Milling Examples

Example 1
Component Machine frame
Material Cast-iron
Tool T-Max 290, 63 mm facemill with
an anti-vibration milling adapter
Cutting depth (ap) Roughing insert 2 mm,
finishing insert 0.3 mm
Cutting width 50 mm
Cutting depth 7 mm
Table feed (f) 700 mm/min
Cutting speed (vc) 120 m/min



Example 2
Basic holder C6 390.140 50 030
Adapter C6 391.06-22 260
Cutter R290-063Q22-12L
Total overhang from gaugeline 330 mm
Material Steel ST52

axial cut depth ap
[mm]		 radial cut depth
ae
[mm]		 cutting speed
vc
[mm/min]		 feed/tooth
fz
[mm/rev]		 function *)
1,00 50,40 180 0,12 OK
1,50 50,40 180 0,12 X
1,00 31,50 200 0,15 OK
2,00 31,50 200 0,15 OK
1,50 45,00 180 0,12 OK
1,00 63,00 180 0,12 X
0,50 63,00 180 0,12 OK
0,75 63,00 180 0,12 OK
3,00 31,50 150 0,12 X
2,00 63,00 300 0,15 OK (2 inserts)
3,00 63,00 300 0,15 X (2 inserts)
2,50 63,00 300 0,15 OK (2 inserts)

*) function denotes when vibrations occurred during the test


Example 3

Basic holder C8 390.140-50 70
Adapter C8 391.06-27 320
Cutter R290-080 Q27-12L
Total overhang from gaugeline 430 mm
Material Steel ST52

axial cut depth ap
[mm]		 radial cut depth
ae
[mm]		 cutting speed
vc
[mm/min]		 feed/tooth
fz
[mm/rev]		 function
1,00 64,00 181 0,12 OK
2,00 64,00 181 0,12 OK
2,00 50,00 201 0,15 OK
3,00 50,00 201 0,12 OK
1,25 80,00 181 0,12 OK
2,50 64,00 181 0,12 OK


 


Example 4


Basic holder C5 390 140-50 030
Adapter C5 A391.06.19 220
Cutter R290-050 Q22-12L
Total overhang from gaugeline 290 mm
Material Steel ST52

axial cut depth
ap
[mm]

 radial cut depth
ae
[mm]		 cutting speed
vc
[mm/min]		 feed/tooth
fz
[mm/rev] 		function *)
1,00 40,00 181 0,12 OK
2,00 40,00 181 0,12 X
1,50 40,00 181 0,12 OK
1,00 25,00 204 0,15 OK
2,00 25,00 204 0,12 OK
3,00 25,00 149 0,12 X
3,00 15,00 149 0,12 X
2,50 15,00 149 0,12 OK
2,50 25,00 149 0,12 X
1,00 50,00 181 0,12 OK
1,50 50,00 181 0,12 X
*) function denotes when vibrations occurred during the test
 
Silent Tools® is a definition of tool holder made to reduce vibrations due to a damper inside the tool body and is a trade mark of Teeness ASA. Damped boring bars are designed for high productivity, close tolerances and overhang beyond 4 x the bar diameter.