Operating Requirements
Media Specifications
Envelope Specifications
Choose envelopes that are well-constructed. They should lay flat
and be sharply creased. They should not be wrinkled, nicked, or
otherwise damaged. Envelopes with a peel-off adhesive strip, or
more than one fold-over flap to seal, must use adhesives
compatible with the heat and pressure of the printer’s fusing
process. When printing envelopes, always use the “flat paper path”
~manual feed siot
CAUTION
and the rear face-up delivery door).
To prevent severe printer damage, do not use
envelopes having windows, clasps, snaps, or
synthetic materials.
TaMe 2-5
Envelope Specifications
Paper Paper used for envelope construction must meet the
requirements in the table under “Media Selection
Guidelines.”
Basis Weight
20 to 24 pound (75 to 90 g/m2), single thickness
Caliper
3.3 to 5.5 roils (0.084 to 0.14 mm), single thickness
I
Curl (Pre-printed) Envelopes must lay flat with no more than 0.2 in. (5 mm)
curl across the entire surface.
I
Finishing Envelopes must not have any adhesive exposed to the
printer. They must be folded accurately, within f 0.04”
(1 mm). There must be no more than two thicknesses of
paper anywhere along the leading edge. All folds must be
well scored and sharply creased, and construction must be
tight (not baggy). Envelopes must not be stuck together
with excess seam sum.
Furnish (Composition) 1100% chemical wood pulp and/or cotton fiber.
Fusing Compatibility Must not scorch, melt, offset, or release hazardous
emissions when heated to 392° F (20V C) for 0.1 second,
I
Grain Long grain.
Moisture Content
4.7 +1% bv weiaht.
Smoothness 1100 to 250 (Sheffield)
2-12
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