Application Guide

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Endmills - Technical Info
Endmills
Tech Info -
General Purpose 3 & 4-Flute Long Reach Micro Endmills Speeds & Feeds
Material Grades Cut Type
Axial
DOC
Radial
DOC
SFM SFM Feed by Endmill Diameter (IPT)
Uncoated AlTiN .0150 .0300 .0450 .0600 .0750 .0900 .1000
P - Steels
High Strength Tool Steel A2, D2, P20, H11, H13, S2, 01
Slotting .2 x D .2 x D 130 195 .00004 .00008 .00008 .00012 .00016 .00020 .00024
Finish .2 x D .3 x D 130 195 .00003 .00006 .00006 .00009 .00012 .00015 .00018
Low Carbon
A36, 12L14, 12L15, 1005, 1018,
1020, 1108-1119, 1213-1215,
1513-1518, 4012
Slotting .2 x D .2 x D 195 400 .00020 .00020 .00030 .00030 .00040 .00050 .00060
Finish .2 x D .3 x D 195 400 .00015 .00015 .00023 .00023 .00030 .00038 .00045
Medium Carbon
1040-1095, 1140-1151, 1330-
1345, 1520-1572, 4023-4063,
4120-4161, 4330-4340, 4620-
4640, 8620-8660, 8740-8750,
6150, 51000, 52100
Slotting .2 x D .2 x D 195 260 .00030 .00030 .00040 .00050 .00060 .00070 .00080
Finish .2 x D .3 x D 195 260 .00023 .00023 .00030 .00038 .00045 .00053 .00060
M - Stainless Steels
Austenitic 301-304L, 310, 316L, 321, 347
Slotting .2 x D .2 x D 80 145 .00004 .00008 .00008 .00012 .00016 .00020 .00024
Finish .2 x D .3 x D 80 145 .00004 .00008 .00008 .00012 .00016 .00020 .00024
Martensitic
403, 410, 416, 420, 430, 431,
440
Slotting .2 x D .2 x D 80 145 .00004 .00008 .00008 .00012 .00016 .00020 .00024
Finish .2 x D .3 x D 80 145 .00004 .00008 .00008 .00012 .00016 .00020 .00024
Precipitation Hardening
12/8, 15/5, 17/4, AM-350/355/
363, PH13-8MO, PH14-8/MO
Slotting .2 x D .2 x D 80 145 .00004 .00008 .00008 .00012 .00016 .00020 .00024
Finish .2 x D .3 x D 80 145 .00004 .00008 .00008 .00012 .00016 .00020 .00024
K - Cast Irons
Ductile A536, J434, 60-40-18
Slotting .2 x D .2 x D 195 260 .00040 .00080 .00100 .00120 .00160 .00200 .00230
Finish .2 x D .3 x D 195 260 .00012 .00024 .00030 .00036 .00048 .00060 .00069
Gray
A48, A436, A319, Class 20,
G4000
Slotting .2 x D .2 x D 195 260 .00040 .00080 .00100 .00120 .00160 .00200 .00230
Finish .2 x D .3 x D 195 260 .00012 .00024 .00030 .00036 .00048 .00060 .00069
Malleable A220, A602, J158
Slotting .2 x D .2 x D 195 260 .00040 .00080 .00100 .00120 .00160 .00200 .00230
Finish .2 x D .3 x D 195 260 .00012 .00024 .00030 .00036 .00048 .00060 .00069
N - Non-Ferrous
Aluminum Alloys 2014, 2024, 6061, 7075
Slotting .2 x D .2 x D 490 N/A .00020 .00030 .00050 .00070 .00090 .00110 .00130
Finish .2 x D .3 x D 490 N/A .00003 .00005 .00009 .00012 .00015 .00019 .00022
Aluminum High Silicon A380, A390
Slotting .2 x D .2 x D 490 N/A .00020 .00030 .00050 .00070 .00090 .00110 .00130
Finish .2 x D .3 x D 490 N/A .00003 .00005 .00009 .00012 .00015 .00019 .00022
Brass/Bronze
Aluminum Bronze, Low Silicon
Bronze
Slotting .2 x D .2 x D 365 400 .00020 .00030 .00040 .00050 .00060 .00070 .00080
Finish .2 x D .3 x D 365 400 .00013 .00020 .00026 .00033 .00039 .00046 .00052
Composites
G-10, Fiberglass, Graphite,
Graphite Epoxy, Plastics
Slotting .2 x D .2 x D 260 N/A .00010 .00020 .00030 .00040 .00040 .00050 .00050
Finish .2 x D .3 x D 260 N/A .00010 .00020 .00030 .00040 .00040 .00050 .00050
Copper
Slotting .2 x D .2 x D 400 500 .00020 .00030 .00040 .00050 .00060 .00070 .00080
Finish .2 x D .3 x D 400 500 .00020 .00030 .00040 .00050 .00060 .00070 .00080
Magnesium
Slotting
.2 x D .2 x D 800 800 .00020 .00030 .00040 .00050 .00060 .00070 .00080
Finish
.2 x D .3 x D 800 800 .00020 .00030 .00040 .00050 .00060 .00070 .00080
S - High Temp Alloys
Cobalt Base
Stellite, HS-21, Haynes 25/188,
X40, L605
Slotting .2 x D .2 x D N/A 80 .00006 .00008 .00008 .00012 .00012 .00015 .00024
Finish .2 x D .3 x D N/A 80 .00003 .00004 .00004 .00006 .00006 .00008 .00012
Iron Base
Incoloy 800-802, Multmet N-155,
Timkin 16-25-6, Carpenter
22-b3
Slotting .2 x D .2 x D N/A 300 .00010 .00020 .00030 .00040 .00050 .00060 .00070
Finish .2 x D .3 x D N/A 300 .00005 .00010 .00015 .00020 .00025 .00030 .00035
Nickel Base
Inconel 625/718, Inco 700, 713C,
718, Monel 400-401, 404, K401,
Rene, Rene 41 & 95 Hastelloy,
Waspoloy, Udimet 500 & 700
Slotting .2 x D .2 x D N/A 80 .00006 .00008 .00008 .00012 .00012 .00015 .00024
Finish .2 x D .3 x D N/A 80 .00003 .00004 .00004 .00006 .00006 .00008 .00012
Titanium
Commercially Pure, 6Al-4V
ASTM 1/2/3, 6Al-25N-4Zr-2Mo-
Si, Ti-8Al-1Mo, Ti-8Al-4Mo
Slotting .2 x D .2 x D N/A 80 .00004 .00008 .00008 .00012 .00016 .00020 .00024
Finish .2 x D .3 x D N/A 80 .00003 .00006 .00006 .00009 .00012 .00015 .00018
D = tool diameter. Reduce feed rates by 20% when using long length tools. Starting parameters shown.
NOTE: Speeds and Feeds listed are estimated and will vary by application.
These General Purpose tools can be found on pages 118-133, 139-140 & 180.

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