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Chapter 6 Appendix
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Performance and functions
Model
DF-850
DF-870
Item
Unit
Processing speed (Maximum)
sets/
min.
241 (*2)
Folding form (*1)
Single folding
Double folding
Irregular accordion folding
Letter folding
Accordion folding
Gate folding (*3) (*4)
Specified cross folding (*5)
Other deformed folding (*6)
Folding speed adjustment (*2)
Sheets/
min.
1 speed: 60
1 speed+: 75
2 speed: 120
2 speed+: 150
3 speed: 180
3 speed+: 241
(*1) There are limits to the folding form depending on paper quality and paper size
(*2) Paper: Fine quality paper (long paper) of 81.4 g/m
2
/21.6 lb
Paper size: A4
Processing form: Single fold
(*3) 52.3 g/m
2
/14.0 lb or less Y grain (horizontal grain) paper cannot be used
(*4) Rough paper Y grain (horizontal grain) is outside specifications
(*5) Fine quality paper 52.3 to 104.7 g/m
2
/14.0 to 27.9 lb
(*6) Maximum finish length is 216 mm/8.50 inches or less
