Page 78 - Carbide drills I Thread cutting tools 2023

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Application Material [mm] [m/min] [mm] [min ] -1 [mm/min] [cm /min]
3
Hardened tool steel 4.80 35 0.0740 2320 172 3.1
42 - 48 HRC 5.00 35 0.0760 2230 170 3.3
5.20 35 0.0780 2140 167 3.5
5.50 35 0.0810 2025 164 3.9
5.70 35 0.0840 1955 164 4.2
6.00 35 0.0870 1855 161 4.6
6.30 35 0.0900 1770 159 5.0
6.50 35 0.0920 1715 158 5.2
6.80 35 0.0950 1640 156 5.7
Hardened tool steel 4.80 30 0.0740 1990 147 2.7
48 - 52 HRC 5.00 30 0.0760 1910 145 2.9
5.20 30 0.0780 1835 143 3.0
5.50 30 0.0810 1735 141 3.3
5.70 30 0.0840 1675 141 3.6
6.00 30 0.0870 1590 138 3.9
6.30 30 0.0900 1515 136 4.3
6.50 30 0.0920 1470 135 4.5
6.80 30 0.0950 1405 134 4.8
Hardened tool steel 4.80 30 0.0740 1990 147 2.7
52 - 56 HRC 5.00 30 0.0760 1910 145 2.9
5.20 30 0.0780 1835 143 3.0
5.50 30 0.0810 1735 141 3.3
5.70 30 0.0840 1675 141 3.6
6.00 30 0.0870 1590 138 3.9
6.30 30 0.0900 1515 136 4.3
6.50 30 0.0920 1470 135 4.5
6.80 30 0.0950 1405 134 4.8
Hardened tool steel 4.80 25 0.0480 1660 80 1.4
56 - 60 HRC 5.00 25 0.0500 1590 80 1.6
5.20 25 0.0510 1530 78 1.7
5.50 25 0.0530 1445 77 1.8
5.70 25 0.0540 1395 75 1.9
6.00 25 0.0560 1325 74 2.1
6.30 25 0.0580 1265 73 2.3
6.50 25 0.0600 1225 74 2.4
6.80 25 0.0620 1170 73 2.6
Hardened tool steel 4.80 20 0.0410 1325 54 1.0
> 60 HRC 5.00 20 0.0420 1275 54 1.1
5.20 20 0.0430 1225 53 1.1
5.50 20 0.0450 1155 52 1.2
5.70 20 0.0460 1115 51 1.3
6.00 20 0.0480 1060 51 1.4
6.30 20 0.0490 1010 50 1.5
6.50 20 0.0500 980 49 1.6
6.80 20 0.0520 935 49 1.8

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