MATERIAL SETTINGS GUIDE
Section
5-7
COMMENTS
Engraving mirrored acrylic is similar to engraving regular acrylic. The idea is to engrave through the
mirrored backing enough to begin to penetrate into the acrylic. Engraving deeply will cause a crusty
residue to form just like with non-mirrored acrylic. A double image will appear if engraving on the front
side of the mirror. It is not necessary to mask the backside when engraving because the mirrored
backing shields the acrylic from smoke damage. To cut mirrored acrylic, it might be necessary to remove
all original masking, re-mask with transfer tape, and dampen the tape with water from a spray bottle.
Next, place the acrylic in the laser with the mirrored surface facing upwards and elevate at least 1/2 inch
above the table. The laser beam will not reflect off of the mirrored surface because it is absorbed by the
acrylic first. Sometimes cutting the acrylic from the backside will cause the mirrored backing to distort and
crack from the intense heat required to cut. If the combination of engraving and cutting is desired, our
suggestion is to engrave the backing, unmasked, remove the acrylic, mask both sides with transfer tape,
flip the acrylic over, dampen, elevate, re-focus, and cut from the front side. When paint filling the
engraved area, make sure to use an acrylic-based paint or paint that does not contain acetone or alcohol,
as these chemicals will crack the acrylic. Water based paints also work very well. Since the mirrored
backing serves as a masking, it is not necessary to mask the backside before engraving.
Acrylic is extremely flammable. Do not leave the laser system unattended when cutting or
engraving.
Summary of Contents for SuperSpeed-660
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Page 20: ...INSTALLATION Section 2 8...
Page 34: ...SYSTEM OPERATION Section 3 14...
Page 44: ...BASIC MAINTENANCE Section 4 10...