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Performance
Feed Rate =
Feed per Tooth x Spindle Speed x No. of Flute mm/min.
Cutting Speed x 1000
UP
Spindle Speed =
x Cmin.
Test Result >> Example 1
• Chamfer tool with larger insert(Sxxx1204) and Nine9 N9GX04 insert.
Tool
Nine 9 Chamfer mills Other makers with Large insert
1 mm 1 mm
mm/rev. 0.1 0.1
mm 11 32
Cutting data
Chamfering
Feed rate
Dia. of cutter
4 2
m/min. 300 200
r.p.m. 8685
3474 1990
Teeth of cutter
Cutting Speed Vc
Spindle Speed
Feed rate
mm/min
Tool
398
Feed Rate: mm/min
00-99616-C20
(4 teeth tool)
3474 mm/min
Other makers
with large insert
Sxxx1204
398 mm/min
0
1
2
Tool
Nine9
es
8.72 tim
higher
WI N
3
4
5
6
7
8
9 times
Ex:10 meter chamfer, total chamfering time
00-99616-C20
(4 teeth tool)
Nine9
es
8.72 tim
faster
173 sec.
Other makers
with large insert
Sxxx1204
1508 sec.
0
200
400
68 Nine9 Cutting Tool & Tool Holders
600
800
1,000
1,200
1,400
WI N
1,600 sec.