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32

.5 x D

1xD

1.5 x D

.5 x D

1xD

Slot

Rough

Finish

Slot

Rough

1xD

1.5 x D

.5 x D

1xD

1.5 x D

Slot

Rough

Finish

Slot

Finish

.5 x D

Finish

Rough

1xD

1.5 x D

Rough

1.5 x D

1.5 x D

Finish

.25 x D

1xD

Slot

.5 x D

Slot

Rough

Finish

1xD

1.5 x D

Finish

.5 x D

Slot

Rough

1xD

1.5 x D

Finish

.5 x D

Slot

Rough

1.5 x D

Finish

.5 x D

Slot

1xD

1.5 x D

Finish

Rough

1xD

.5 x D

Axial DOC

Rough

Slot

Cut

of

Type

.01 x D

.5 x D

1xD

.01 x D

.5 x D

1xD

.01 x D

.25 x D

1xD

.01 x D

.5 x D

1xD

.01 x D

.5 x D

1xD

.01 x D

.5 x D

1xD

.01 x D

.5 x D

1xD

.01 x D

.5 x D

1xD

.01 x D

.5 x D

1xD

.01 x D

.5 x D

1xD

Radial DOC

D = Tool Diameter Reduce feed rates by 20% when using long length tools Starting parameters shown

Moderate Machining Stainless Steel 304, 316, Invar, Kovar

Easy to Machine Stainless Steel 416, 410, 302, 303

Tool & Die Steel 39 - 48 HRc A2, D2, H13, P20

Tool & Die Steel ≤ 38 HRc A2, D2, H13, P20

Medium Carbon Steel ≤ 38 HRc 4140, 4340

Low Carbon Steel ≤ 38 HRc 1018, 12L14, 8620

Cast Iron - Ductile

Cast Iron - Gray

Graphite

Composites, Plastics

Material

Work

325

275

225

325

275

250

250

225

200

300

275

250

300

275

250

325

300

275

325

275

250

450

400

350

550

475

400

650

450

350

TiCN

350

300

250

325

275

250

275

250

225

325

300

275

325

300

275

350

325

300

325

275

250

450

400

350

600

525

450

650

450

350

AlTiN

.0004

.0003

.0003

.0006

.0005

.0003

.0004

.0003

.0002

.0007

.0006

.0005

.0007

.0006

.0005

.0007

.0006

.0005

.0006

.0005

.0004

.0007

.0005

.0004

.0010

.0009

.0008

.0009

.0009

.0008

1/8

RPM = 3.82 x SFM / Diameter SFM = .262 x RPM x Diameter FPR = FPT x Number Teeth

300

250

200

300

250

200

225

200

175

275

250

225

275

250

225

300

275

250

275

250

200

300

250

200

500

425

350

450

375

300

No Coat

Speed (SFM)

.0014

.0011

.0008

.0018

.0015

.0011

.0014

.0011

.0007

.0022

.0018

.0015

.0022

.0018

.0015

.0022

.0018

.0015

.0018

.0015

.0011

.0022

.0015

.0011

.0028

.0026

.0023

.0027

.0027

.0022

3/8

.0018

.0015

.0010

.0025

.0020

.0015

.0018

.0015

.0010

.0030

.0025

.0020

.0030

.0025

.0020

.0030

.0025

.0020

.0023

.0020

.0015

.0030

.0020

.0015

.0038

.0035

.0030

.0035

.0035

.0030

1/2

.0023

.0019

.0012

.0031

.0025

.0019

.0023

.0019

.0012

.0038

.0031

.0025

.0038

.0031

.0025

.0038

.0031

.0025

.0028

.0025

.0018

.0038

.0025

.0019

.0047

.0043

.0037

.0045

.0045

.0037

5/8 .0047

3/4

.0027

.0022

.0015

.0038

.0030

.0023

.0027

.0022

.0015

.0045

.0037

.0030

.0045

.0037

.0030

.0045

.0037

.0030

.0034

.0030

.0023

.0045

.0030

.0023

.0057

.0053

.0045

.0055

.0055

IPM = FPT x Number Teeth x RPM FPT = IPM / Number Teeth x RPM

.0009

.0007

.0005

.0012

.0010

.0007

.0009

.0007

.0005

.0015

.0012

.0010

.0015

.0012

.0010

.0015

.0012

.0010

.0012

.0010

.0007

.0015

.0010

.0007

.0019

.0017

.0015

.0018

.0018

.0015

1/4

Feed (Inches per Tooth)

.0036

.0030

.0020

.0050

.0040

0030

.0036

.0030

.0020

.0060

.0050

.0040

.0060

.0050

.0040

.0060

.0050

.0040

.0046

.0040

.0030

.0060

.0040

.0030

.0076

.0070

.0060

.0070

.0070

.0060

1

91

76

61

91

76

61

69

61

53

84

76

69

84

76

69

91

84

76

84

76

61

91

76

61

152

130

107

137

114

91

No Coat

99

84

69

99

84

76

76

69

61

91

84

76

91

84

76

99

91

84

99

84

76

137

122

107

168

145

122

198

137

107

TiCN

107

91

76

99

84

76

84

76

69

99

91

84

99

91

84

107

99

91

99

84

76

137

122

107

183

160

137

198

137

107

AlTiN

Speed (m/min)

.0102

.0076

.0064

.0152

.0127

.0076

.0102

.0076

.0051

.0178

.0152

.0127

.0178

.0152

.0127

.0178

.0152

.0127

.0152

.0127

.0102

.0178

.0127

.0102

.0254

.0229

.0203

.0229

.0229

.0203

3.0

.0229

.0178

.0127

.0305

.0254

.0178

.0229

.0178

.0127

.0381

.0305

.0254

.0381

.0305

.0254

.0381

.0305

.0254

.0305

.0254

.0178

.0381

.0254

.0178

.0483

.0432

.0381

.0457

.0457

.0381

6.0

.0356

.0279

.0191

.0457

.0381

.0279

.0356

.0279

.0178

.0559

.0457

.0381

.0559

.0457

.0381

.0559

.0457

.0381

.0457

.0381

.0279

.0559

.0381

.0279

.0711

.0660

.0584

.0686

.0686

.0559

9.0

.0457

.0381

.0254

.0635

.0508

.0381

.0457

.0381

.0254

.0762

.0635

.0508

.0762

.0635

.0508

.0762

.0635

.0508

.0584

.0508

.0381

.0762

.0508

.0381

.0965

.0889

.0762

.0889

.0889

.0762

12.0

.0584

.0483

.0305

.0787

.0635

.483

.0584

.0483

.0305

.0965

.0787

.0635

.0965

.0787

.0635

.0965

.0787

.0635

.0711

.0635

.0457

.0965

.0635

.0483

.1194

.1092

.0940

.1143

.1143

.0940

16.0

Feed (mm per Tooth)

.0686

.0559

.0381

.0965

.0762

.0584

.0686

.0559

.0381

.1143

.0940

.0762

.1143

.0940

.0762

.1143

.0940

.0762

.0864

.0762

.0584

.1143

.0762

.0584

.1448

.1346

.1143

.1397

.1397

.1194

19.0

.0914

.0762

.0508

.1270

.1016

.0762

.0914

.0762

.0508

.1524

.1270

.1016

.1524

.1270

.1016

.1524

.1270

.1016

.1168

.1016

.0762

.1524

.1016

.0762

.1930

.1778

.1524

.1778

.1778

.1524

25.0

SFM & FPT Recommendations* General Purpose 4-flute end mills

SPEED AND FEED CHARTS

5 Industrial Way Cornish, Maine 04020 Call: 800.543.4544 Local: 207.625.4000 Fax: 207.625.9389 www.contour360.com


360_catalog_2013_web-33