What is Chemical Milling?

Chemical Milling (or chemical etching) is the main process used by Photoetch Industries Ltd to manufacture our customers parts. Chemical milling is a metal working process that produces parts by removing unwanted metal with chemicals from panels of sheet metal. The first step is to clean the metal to remove foreign matter and oxides. A resist (ink) is printed on …

Fold lines in Chemical Milling

Q. What’s the secret to turning your complex designs into a product reality? A. It’s pretty simple really – a fold line! Q. What’s a chemically etched or milled fold line and why is it so important? A. The fold line is where a line is chemically etched into the metal about halfway through to give a U profile. Which …