PostBase One Franking System
180
Mail piece specifications for franking
Subject to short-term modification.
Format Post card to ISO B4 envelope, rectangular-shaped
No envelopes with extra large bottom (where the bottom is
flapped and can cause jamming)
Thickness 20 mm – franking (non seal)
Weight 1kg
Material Ink-absorbent material (suited for ink-jet printing)
No dark paper
Paper must not be glossy on the side to be printed on
No air cushion envelopes
No corrugated paper
No extremely fibrous paper on which the two-dimensional
bar code could smear
Processing direction Only process envelopes in longitudinal direction
(not upright)
Labels Self-adhesive labels for PostBase One
Pre-printed
envelopes
In the areas that are monitored by sensors (the areas
marked gray in the illustration below), the envelopes must
not contain any pre-printed surfaces.