Tips On Selecting The Most Suitable Laser For Your Engraving Application

By Author: Norbert Brand
Total Articles: 1
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In laser engraving normal practices, the type of material, quality of mark required, and velocity will all play a role in the perfect range of choices laser. Even though solid-state continuous-wave and CO2 lasers are utilized for marking, they are often not used to mark steel, and this article will focus on solid-state pulsed lasers. Within that group, there are numerous technology alternatives while selecting a pulsed laser for marking. These include Nd:YAG, Nd:YVO4 (vanadate), and fiber lasers, each with its pros and cons.
It's also vital that you understand how the material to be engraved absorbs laser light at the wavelength of the laser selected. Metals and non-ferrous materials have exceptional assimilation at 1064 nm, at the same time as gold and silver do this at 355 and 532 nm. Plastics as well absorb the higher wavelength laser output .
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