Cermark engraving compound on steel I-Beam. The Cermark is a ceramic spray that coats the surface to be engraved, and the laser "fires" the ceramic and bonds it to the surface of the metal.
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Stainless Steel travel mugs. The uncoated one is more expensive to engrave than the coated one because it takes longer to mark the steel than to burn off the paint.
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Marriage License Plate
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