HP 2100 TN - Manual (Page 155)

EN Appendix B Media Specifications 143
Note Do not use letterhead paper that is printed with low-temperature inks,
such as those used in some types of thermography.
Do not use raised or embossed letterhead.
The printer uses heat and pressure to fuse toner to the paper. Make
sure that any colored paper or preprinted forms use inks that are
compatible with this fusing temperature (200° C or 392° F for
0.1 second).
Paper Specifications
For complete paper specifications for all HP LaserJet printers, see the
HP LaserJet Printer Family Paper Specification Guide .
Category Specifications
Acid Content 5.5 pH to 8.0 pH
Caliper .094-.18 mm (3.0-7.0 mils)
Curl in Ream Flat within 5 mm (.02 in.)
Cut Edge Conditions Cut with sharp blades with no visible fray.
Fusing Compatibility Must not scorch, melt, offset, or release
hazardous emissions when heated to
200° C (392° F) for .1 second.
Grain Long Grain
Moisture Content 4% to 6% by weight
Smoothness 100-250 Sheffield