This thin protective layer is composed of chromium oxide.
Laser etching stainless steel.
Engraving etching or annealing many types of stainless steel alloys and grades exist.
As a result you get high quality marks and prevent the formation of rust on the.
Laser engraving stainless steel removes an important protective layer.
The color engraving is possible on oxygen hungry materials such as.
A real concern however is what happens to steel particulate matter that is released into the air during engraving.
Chromium oxide is formed naturally when chromium reacts with oxygen.
Start by cleaning it with isopropyl alcohol and mark your focus point.
Laser marking is most often used to mark stainless steel grades 304 and 316 but it can be used to mark any grade.
Due to them being out of stainless steel it works really well.
A by effect of the laser interaction with some metals is a physical and chemical reaction called the heat tint effect which results in the change of the metal surface color.
Nitrogen assist gas leaves a clean dross free edge with minimal heat affected areas.
They re all made of elements such as iron nickel carbon and chromium.
Chromium reacts with oxygen and creates an isolating thin layer that prevents the formation of rust on the surface.
Stainless steel laser cutting engraving examples.
Not all laser technologies can be.
Afterwards place it into the laser as well as something that helps you to later find the position.
The latter makes up for at least 10 5 of the alloy.
Lately i have been engraving a lot of hip flasks.
Laser engrave your barcodes serial numbers text and logos with an epilog laser machine.
The preferred marking method for stainless steel is laser annealing since it protects the chromium oxide layer on the metal surface.
Focusing is a bit tricky due to the bend surface.
This process is a desired form of oxidation known as.
Our fiber laser machines can engrave or mark all types of metals including stainless steel aluminum tool steel brass titanium and much more allowing you to create a variety of mark types in no time.
While laser etching with plastic or acrylics can produce harmful fumes laser engraving typically will not produce fumes when working with stainless steel.
Laser marking stainless steel.
Metal laser engraving machines.