• Recommended Starting Speeds [m/min] Material

TN2510 TN6520 TN6525 TN6540 TN7525

Group

0340265235300235200340260235
1550485450340265235300235200340260235
2340310275265210180210160140260210180
P3310275255235180155180140115235180155
423021519019514012015011090195140120
5275250230260195165200150125260195165
619017014517013511013510085170135110
1225200175160100651106550205185155
M22051751601006540654035185160140
31601451251056545704035145130115
1350300250375265190230205185185170150315235200
K2300250210325210160180160150145130115270200165
3250210165250190135150135120130120105200165140
1
N2
3
1403025
2201510

S

3603525
4502520
11159060
H21159060
3856545

Material

TN7535 WK15CM WS30PM TTI25 THM-U

Group

0455395370360300250
1455395370360300250
2280255230260210180
P3255230205260210180
4190175160220180150
5260230210265195165
61601351101209075
1205185155225200185400260180
M2185160140205180145270170120
3145130115155135105265175120
1295265240420385340185155130190170150
K2235210190335295275150120105
319517516028025023012010585
1200012001000
N21365815665
3800500400
1454030
2454030

S

3554530
4856040
1
H2
3

NOTE: FIRST choice starting speeds are in bold type. As the average chip thickness increases, the speed should be decreased.

Recommended Starting Feeds

  • Recommended Starting Feeds [mm]
LightGeneralHeavy
MachiningPurposeMachining

Programmed Feed per Tooth (fz)

Insert as a % of Radial Depth of Cut (ae) Insert

Geometry5%10%20%30%40–100%Geometry
.F..ALP0,120,230,460,080,170,330,060,130,250,060,110,220,050,100,20.F..ALP
.E..ML0,120,350,580,080,250,420,060,190,310,060,170,270,050,150,25.E..ML
.S..MM0,120,420,700,080,300,500,060,230,380,060,200,330,050,180,30.S..MM
.S..MH0,230,540,850,170,390,610,130,290,460,110,250,400,100,230,36.S..MH

NOTE: Use “Light Machining” value as starting feed rate.