COMPACT 75
COMPACT 75
Operator’s manual for drilling machine
- 18 -
Parameters depending on spindle speed (drilling)
Due to the distribution of lubricant after every days work position of gear lever (used for selection of
gearbox speed) should
be changed. For example if machine worked with 160 rpm speed, it should be
switched to 420 rpm.
Relationship between machine speed and cutter diameter:
Relationship between machine speed and twist drill diameter:
The twist drill diameter
Rotary Speed
[rpm]
[inch]
[mm]
0,70÷1,25
18÷32
80÷160
0,30÷0,70
8÷17
210÷420
The cutter diameter
Rotary speed
[rpm]
[inch]
[mm]
1,38÷3,00
35÷75
80÷160
0,50÷1,37
12÷34
210÷42
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