Metal etching

What is metal etching?

Metal etching, also known as chemical etching or photoetching, is a subtractive metalworking process that uses chemical etchants to produce complex, high-precision metal parts.

At ZYH etch, we use metal etching to replace machining processes such as stamping, laser and water jet cutting, and we provide a fast, economical alternative for machining everything from nearly any thin gauge metal to 2mm thick precision, tight tolerance parts.

Metal etching process

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We process more than 100 tonnes of sheet metal from over 2,000 metal types each year – more than any other chemical etching supplier.

The metal etching process works by "printing" the component design onto a photosensitive coating on the metal surface. The unprinted areas of the photosensitive coating are removed, exposing the metal, which is then etched away by the chemical liquid.

What metals can be etched?

Almost any metal can be etched.

Other specialty metals, including molybdenum and polyimide metallized films We also use customer supplied materials.

Etched metal components