NEC Silentwriter SuperScript 610, User Manual

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6–12 Selecting Paper and Media
Table 6-2 Envelope Specifications
All envelope paper properties must match the paper
specifications listed in Table 6-2.
Envelopes
ITEM
Base weight
Caliper
Furnish
Curl
Electrical surface resistivity
Finishing
Fusing capability
Moisture content
Smoothness
SPECIFICATION
75 g/m 2 (20 pounds), single thickness.
0.14 mm (5.5 mils), single thickness.
100% chemical wood pulp with up to 30% cotton
fiber.
Envelope must lie flat, with no more than 0.25
inch curl across the entire surface.
2.0 to 15
×
10 10 ohms/square (conditioned at 22˚C
(71.6˚F) plus 50% relative humidity).
Cannot have adhesive exposed to the printer.
Must be accurately folded (±1 mm) so that there
are no more than two paper thicknesses anywhere
along the envelope surface. All glue lines must be
continuous and all folds must be sharply creased.
Cannot seal, scorch, melt, offset, or release
hazardous emissions when heated to 200˚C
(392˚F) for 0.1 seconds.
4% to 6% by weight.
100 to 250, Sheffield scale.