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METCHING
METAL ETCHING

Precision photochemical etching for mission-critical metal components.

industries

INDUSTRIES
SERVED

Aerospace

Stress-free heat exchangers and shims etched from lightweight alloys, maintaining material integrity and tight tolerances under extreme thermal cycling.

Electronics

Fine-pitch lead frames and EMI/RFI shielding with complex geometries that are impossible to achieve via traditional stamping.

Medical

Burr-free surgical blades, stents, and diagnostic grids etched from biocompatible metals like Titanium and Nitinol with absolute microscopic precision.

Automotive

High-precision gaskets and filtration meshes produced without burrs or heat-affected zones, ensuring perfect seals and long-term durability.

Renewable Energy

Intricate flow field plates for hydrogen fuel cells and electrolyzers, featuring high-fidelity channels for optimized gas and fluid distribution.

Precision Engineering

Custom springs, diaphragms, and encoders where the absence of mechanical stress ensures consistent elasticity and extreme dimensional accuracy.

about

PIONEERING PHOTOCHEMICAL ETCHING

At Metching, we turn complex designs into high-precision reality. Specializing in the transformation of sheet metal through photochemical etching, we provide the flexibility and speed required to thrive in today’s industrial landscape. From our world-class facility in China, we have spent decades perfecting this craft, growing into one of the industry’s most respected suppliers for engineers across more than 30 countries.

We don’t just manufacture parts; we solve problems. While traditional machining often faces high costs and physical limitations, our process removes those barriers. We deliver millions of components with microscopic accuracy, handling intricate designs that are impossible for traditional drills or stamps to achieve. Because we understand that time-to-market is critical, our facility is streamlined for rapid lead times and full traceability, ensuring every project meets the highest standards of accountability.

Experience is our foundation. Since 1968, Metching has remained at the forefront of manufacturing, combining state-of-the-art technology with the expertise of time-served engineers. This fusion of traditional craftsmanship and cutting-edge machinery makes us the preferred partner for industry leaders who refuse to compromise on quality. Today, our global presence supports the world’s most demanding sectors—from aerospace and electronics to medical devices and automotive engineering—delivering world-class precision to innovators everywhere.

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Tooling Cost

0.03-3.0 mm
Thickness Range

±0.02-0.05 mm
Tolerance

1-5 Days
Sample Lead Time

720*2000 mm
Maximum Etching Size

Components

COMPONENTS

Speaker Grilles
Smoke Detector Mesh
Vacuum Cleaner Dust Filter
Electric Motor Laminations
Electrical Connectors
Lead Frames
Bipolar Plates
Filters, Screens & Sieves
PCB Shielding Cans
Printed Circuit Heat Exchangers
Medical Devices & Instruments
CONTACT

CONTACT
Metching inc.

Have a design in mind? We’d love to help bring it to life.

Address: No. 1 Xinyuan Road, Dongcheng District,

Dongguan City,

Guangdong, 523013, China

Email: info@metching.com
Tel:  +86 17388801739

Drop your details in the form below. Our engineering team will get back to you quickly to explore how we can optimize your component for production.

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