AMPC_EU-EN

THREADING | Solid Carbide and Indexable Thread Mills

Recommended Cuƫng Data | Metric (mm) Solid Carbide | ThreadMills USA™

A

Recommended Feed (mm/tooth) by CuƩer Diameter

Machinability*

DRILLING

1.50 mm - 3.18 mm

3.19 mm - 4.76 mm

4.77 mm - 6.35 mm

6.36 mm - 7.94 mm

7.95 mm - 9.53 mm

9.54 mm - 12.70 mm

12.71 mm - 15.88 mm

15.89 mm - 19.05 mm

Hardness (BHN)

Speed (m/min)

ISO Material

Free-Machining Steel 1118, 1215, 12L14, etc.

100 - 150 Easy 150 - 200 Easy 200 - 250 Easy

221 0.010 168 0.010 137 0.010

0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.010 0.010 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.015 0.015 0.015 0.015

0.018 0.018 0.018 0.018 0.018 0.018 0.018 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.018 0.018 0.018 0.015 0.015 0.015 0.015 0.015 0.015 0.018 0.018 0.018 0.018 0.018 0.018 0.018 0.023 0.023 0.023 0.023

0.023 0.023 0.023 0.023 0.023 0.023 0.023 0.020 0.020 0.020 0.020 0.020 0.020 0.020 0.020 0.020 0.020 0.020 0.020 0.023 0.023 0.023 0.020 0.020 0.020 0.020 0.020 0.020 0.023 0.023 0.023 0.023 0.023 0.023 0.023 0.025 0.025 0.025 0.025

0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.046 0.051 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.023 0.025 0.030 0.038 0.023 0.025 0.030 0.038 0.023 0.025 0.038 0.051 0.023 0.025 0.038 0.051 0.023 0.025 0.038 0.051 0.023 0.025 0.038 0.051 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.025 0.038 0.051 0.064 0.038 0.051 0.064 0.076 0.038 0.051 0.064 0.076 0.038 0.051 0.064 0.076 0.038 0.051 0.064 0.076

Low-Carbon Steel

85 - 125 Average 221 0.010 125 - 175 Average 168 0.010 175 - 225 Average 137 0.010 225 - 275 Average 122 0.010 125 - 175 Average 137 0.010 175 - 225 Average 122 0.010 225 - 275 Average 107 0.010 125 - 175 Average 137 0.010 175 - 225 Average 122 0.010 225 - 275 Average 107 0.010 275 - 325 Average 91 0.010

1010, 1020, 1025, 1522, 1144

B

Medium-Carbon Steel

1010, 1040, 1050, 1527, 1140

BORING

P

Alloy Steel

4140, 5140, 8640

275 - 325 Difficult 325 - 375 Difficult

91 76

0.010 0.010

High-Strength Alloy 4340, 4330V, 300M

225 - 300 Average 107 0.010

C

300 - 350 Difficult 350 - 400 Difficult

91 76

0.010 0.010

Structural Steel A36, A285, A516

100 - 150 Average 137 0.010 150 - 250 Average 122 0.010

REAMING

250 - 350 Difficult

91

0.010

High-Temp Alloy

140 - 220 Difficult 220 - 310 Difficult 135 - 185 Difficult 185 - 275 Difficult 185 - 275 Difficult 275 - 325 Difficult 150 - 200 Difficult 200 - 250 Difficult 120 - 150 Easy 150 - 200 Easy 200 - 220 Easy

30 23

0.008 0.008

S

Hastelloy B, Inconel 600

Stainless Steel 303, 416, 420

130 0.010 122 0.010

Stainless Steel PH

76 38 99 69

0.010 0.010 0.010 0.010

M

17-4

D

Tool Steel

H-13, H21, A-4

BURNISHING

Cast Iron

168 0.010 152 0.010 137 0.010

Grey, DucƟle, Nodular

R

220 - 260 Average 122 0.010 260 - 320 Average 114 0.010

Wrought Aluminium

30

Easy Easy Easy

305 0.013

6061 T6

180 120

274

0.013

S

Cast Aluminium** up to 10% silicon

152 0.013 305 0.013

Brass

30 - 125 Easy

E

NOTICE: Reduce feed and speed by 30% for tapered thread forms due to addiƟonal material removal *Refer to recommended pass chart on page E: 53 when referencing material machinability **Uncoated thread mills are recommended for cast aluminium applicaƟons

THREADING

X

SPECIALS

E: 56

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