Precision Chemical Copper Etching Products with High Accuracy

Copper Etching Overview

Xinhaisen Technology specializes in high-precision chemical etching of copper and copper alloy components for industries requiring superior conductivity, thermal management, and intricate designs. Our etching process ensures burr-free edges, tight tolerances, and excellent repeatability, making our copper parts ideal for electronics, EMI shielding, heat exchangers, and more.

Copper Etching Features

• High Precision: Achieve fine features down to 0.03mm holes and 0.015mm line width.

• Burr-Free Edges: Smooth, clean edges without mechanical stress or deformation.

• Excellent Conductivity: Maintain copper's natural electrical and thermal properties.

• Design Flexibility: Complex geometries and fine patterns without tooling limitations.

• Fast Prototyping: Quick turnaround from design to finished parts.

• Material Versatility: Process pure copper, brass, bronze, and copper-clad materials.

Copper Etching Specifications

Copper Etching Applications

• Electronics: EMI/RFI shielding, flexible circuits, lead frames, connectors, contacts

• Thermal Management: Heat sinks, heat spreaders, cooling plates

• RF & Microwave: Waveguides, antennas, frequency selective surfaces

• Decorative & Architectural: Ornamental panels, nameplates, jewelry components

• Industrial: Filters, meshes, precision springs, washers, encoder disks

• Renewable Energy: Solar cell components, fuel cell plates

Why Choose Xinhaisen?

• Advanced Etching Tech: Capable of ultra-fine features.
• Multi-Material Expertise: Etch copper alloys with tailored properties.
• End-to-End Solutions: From design support to post-processing.

Our Advantages

• Rapid Response: Fast material sourcing and production turnaround for urgent orders

• Precision Expertise: Capability to produce ultra-fine features with tight tolerances

• High-Volume Capacity: Experience handling both prototype and mass production orders

• Quality Consistency: Strict process controls ensure uniform quality across batches

• Technical Support: Engineering assistance for design optimization and material selection

• Proven Track Record: Trusted by clients in demanding industries for quality and reliability

FAQ

• Q1: What copper alloys can you etch?
  We etch pure copper (C1100, C1020), brass, beryllium copper, and phosphor bronze.
• Q2: Can you produce parts thinner than 0.05mm?
  Yes. Our minimum thickness is 0.02mm for copper.
• Q3: Do you offer post-etching treatments?
  Yes. We can provide cleaning, passivation, leveling, and surface finishing as needed.
• Q4: Is etching suitable for high-volume orders?
  Absolutely. Etching is highly repeatable and cost-effective for large quantities.
• Q5: How accurate are your etched copper parts?
  Typical uniformity is ±0.03mm. Tighter tolerances are possible depending on design.
• Q6: Can you work from my CAD file?
  Yes. We accept DXF, DWG, Gerber, and other standard CAD formats.

Welcome to contact us for custom copper etching projects!

For over 13 years Xinhaisen has pioneered developments in photochemical etching, achieving standards admired by the industry and appreciated by a global customer base from a wide range of high-tech engineering markets.

Since found in 2012, in affiliating with our customers we have pioneered many new production techniques and methodologies in order to better serve their needs. It is these techniques that have advanced our capabilities further, enabling us to take what was once considered art and turn it into a science.

Now, we became China's leading photochemical etching specialist, with also the capacity of offering stamping and laser-cutting service. Our products include etching bipolar plates for fuel cell, speaker grills,  micro meshes&filters, tea&coffee infusers, shims&gaskets, Optical encoderdisk&strip, EMI/RFI shielding, Leadframes, connectors&contacts, printingstencils&foils and metal crafts.

Quality and service is our mission, Xinhaisen is committed to pursuing the highest standards of environmental performance. Responsibility for sustainability resides with all employees. The company has achieved ISO 14001 and IS0 9001 and IATF 16949 and is committed to maintaining that standard. With a fast response, high quality, best service and fair price, we have gained high reputation from our customers all over the world.