This will give the most contrast when engraved.
Laser etching on anodized aluminum.
To laser mark aluminum you should use a fiber laser system.
Laser marking anodized aluminum is a selective process known as laser etching.
Here s a sample boss laser did for a customer laser marking etching or engraving a logo on anodized aluminum.
Black laser marking on anodized aluminum.
Produce high quality dark markings on anodised aluminium.
The color of the mark is highly contrasted between the anodized aluminum and the laser induced mark.
When engraving onto anodized aluminum it is important that the vector graphic is produced using a rgb colour palette and that the engraving colour is black rgb value 0 0 0.
In this case the ls 1630 produced excellent r.
I live near a diy workshop called techshop they have 1m worth of equipment that i can get access to for about 100 a month.
A white marking is produced when the anodised layer is removed.
Depending on the color of the anodized aluminum itself a fiber marking laser can efficiently produce darker marks while a co2 marking system can produce bright engraving with contrast.
The laser beam only removes the anodized layer from the aluminum piece resulting in high quality marks.
Yag for yttrium aluminum garnet is a crystalline solid state laser that emits a wavelength of 1 064 micrometers 1064 nanometers.
This type of laser is capable of scribing right through the anodic coating to the bare substrate underneath.
One piece of equipment they have i.
Barcodes data matrix codes dmc alphanumeric numbers can be engraved directly on the surface.
There are two types of lasers used for etching or scribing laser engraving metal surfaces.
Laser marking engraving or etching of anodized aluminum is perfect to do direct part marking.
Anodised aluminium can be engraved efficiently and precisely with a laser machine.
See all the benefits associated with the use of an automated or manually loaded laser marker.
While this method is perfectly suited for coloured anodised coatings for natural anodised.
Another important point when engraving anodized aluminium is that the engraving must be done fast.