Muratec MFX-3550 - Page 77

If you need to do the printing job with a wrinkled envelopes, open the rear door. Then pull down the
pressure levers on each side.
z
When selecting envelopes, consider the following factors:
{
Weight: The weight of the envelope paper should not exceed 90 g/m
2
otherwise, jam may
occur.
{
Construction: Prior to printing, envelopes should lie flat with less than 6 mm curl, and
should not contain air.
{
Condition: Envelopes should not be wrinkled, nicked, either damaged.
{
Temperature: Use envelopes that are compatible with the heat and pressure of the machine
during operation.
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Use only well-constructed envelopes with sharp-and well-creased folds.
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Do not use stamped envelopes.
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Do not use envelopes with clasps, snaps, windows, coated lining, self-adhesive seals, or other
synthetic materials.
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Do not use damaged or poorly made envelopes.
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Be sure the seam at both ends of the envelope extends all the way to the corner of the envelope.
1. Acceptable
2. Unacceptable
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Envelopes with a peel-off adhesive strip or with more than one flap that folds over to seal must
use adhesives compatible with the machine’s fusing temperature for 0.1 second. To view the
fusing temperature, check your machine’s specification. (See General specifications
.) The extra
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