81
7
A4
A3
Crease Position Variation
± 0,20 mm
± 0,20 mm
Crease skew
± 0,25 mm
± 0,40mm
Fold Position Variation
± 0,25 mm
± 0,25 mm
Fold Skew
± 0,25 mm
± 0,25mm
Quality definitions
Measurements refer to the Crease Position
Quality
Conditions:
•
Paper size is assumed to be perfect
•
Sheets are assumed to be perfectly 90°
•
Tolerances are referring to deviations within one job
Fold position variation
Measurement (L1+L2) / 2 from Sheet to Sheet
Crease skew
Measurement L1 - L2
Fold position
Fold position relative to the Crease Position.
Fold skew
Measurement L1 - L2
Side registration
Offset between one sheet & the next, perpendicular to the transport direction.
Hillsboro, OR 97124
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Local: 503-640-5920