Laser cleaning technology uses nanosecond or picosecond pulsed lasers to irradiate the surface of the workpiece so it can be cleaned. The surface of the workpiece absorbs the high beam laser energy instantly, forming a rapidly expanding plasma (a highly ionized unstable gas), making the oil stains, rust spots, dust residues, coatings, oxide layers or other layers vaporized or peeled off, so as to efficiently clean and renew the surface.
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