Since 2011, TMNetch has been a leader in photochemical etching with ISO 9001:2015 certification, advanced facilities, and a focused workforce of more than 100 employees. Our cutting-edge factory is equipped with four fully automated 20-meter etching lines and 19 supporting systems for coating, exposure, and development. This allows us to produce precision-etched parts in large quantities.
Trusted by global clients across medical, aerospace, electronics, and energy industries, we combine fast delivery (often within just 3 days), strict quality assurance, and customized solutions to ensure your designs are reliably and accurately manufactured.
TMNetch provides high-quality photochemical etching services for precision metal components, trusted by clients worldwide. With consistent accuracy and reliable performance, we ensure the best results for every application.
Empowering clients with expert guidance and responsive service to keep your project on track.
You’re welcome to visit anytime during our working hours. Please email us in advance at [email protected] or [email protected], and we’ll arrange to pick you up from Shenzhen, Guangzhou, or Hong Kong airport.
We are a factory.
If the goods are in stock, it usually takes 5–10 days. If the goods are not in stock, it generally takes 15–20 days, depending on the order quantity.
Yes, we can provide samples free of charge. However, the customer is responsible for the shipping cost.
For orders ≤ $2,000 USD, full payment in advance is required. For orders ≥ $2,000 USD, 50% T/T in advance and the balance before shipment.
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Quality inspection for etched heat exchanger components should verify material identity, finished geometry, surface condition and cleanliness against an approved drawing. After joining, the core
Chemical etching can produce flow plates and distribution layers for selected heat exchangers used in hydrogen and energy equipment. A printed circuit heat exchanger, or
The chemical etching process removes exposed metal with a chemical solution while a protective pattern shields the areas that must remain. For precision sheet-metal parts,
Chemical etching can manufacture thin metal parts from a drawing. Electrical etching, when used to mean electrochemical stencil marking, creates identification on an existing metal
Chemical etching equipment for precision metal parts works as a linked production system. A typical photochemical etching line needs surface cleaning, resist application, imaging, developing,
Medical chemical etching uses patterned masking and controlled chemical dissolution to make thin metal components for medical devices. It is useful for dense openings, delicate
Photochemical etching cost depends on the drawing, material, thickness, order quantity and quality requirements. There is no single price that applies to every etched component.
Small connection points on photo-etched parts are often intentional retaining tabs, not manufacturing defects. These metal bridges keep parts attached to the production sheet. However,
