Brass (H62/H68), Copper-Nickel Alloy (CuNi10Fe1Mn) | Automotive copper water pipes, fuel system copper parts, brake system copper components | Complies with ISO/TS 16949 standards; corrosion resistance and high pressure resistance |
Medical Equipment | Pure Copper (Cu-ETP C1100), Copper-Nickel Alloy | Medical instrument copper components, diagnostic equipment copper connectors | Sterile processing environment; biocompatibility; surface anti-oxidation treatment |
Aerospace | High-Strength Brass, Copper-Nickel Alloy | Aerospace electrical system copper parts, hydraulic system copper components | Meets AS9100 standards; strict precision control and non-destructive testing |
HVAC & Refrigeration | Pure Copper (Cu-DHP C1220), Brass (H65) | Air conditioning copper pipes, refrigeration system copper fittings, heat exchanger copper parts | Good thermal conductivity; leak-proof testing required |
Standardized Production Process Visualization
To ensure the precision, stability and reliability of CNC machined copper parts, we implement a full-process standardized production management system, combined with the characteristics of copper materials (easy deformation, good thermal conductivity), and the key processes are as follows:
Demand Analysis & Technical Confirmation: In-depth communication with clients to clarify the application scenarios, performance requirements and precision indicators of copper parts, analyze 2D/3D drawings, and formulate targeted machining process schemes;
High-Quality Copper Material Selection & Inspection: Source copper materials from well-known domestic and foreign suppliers (e.g., Jinchuan Group, KME), conduct strict incoming inspections (chemical composition analysis, hardness testing, surface defect detection) to ensure material purity and quality;
Pre-Processing of Copper Materials: Perform annealing treatment on copper materials to reduce internal stress and avoid deformation during machining; cut raw materials into appropriate sizes according to process requirements;
CNC Machining Center Processing: Use high-speed and high-precision CNC machining centers for core machining, set reasonable cutting parameters (speed, feed rate) according to copper material types to ensure machining precision and surface quality;
Supplementary Processing: For parts that need higher precision or special shapes, perform supplementary processing such as CNC turning, grinding or EDM;
Surface Treatment: Carry out anti-oxidation treatment (electroplating, passivation, spraying), polishing or other surface treatments according to client requirements to improve the corrosion resistance and appearance of copper parts;
Strict Quality Inspection: Use advanced testing equipment (three-coordinate measuring machine, roughness tester, conductivity tester, leak tester) to conduct full-dimensional precision inspection and performance testing on finished copper parts; issue detailed inspection reports;
Packaging & Shipping: Adopt anti-oxidation packaging (vacuum packaging, moisture-proof packaging) for copper parts; cooperate with international logistics companies such as DHL, FedEx and MAERSK to provide global shipping services, with professional customs clearance team to ensure smooth delivery.
Detailed Technical Parameters
The following parameters are targeted at our core CNC machining center processing for copper parts, with data verified through long-term production practice and third-party testing, ensuring accuracy and reliability:
Parameter Category | Detailed Specifications | Remarks |
Processing Precision | Dimensional tolerance: ±0.003mm; Positioning accuracy: ±0.002mm; Repeat positioning accuracy: ±0.001mm; Surface roughness: Ra 0.2-1.6μm | Achieved by high-precision CNC machining centers and optimized cutting parameters; suitable for high-precision copper parts in electronic and automotive industries |
Material Range | Pure Copper: Cu-ETP C1100, Cu-DHP C1220; Brass: H62, H65, H68; Bronze: QSn6.5-0.1, QAl9-4; Copper-Nickel Alloy: CuNi10Fe1Mn, CuNi30Fe | Provide material certification for all copper materials; support customized machining of special copper alloys |
Surface Treatment Options | Anti-oxidation passivation, electroplating (nickel, tin, silver), polishing (mirror polishing available), spraying, black oxide treatment | Surface treatment scheme customized according to the application environment of copper parts (anti-corrosion, electrical conductivity, appearance) |
Minimum/Maximum Size | Minimum size: 1mm × 1mm × 0.3mm; Maximum size: 3000mm × 1500mm × 800mm (based on CNC machining center platform range) | Support combined machining for extra-large copper parts; provide micro-machining for ultra-small precision copper components |
Production Cycle | Sample order (≤10pcs): 3-5 working days; Small-batch order (11-500pcs): 5-12 working days; Medium-batch order (501-5000pcs): 12-25 working days; Mass production order (>5000pcs): 25-40 working days | Affected by product complexity, processing difficulty and surface treatment requirements; urgent orders can be prioritized with customized production plans |
Our Core Competitiveness & Credibility Guarantee
With over 10 years of experience in CNC machining of copper parts and foreign trade, we have formed six core competitive advantages to provide comprehensive support for global B2B clients:
Professional Technical Team: A team of 25+ professional engineers and technicians, proficient in the machining characteristics of various copper materials, able to quickly solve technical problems in the machining process;
Strong Production Capacity: Equipped with 30+ high-speed and high-precision CNC machining centers, with a complete set of supporting processing equipment, annual production capacity of 5 million+ pieces of copper parts;
Strict Quality Management System: Passed ISO9001 quality management system certification and ISO/TS 16949 automotive industry certification, establishing a full-process quality control system from raw material incoming to finished product delivery, with 100% inspection before shipment;
Perfect Supply Chain: Long-term cooperation with well-known copper material suppliers and surface treatment factories, ensuring stable supply of raw materials and consistent quality of finished products;
Global Shipping Service: Provide global sea, air and express transportation services, with professional customs clearance documents and team, ensuring that goods are delivered to clients' designated locations on time;
Comprehensive Quality Assurance Service: Provide 1-year quality guarantee for all CNC machined copper parts; respond to quality problems within 24 hours, providing solutions such as reprocessing, replacement or compensation; provide technical consultation and after-sales support for the whole service life of products.
Whether you are in the electronic, automotive, medical, aerospace or HVAC refrigeration industry, if you need high-precision CNC machined copper parts, please contact us. Share your drawings and requirements, and our professional team will provide you with a detailed quotation and customized machining plan within 48 hours. We look forward to becoming your long-term trusted partner in the field of CNC copper part machining.
