Envelopes
•Use envelopes made from 24 lb (90 g/m2) bond paper.
•Do not use envelopes that:
–Have excessive curl
–Are stuck together
–Are damaged in any way
–Contain windows, holes, perforations, cutouts, or embossments
–Use metal clasps, string ties, or metal folding bars
–Have postage stamps attached
–Have any exposed adhesive when the flap is in the sealed position
•Use envelopes that can withstand temperatures of 170°C (338°F) without:
–sealing
–excessive curling
–wrinkling
–releasing hazardous emissions
If you have any doubts about the envelopes you are considering using, check with the envelope supplier.
•A combination of high humidity (over 60%) and the high printing temperatures may seal the envelopes.
Labels
•Do not use labels that have exposed adhesive on the sheets.
•Do not print a large number of labels continuously.
•Do not use vinyl labels.
•Use labels that can withstand temperatures of 170°C (338°F) without sealing, excessive curling, wrinkling, or releasing hazardous emissions. Label adhesives, face sheet (printable stock), and topcoats must also be able to withstand 25 pounds per square inch (psi)
(172 kilopascals) pressure.
Print media tasks and tips
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