170

P

M

K

N

S

< 30 30 - 38

> 38

< 35> 35

< 35> 35

< 35> 35 < 35> 35 < 35> 35 < 35> 35

Standard Speed

High Speed

< 35> 35

< 35> 35

< 35> 35

- - -

- -

- -

- - - - - - - -

225 - 325 200 - 300

225 - 325

250 - 350

300 - 500

300 - 500

300 - 400

300 - 400

200 - 400

- -

- -

--

175 - 300

200 - 300

-

- - -

- -

- -

- - - - - - - -

175 - 250 125 - 200 175 - 250 250 - 350

300 - 500

300 - 500

250 - 350

200 - 300

200 - 400

- -

- -

- -

125 - 175

125 - 250

-

150 - 225 90 - 125 60 - 90

175 - 250100 - 175

175 - 250100 - 175

150-250125 - 175 200 - 250150 - 200 90 - 125 75 - 110 150 - 250125 - 175

250 - 350 200 - 300 250 - 350 250 - 350

300 - 500

300 - 500

300 - 450

275 - 375

200 - 400

175 - 225125 - 175

125 - 17570 - 115

175 - 225125 - 175

175 - 300

200 - 300

175 - 225

125 - 175 80 - 120 50 - 80

150 -200100 - 150

150 -200100 - 150

100 - 15080 - 150 125 - 175100 - 150 80 - 12060 - 90 100 - 15080 - 150

175 - 250 125 - 200 175 - 250 250 - 350

300 - 500

300 - 500

250 - 350

200 - 300

200 - 400

150 - 200100 - 150

100 - 15070 - 100

150 - 200100 - 150

125 - 175

125 - 250

150 - 200

.0008” - .0020”

.0005” - .0015”

.0003” - .0007”

.0010” - .0025”

.0008” - .0020”

.0010” - .0025”

.0008” - .0020”

.0008” - .0020”

.0005” - .0015”

.0008” - .0020”

.0005” - .0015”

.0008” - .0015”

.0005” - .0010”

.0008” - .0020”

.0005” - .0015”

.0015” - .0040”

.0010” - .0030”

.0015” - .0040”

.0015” - .0040”

.0015” - .0040”

.0015” - .0040”

.0010” - .0025”

.0010” - .0025”

.0015” - .0040”

.0015” - .0040”

.0008” - .0020”.0005” - .0015”

.0008” - .0020”

.0005” - .0015”

.0008” - .0020”

.0005” - .0015”

.0010” - .0025”

.0010” - .0025”

.0008” - .0020”

.0010” - .0030”

.0010” - .0020”

.0008” - .0015”

.0015” - .0040”

.0010” - .0030”

.0015” - .0040”

.0010” - .0030”

.0010” - .0030”

.0010” - .0020”

.0010” - .0030”

.0010” - .0020”

.0010” - .0020”

.0010” - .0015”

.0010” - .0030”

.0010” - .0020”

.0020” - .0060”

.0015” - .0040”

.0020” - .0060”

.0020” - .0060”

.0020” - .0060”

.0020” - .0060”

.0015” - .0035”

.0015” - .0035”

.0020” - .0060”

.0020” - .0060”

.0010” - .0030”.0010” - .0020”

.0010” - .0030”

.0010” - .0020”

.0010” - .0030”

.0010” - .0020”

.0015” - .0040”

.0015” - .0040”

.0010” - .0030”

.0020” - .0040”

.0010” - .0030”

.0010” - .0025”

.0030” - .0050”

.0020” - .0040”

.0030” - .0050”.0020” - .0040”

.0020” - .0040”

.0010” - .0030”

.0020” - .0040”

.0010” - .0030”

.0020” - .0040”

.0010” - .0030”

.0020” - .0040”

.0010” - .0030”

.0030” - .0100”

.0020” - .0060”

.0030” - .0100”

.0030” - .0100”

.0030” - .0100”

.0030” - .0100”

.0020” - .0080”

.0020” - .0080”

.0030” - .0100”

.0030” - .0100”

.0020” - .0040”.0010” - .0030”

.0020” - .0040”

.0010” - .0030”

.0020” - .0040”

.0010” - .0030”

.0030” - .0050”

.0030” - .0050”

.0020” - .0040”

.0030” - .0050”

.0020” - .0040”

.0015” - .0035”

.0040” - .0060”

.0030” - .0050”

.0040” - .0060”

.0030” - .0050”

.0030” - .0050”

.0020” - .0040”

.0030” - .0050”

.0020” - .0040”

.0030” - .0050”

.0020” - .0040”

.0030” - .0050”

.0020” - .0040”

.0050” - .0100”

.0030” - .0080”

.0050” - .0100”

.0050” - .0100”

.0050” - .0150”

.0050” - .0100”

.0040” - .0100”

.0040” - .0100”

.0050” - .0100”

.0050” - .0100”

.0030” - .0050”.0020” - .0040”

.0030” - .0050”

.0020” - .0040”

.0030” - .0050”

.0020” - .0040”

.0040” - .0060”

.0040” - .0060”

.0030” - .0050”

HIGH STRENGTH TOOL STEELS

MEDIUM ALLOY TOOL STEELS

CARBON STEELS

STAINLESS STEELS

CAST MATERIAL

ALUMINUM

MAGNESIUM

COPPER

BRASS, BRONZE

COMPOSITE MATERIAL

COBALT BASE ALLOYS

NICKEL BASE ALLOYS

IRON BASE ALLOYS

MONEL

TITANIUM ALLOYS

Type RC

Hardness2 flute

Stub/ Std.2 fluteLong

3 & 4 flute

Stub/ Std. 1/8” - 1/4” 1/4” - 1/2” 1/2” - 1” 1” - 1-1/4”

3 & 4 fluteLong

Milling SFM (Vc)Chipload per Tooth (CPT)

Note: These are only recom-mended starting figures that depend on conditions such as machine and material rigidity, type of coating if any, etc. TESTING IS RECOMMENDED

Fractional

Speed & Feeds For High Performance Milling (Series 224, 337, 314, 545, 603, 339, 640, 219 & 220)

4140, 4340, 6150, 5210, A2, D2,P20, H11, H13, S2, O1

200, 250, 300, 8620

Platinum, A36, 12L14, 1000’s, 1100’s, 1300’s

13/8, 15/5, 17-4, pH Types

Inox, 200 Series, 300 Series

304L, 316L, Nitronic 50, Inox

400 Series

Steel

Ductile Iron

Gray Iron

Aluminum

6061, 7075

6061, 7075

Copper Alloys

Brass, Aluminum/Bronze,Low Silicon Bronze

Glass Epoxy, Fiberglass, Plastics Graphite, G10

Powdered Metal, Stellite, Hs-21,Haynes 25/188, X-40,

L-605

Invar, Kovar, Inconel-625/718,Waspalloy,

Rene, Hastalloy, A286

Incoloy 800-802, Multimet N-155,Timkin 16-25-6,

Carpenter 22-b3

Monel - 65% Nickel

Commercially Pure, 6Al-4V,Astm 1/2/3,

6Al-25N-4Zr-2Mo-Si 5553 / Beta Titanium

174

SFM=RPM=FPM=FPT=IPR/FR=MR=HP=

Dia. RPMFPMFRRDCMRSFMCPTIPRADC#FlHPPC

Diameter of End MillRevolutions per MinuteFeed per MinuteFeed per RevolutionRadial Depth of Cut (Width)Metal Removal Rate (Cubic Inches per Minute)Surface Feet per MinuteChipload per ToothInch per RevolutionAxial Depth of Cut (Length)# of Effective Cutting FlutesActual Horsepower Available at running RPMPower Constants for HP / CL - MR

RPM / 3.82 X Dia SFM X 3.82 / Dia RPM X FPT X #Fl FPM / RPM x # Fl FPM / RPM ADC X RDC X FPMFPM X RDC X ADC X PC

Description:

ADCADC

RDC

Formula

RDC

SLOTTING SIDE MILLING

D = Tool DiameterExample: 2% of Dia., when D = 1”(.02 x 1”) = .020” per pass

Speed & Feeds Guide

Speed & Feeds for High Performance Milling (Series 224, 314, 337 & 339)

3/16” 1/4” 5/16” 3/8” 1/2” 5/8” 3/4” 1”

4.0 6.0 8.0 10.0 12.0 16.0 20.0 25.0

Axial = .5xD SFM = 1500 - 2000 CPT = 1.5% - 3% of diameter .0028” - .0056” .0037” - .0074” .0052” - .0104” .0055” - .0110” .0075” - .0150” .0093” - .0186” .0112” - .0224” .0150” - .0300”

Axial = .5xD M/Min. = 450 - 760 CPT = 1.5% - 3% of diameter .060 - .120 .090 - .180 .120 - .240 .150 - .300 .180 - .360 .240 - .480 .300 - .600 .375 - .750

Axial = 1xD SFM = 750 - 1500 CPT = 1% - 2% of diameter .0018” - .0037” .0025” - .0050” .0031” - .0062” .0037” - .0074” .0050” - .0100” .0062” - .0125” .0075” - .0150” .0100” - .0200”

Axial = 1xD M/Min. = 225 - 450 CPT = 1% - 2% of diameter .040 - .080 .060 - .120 .080 - .160 .100 - .200 .120 - .240 .160 - .320 .200 - .400 .250 - .500

Axial 1xD Radial .5xD SFM = 1500 - 2000 CPT = 2% - 3% of diameter .0037” - .0056” .0050” - .0075” .0062” - .0094” .0075” - .0112” .0100” - .0150” .0125” - .0187” .0150” - .0225” .0200” - .0300”

Axial 1xD Radial .5xD M/Min. = 450 - 760 CPT = 2% - 3% of diameter .080 - .120 .120 - .180 .160 - .240 .200 - .300 .240 - .360 .320 - .480 .400 - .600 .500 - .750

Diameter

Diameter

SLOTTING

SLOTTING

SIDE MILLING

SIDE MILLING

N

N

Fractional

Metric

Note: These are only recommended starting figures that depend on conditions such as machine and material rigidity, type of coating if any, etc. TESTING IS RECOMMENDED

Note: These are only recommended starting figures that depend on conditions such as machine and material rigidity, type of coating if any, etc. TESTING IS RECOMMENDED

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