Dot Peen is a method of permanent marking, usually used on metal. It uses a stylus, or pin, that is fired into the marking surface to make an indented dot. By rapidly repeating this and moving the stylus between each dot, writing and images can be applied
Dot peen marking is also known simply as dot marking, as stylus pin marking and micro percussion marking.
Dot peen marking is most commonly used in industrial applications in order to apply a permanent identification mark to a product or component.
The stylus can be fired in several different ways:
- using an electromagnetic solenoid, which requires an everyday power connection to run the machine
- pneumatically powered, which requires additional compressed air supply
- "vibro peen", which
Dot peen marking provides fast, accurate, low-stress marking and can mark through coatings or film on the material surface.