(Recommended Starting Speeds [m/min] — continued)

Material

WP25PM WP35CM WS30PM WP40PM TN6501 THM-U

Group

1395340325545475445355310295
2330290240335305275300260215
3305260210305275245275235190

P

4270220180230210190245205160
5220205180310275250205185160
6200150120190160130180140110
1245215200245220185270240220235205185
M2220190155220190170245215175210180150
3170145115175155140185160125155140110
1275245220355320290
K2215190180280250230
3180160145235210190
1240014401200240014401200
N216409808001640980800
3960600480960600480
1504030555035504035
2504030555035504035

S

3605030655535605035
48560408060401007050806040
114511085
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) as a % of Radial Depth of Cut (ae) Insert Insert

Geometry5%10%20%30%40–100%Geometry
.F..LDJ0,480,891,810,340,641,290,260,480,960,220,420,830,210,380,76.F..LDJ
.E..LD0,481,382,850,340,992,000,260,741,480,220,641,280,210,591,17.E..LD
.S..GD0,922,353,890,661,672,700,491,231,980,431,071,720,390,981,57.S..GD
.S..HD0,922,353,890,661,672,700,491,231,980,431,071,720,390,981,57.S..HD

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