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ALLIED MACHINE & ENGINEERING | RECOMMENDED CUTTING DATA

T-A® Recommended Drilling Data | Metric (mm)

Carbide Inserts

M/min

Feed Rate (mm/rev) by Diameter

Hardness (BHN)

Carbide Grade TiN TiAlN TiCN

9.50 mm - 12.95 mm

12.98 mm - 17.52 mm

17.53 mm - 24.38 mm

24.41 mm - 35.00 mm

35.01 mm - 47.80 mm

ISO Material

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

100 - 150 C5 150 - 200 C5 200 - 250 C5 85 - 125 C5 125 - 175 C5 175 - 225 C5 225 - 275 C5 125 - 175 C5 175 - 225 C5 225 - 275 C5 275 - 325 C5 125 - 175 C5 175 - 225 C5 225 - 275 C5 275 - 325 C5 325 - 375 C5 225 - 300 C5 300 - 350 C5 350 - 400 C5 100 - 150 C5 150 - 250 C5 250 - 350 C5 150 - 200 C5 200 - 250 C5 140 - 220 C2 220 - 310 C2 140 - 220 C2 220 - 310 C2 185 - 275 C2 275 - 350 C2 185 - 275 C2 275 - 350 C2 135 - 185 C2 185 - 275 C2 135 - 185 C2 185 - 275 C2

96 85 79 91 79 73 64 79 73 67 55 76 70 64 61 52 49 43 37 73 61 55 49 37 24 18 30 24 49 37 49 37 49 37 25 19

128 110 104 119 104

115 100

0.20 0.18 0.15

0.30 0.28 0.25 0.25 0.25 0.23 0.23 0.25 0.23 0.23 0.20 0.25 0.23 0.23 0.20 0.18 0.23 0.20 0.18 0.28 0.25 0.23 0.18 0.18 0.18 0.15 0.18 0.15 0.22 0.19 0.22 0.19 0.17 0.14 0.15 0.13

0.38 0.35 0.33 0.33 0.33 0.30 0.30 0.33 0.30 0.30 0.28 0.33 0.30 0.30 0.28 0.25 0.25 0.23 0.20 0.35 0.30 0.28 0.23 0.23 0.23 0.20 0.23 0.20 0.29 0.27 0.29 0.27 0.22 0.20 0.19 0.18

0.45 0.40 0.38 0.43 0.40 0.38 0.38 0.40 0.38 0.38 0.35 0.40 0.38 0.38 0.35 0.33 0.30 0.28 0.25 0.40 0.35 0.30 0.28 0.28 0.28 0.25 0.28 0.25 0.35 0.30 0.35 0.30 0.26 0.22 0.23 0.20

0.53 0.48 0.43 0.48 0.45 0.43 0.43 0.45 0.43 0.43 0.40 0.45 0.43 0.43 0.40 0.38 0.38 0.35 0.30 0.45 0.40 0.35 0.33 0.33 0.33 0.30 0.33 0.30 0.40 0.35 0.40 0.35 0.30 0.25 0.27 0.23

90

Low-Carbon Steel

110

0.20 0.18 0.15 0.13

1010, 1020, 1025, 1522,

90 82 75 90 84 72 62 87 80 72 68 60 55 49 43 84 68 62 58 45 28 22 32 28 57 43 57 43 57 43 29 22

1144, etc.

95 83

Medium-Carbon Steel 1030, 1040, 1050, 1527,

104

0.18 0.15 0.15 0.13 0.18 0.15 0.15 0.13 0.10

95 83 70 99 92 83 76 67 61 55 49 95 76 70 67 52 32 26 38 33 64 49 64 49 64 49 33 25

1140, 1151, etc.

Alloy Steel

P

4140, 5140, 8640, etc.

High-Strength Alloy

0.15 0.13 0.10 0.20 0.15 0.13 0.10 0.10 0.10 0.10 0.17 0.14 0.17 0.14 0.13 0.11 0.11 0.09

4340, 4330V, 300M, etc.

Structural Steel

A36, A285, A516, etc.

Tool Steel

0.10 0.10

H-13, H-21, A-4, 0-2, S-3, etc.

High-Temp Alloy

Hastelloy B, Inconel 600, etc.

Titanium Alloy

S

Aerospace Alloy

S82

Stainless Steel 400 Series

416, 420, etc.

Stainless Steel 300 Series 304, 316, 17-4PH, etc. Super Duplex Stainless Steel

M

Contact our ApplicaƟon Engineering department for assistance when machining these materials

IMPORTANT: The speeds and feeds listed above are a general starƟng point for all applicaƟons. Refer to the Coolant RecommendaƟon charts for coolant requirements to run at the recommended speeds and feeds. Factory technical assistance is available through our ApplicaƟon Engineering department. See adjustment examples on the following page.

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