TG_SFC_US-EN

THREADING | Solid Carbide and Indexable Thread Mills

Thread Milling: Recommended Cutting Data | Metric (mm) Solid Carbide | ThreadMills USA™

XTP TAP TAS HPU APX 4TX REV OPN SSD ACP BTA WHL CRT ALV BRN THM

Recommended Feed (mm/tooth) by Cutter Diameter

Machinability*

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 0.013 0.018 0.023 0.025 0.038 0.051 0.064 168 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 137 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064

Low-Carbon Steel

85 - 125 Average 221 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 125 - 175 Average 168 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 175 - 225 Average 137 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 225 - 275 Average 122 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 125 - 175 Average 137 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051 175 - 225 Average 122 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051 225 - 275 Average 107 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051 275 - 325 Average 91 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051 125 - 175 Average 137 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051 175 - 225 Average 122 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051 225 - 275 Average 107 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051 275 - 325 Difficult 91 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051 325 - 375 Difficult 76 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051 225 - 300 Average 107 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051

1010, 1020, 1025, 1522, 1144

Medium-Carbon Steel

1010, 1040, 1050, 1527, 1140

P

Alloy Steel

4140, 5140, 8640

High-Strength Alloy 4340, 4330V, 300M

300 - 350 350 - 400

Difficult Difficult

91 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051 76 0.010 0.013 0.015 0.020 0.025 0.038 0.046 0.051

Structural Steel A36, A285, A516

100 - 150 Average 137 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 150 - 250 Average 122 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 250 - 350 Difficult 91 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064

High-Temp Alloy

140 - 220 220 - 310 135 - 185 185 - 275 185 - 275 275 - 325 150 - 200 200 - 250

Difficult Difficult Difficult Difficult Difficult Difficult Difficult Difficult

30 0.008 0.010 0.015 0.020 0.023 0.025 0.030 0.038 23 0.008 0.010 0.015 0.020 0.023 0.025 0.030 0.038 130 0.010 0.013 0.015 0.020 0.023 0.025 0.038 0.051 122 0.010 0.013 0.015 0.020 0.023 0.025 0.038 0.051 76 0.010 0.013 0.015 0.020 0.023 0.025 0.038 0.051 38 0.010 0.013 0.015 0.020 0.023 0.025 0.038 0.051 99 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 69 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 168 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 152 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064

S

Hastelloy B, Inconel 600

Stainless Steel 303, 416, 420

Stainless Steel PH

M

17-4

Tool Steel

H-13, H21, A-4

Cast Iron

120 - 150 Easy 150 - 200 Easy 200 - 220 Easy

Grey, Ductile, Nodular

R

137 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 220 - 260 Average 122 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064 260 - 320 Average 114 0.010 0.013 0.018 0.023 0.025 0.038 0.051 0.064

Wrought Aluminum

30

Easy Easy Easy Easy

305 0.013 0.015 0.023 0.025 0.038 0.051 0.064 0.076 274 0.013 0.015 0.023 0.025 0.038 0.051 0.064 0.076 152 0.013 0.015 0.023 0.025 0.038 0.051 0.064 0.076 305 0.013 0.015 0.023 0.025 0.038 0.051 0.064 0.076

6061 T6

180 120

S

Cast Aluminum** up to 10% silicon

Brass

30 - 125

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

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