CNC machined copper blocks trustworthy precision mechanical parts

Leveraging advanced five-axis CNC machining centers, a professional copper material process database, and rigorous process control, we ensure that every copper block part possesses precise dimensional tolerances, excellent surface quality, and stable physical properties, meeting the stringent requirements of high-end applications.

I. We provide a full-process service from material selection, structural design, sample prototyping to mass production. We are proficient in the properties and processing challenges of various copper materials and can provide optimal solutions based on the specific application scenarios of the parts, including:

1) Pure copper/red copper: Extremely high electrical and thermal conductivity, suitable for high-current conductors and heat sink substrates.

2) Brass: Good mechanical properties and corrosion resistance, suitable for valves, gears, and decorative parts.

3) Beryllium copper: High strength, high elasticity, excellent wear resistance, and resistance to stress relaxation, suitable for precision molds, springs, and high-reliability connectors.

4) Phosphor bronze, aluminum bronze, etc.: Possess special properties, suitable for specific working conditions such as wear resistance and corrosion resistance.

CNC machined copper blocks trustworthy precision mechanical parts

II. We have integrated a complete copper block machining and manufacturing system, focusing on addressing the machining challenges posed by its high plasticity, low hardness, and tendency to stick to cutting tools:

1) Multi-axis precision milling of complex structures: Utilizing a high-rigidity five-axis CNC machining center, we perform efficient and high-precision multi-dimensional machining of copper blocks, achieving one-time clamping and forming of complex cavities, curved surfaces, thin walls, and high-precision hole systems, ensuring strict dimensional and positional tolerances.

2) Efficient roughing and chip removal control: Optimizing roughing strategies based on the characteristics of copper, we employ high-feed, high-speed milling, combined with high-pressure cooling and dedicated chip breaker tools, effectively controlling long chips and ensuring machining stability and surface quality.

3) High-precision planar and cavity machining: Precision milling or fly machining is performed on contact surfaces or sealing surfaces requiring high flatness and low surface roughness, ensuring excellent contact performance and sealing effect.

4) Thread and Precision Hole Machining: High-quality cutting tools are used, and rigorous drilling, reaming, tapping, and thread milling processes are executed to ensure the dimensional accuracy, positional precision, and surface finish of conductive or cooling channel holes.

5) Professional Surface Treatment and Protection: A variety of surface treatment solutions are provided according to requirements, including precision polishing and passivation, to enhance corrosion resistance, improve weldability, or reduce contact resistance.

III. Intelligent Machining and Process Control for High-Precision Requirements

1) We have built a digital production environment adapted to the high-precision machining of copper materials, equipped with high-precision machining centers, temperature-controlled workshops, online measurement systems, and cutting process monitoring. By introducing CAM programming strategies optimized for copper materials, cutting parameter libraries, and manufacturing execution systems, we have achieved predictability and full-process data traceability in the machining process, effectively ensuring high quality and consistency in mass production.

IV. Rigorous Quality Assurance System Throughout the Entire Process

We have established a precision quality control process that conforms to electrical and thermal industry standards. From the verification of raw material material certification and random inspection of conductivity/thermal conductivity, to the first full-size three-dimensional inspection and key dimension statistical process control during the processing, and finally to the verification of the dimensional accuracy of the final product, surface roughness inspection, conductivity test and cleanliness inspection.

Company Profile

    We are a manufacturer integrating industry and trade. We have more than 20 years of experience in production technology. We are located in Dongguan City, Guangdong Province, China. We have advanced high-end professional production and processing technology, and are committed to innovative R&D and production. After years of  market tempering and exploration, it has high-quality   technical management personnel, experienced designers, R&D personnel and a   perfect company management system cnc precision.

5-axis CNC workshop

         Our factory has a plant area of about 2,000 square meters and masters core processing technologies. It has high-end precision production equipment cnc precision: CNC lathes, 5-axis CNC, 4-axis CNC, stamping equipment, die-casting equipment, etc. 2.5-dimensional detection equipment ​

two-dimensional testing

cnc precision surface treatment

          For surface treatment, our suppliers have been working with us for many years. They have rich experience and are familiar with all the quality requirements of each other. The quality is stable and more guaranteed. Such as: heat treatment, spray painting, powder coating, blackening, silver/gold plating, electrolytic polishing, nitriding, phosphating, nickel/zinc/chromium/TiCN plating, anodizing, polishing, passivation, sandblasting, galvanizing, heat treatment , hardening, laser marking, etc. according to customer requirements. Aluminum alloy surface oxidation

Product Packaging

Packaging Details

1. Commercial packaging: 1pc/plastic bag + color box +carton + pallet;
2. Industrial packaging: (1). plastic tube + carton + pallet; (2). plastic bag + kraft paper + carton + pallet;
3. According to the requirement of customer.