A30-TAS_EU-EN
DRILLING | T-A® Replaceable Insert Drilling System T-A Recommended Drilling Data | Metric (mm)
HSS Inserts
A
m/min
Feed Rate (mm/rev) by Diameter
DRILLING
Hardness (BHN)
HSS Grade
9.50 mm - 12.95 mm
12.98 mm - 17.52 mm
ISO Material
TiN
TiAlN
TiCN
Free-Machining Steel 1118, 1215, 12L14, etc.
100 - 150 HSS 150 - 200 HSS 200 - 250 HSS 125 - 175 HSS 175 - 225 HSS 225 - 275 HSS 125 - 175 HSS 175 - 225 HSS 225 - 275 HSS 275 - 325 SC, PC 125 - 175 HSS 175 - 225 HSS 225 - 275 HSS 275 - 325 SC, PC 325 - 375 SC, PC 225 - 300 SC, PC 300 - 350 SC, PC 100 - 150 HSS 150 - 250 HSS 250 - 350 SC, PC 85 - 125 HSS 350 - 400 PC
61 55 49 52 49 46 43 49 46 43 40 46 43 40 37 34 24 18 15 43 37 30 24 18 23 18 23 18 23 18 18 15 14 11 15 11 52 46 40 34 27 - 9 8 11 9
85 79 73 76 73 69 64 73 69 64 59 64 59 55 52 47 34 26 21 61 52 43 34 27 12 11 15 14 32 27 32 27 32 27 24 20 21 14 29 14 76 69 59 50 41 -
79 72 64 67 64 59 55 64 59 55 52 59 55 52 47 44 30 24 20 55 47 40 32 26 14 11 29 24 29 24 29 24 21 18 17 12 21 12 67 59 52 44 37 - 11 9
0.18 0.18 0.15
0.25 0.25 0.25 0.23 0.23 0.20 0.20 0.23 0.20 0.20 0.18 0.20 0.20 0.18 0.15 0.15 0.18 0.18 0.15 0.25 0.23 0.20 0.15 0.15 0.18 0.15 0.18 0.15 0.20 0.18 0.20 0.18 0.18 0.15 0.18 0.15 0.15 0.13 0.15 0.13 0.30 0.28 0.23 0.18 0.15 0.33 0.33 0.15 0.33 0.28 0.18 0.30 0.08 -
Low-Carbon Steel
0.15 0.15 0.13 0.13
1010, 1020, 1025, 1522, 1144, etc.
B
Medium-Carbon Steel
0.15 0.13 0.13 0.10 0.15 0.13 0.13 0.10 0.08
1030, 1040, 1050, 1527, 1140, 1151, etc.
BORING
Alloy Steel
P
4140, 5140, 8640, etc.
High-Strength Alloy
0.13 0.10 0.08 0.15 0.13 0.10 0.08 0.08 0.08 0.08 0.15 0.13 0.15 0.13 0.08 0.08 0.08 0.08 0.08 0.05 0.08 0.05 -
4340, 4330V, 300M, etc.
Structural Steel
C
A36, A285, A516, etc.
Tool Steel
150 - 200
SC
0.10 0.10
H-13, H-21, A-4, 0-2, S-3, etc.
200 - 250 SC, PC
REAMING
High-Temp Alloy
140 - 220 SC, PC
Hastelloy B, Inconel 600, etc.
220 - 310
PC
Titanium Alloy
140 - 220 SC, PC
S
220 - 310
PC
Aerospace Alloy
185 - 275 SC, PC 275 - 350 SC, PC 185 - 275 SC, PC 275 - 350 SC, PC 135 - 185 SC, PC 185 - 275 SC, PC 135 - 185 SC, PC 185 - 275 SC, PC
S82
Stainless Steel 400 Series
416, 420, etc.
D
Stainless Steel 300 Series 304, 316, 17-4PH, etc. Super Duplex Stainless Steel
M
BURNISHING
Wear Plate
400 500 600
SC, PC
Hardox®, AR400, T-1, etc.
PC
H
-
Hardened Steel
300 - 400 400 - 500
PC PC
Nodular, Grey, Ductile Cast Iron
120 - 150 HSS 150 - 200 HSS 200 - 220 HSS 220 - 260 SC, PC 260 - 320 SC, PC
0.18 0.15 0.15 0.13 0.10 0.20 0.20 0.10 0.20 0.15 0.13 0.18
K
E
Cast Aluminium
30
HSS HSS HSS HSS
183
259 137 259 137
229 122 229 122
THREADING
180
91
Wrought Aluminium
30
183
180
91 52 40 91 40
N
Aluminium Bronze
100 - 200 200 - 250
SC SC
76 58
67 52
Brass
100
HSS
136
122
Copper
60
SC
50
46
0.05
Contact our Application Engineering department for assistance when machining these materials
X
SPECIALS
IMPORTANT: The speeds and feeds listed above are a general starting point for all applications. Refer to the Coolant Recommendation charts for coolant requirements to run at the recommended speeds and feeds. Factory technical assistance is available through our Application Engineering department. See adjustment examples on the following page.
A30: 116
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