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Ink and Makeup Ink Consumption MEMO
Hitachi IJ printers reduce the running cost for printing.
17 18
Ink and makeup ink consumption
Calculating examples (Rough indication)
Ink quantity used by printing
Mean ink volume
1 ink drop
Mean dot number
1 character
Number of characters
1 print object
Production number
1 month
Makeup ink consumption
by vaporization
Mean vaporizing volume
of makeup ink
1 hour
Operating hours
1 day
Operating days
1 month
Ink quantity for periodic
replacement
Operation hours / day
Ink quantity per replacement
(cm
3
/replacement)
[Note]
Above calculations are an estimate based on ambient temperature of 20°C
Ink quantity for periodic replacement is a case when the operating hours is more than 200 hours.
In case the operating hour is less than 200 hours, please use following formula to calculate the ink quantity for periodic replacement.
Ink quantity for periodic replacement Ink quantity per replacement (cm
3
/replacement)
200 (hour/month)
Ink life (hours)
Example 65 µm nozzle, JP-K67 ink, 8 characters/printing, 5 7 font, 6M pcs/month, 16 hours/day, 25 days/month operation
Ink quantity
used by printing
Makeup ink
consumption by
Evaporation
Ink quantity for printhead cleaning
5 cm
3
hour 16 hours day 25 days month Ink quantity for printhead cleaning
2,000 cm
3
month Ink quantity for printhead cleaning
400 cm
3
16hours day 25 days month
1 200hours
8.3 10
7
cm
3
dot 15 dots character 8 characters pcs 6 10
6
pcs month
598 cm
3
month 134 cm
3
month 732 cm
3
month
Mean ink drop volume of each nozzle diameter
Nozzle diameter ( µm )
Mean ink volume (cm
3
/dot)
40
2.8 10
-
7
55
5.3 10
-
7
65
8.3 10
-
7
100
3.4 10
-
6
Mean dot number of each alpha numeric font
Font
Mean dot number/character
5 5
11
5 7 5 8
15
7 10
23
9 7
15
12 16
78
18 24
154
24 32
288
1
1
2
2
3
3
Operating days / month
Ink life (hours)