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KOR5™ DS • Radiused • 5 Flutes • 3 x D • Weldon® Shank • Inch
KOR5™ DS Solid Carbide End Mill for Dynamic Milling of Steel and Stainless Steel
Features and benefits
- Designed for trochoidal milling with low radial engagement and full length of cut.
- With chip deformers for ideal chip evacuation at high surface quality.
- Proprietary flute form reduces vibrations and improves tool life.
- Helix angle tailored to minimize vibration and optimize tool life.
- Front end geometry designed for maximum tool life in helical and ramping operations.
Uses and application
Helix Angle: 40°
Side Milling/Shoulder Milling: Square End
Tool Dimensions: Flute Configuration: 5
Corner Style: Corner Radius
Trochoidal Milling
Shank - Cylindrical Weldon
Ramping: 5°
Workpiece Materials
P
Steel
M
Stainless Steel
K
Cast Iron
S
High-Temp Alloys
H
Hardened Materials
Filters and Columns
Filters
Filters
Filters
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Metric
Inch
Workpiece Material
Workpiece Material
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P Steel (6)
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P0Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(6)
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P1Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(6)
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P2Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(6)
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P3Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(6)
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P4Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(6)
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P5Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(6)
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P6High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(6)
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M Stainless Steel (6)
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M1Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(6)
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M2High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(6)
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M3Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(6)
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K Cast Iron (6)
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K1Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(6)
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K2Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(6)
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K3High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(6)
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S High-Temp Alloys (6)
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S1Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(6)
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S2Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(6)
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S3Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(6)
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S4Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS(6)
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H Hardened Materials (6)
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H1Hardened Materials 44-48 HRC(6)
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H2Hardened Materials 48-55 HRC(6)
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Applications
Applications
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Pocket Helical (6)
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Pocket Milling (6)
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Shoulder Milling (6)
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Trochoidal Milling (6)
Cutting Diameter
Cutting Diameter
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0.625 in (1)
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1.0 in (1)
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Cutting Diameter
Cutting Diameter
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6.351 mm (1)
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9.525 mm (1)
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12.701 mm (1)
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15.875 mm (1)
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19.05 mm (1)
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25.401 mm (1)
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Cutting Length
Cutting Length
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19.05 mm (1)
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28.576 mm (1)
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38.1 mm (1)
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47.625 mm (1)
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57.151 mm (1)
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76.2 mm (1)
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Cutting Length
Cutting Length
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1.875 in (1)
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Corner Radius
Corner Radius
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0.03 in (4)
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0.06 in (2)
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Corner Radius
Corner Radius
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0.75 mm (4)
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1.526 mm (2)
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Back-End
Back-End Diameter
Back-End Diameter
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6.351 mm (1)
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9.525 mm (1)
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12.701 mm (1)
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15.875 mm (1)
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19.05 mm (1)
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25.401 mm (1)
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Back-End Diameter
Back-End Diameter
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Metric
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Metric
Inch
| SAP Material Number | ISO Catalog Number | ANSI Catalog Number | Grade | Adapter Style Machine Side | [Re] Corner Radius | [Re] Corner Radius | [Z] Number of Flutes | [D1] Effective Cutting Diameter | [D1] Effective Cutting Diameter | [D] Adapter / Shank / Bore Diameter | [D] Adapter / Shank / Bore Diameter | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| 6769786 | KOR5RA0250R075HBR030 | KOR5RA0250R075HBR030 | KC643M | Weldon | 0.7620 | .0300 | 5 | 6.3500 | .2500 | 6.35 | .25 |
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List price:
$54.47
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| 6769787 | KOR5RA0375R113HBR030 | KOR5RA0375R113HBR030 | KC643M | Weldon | 0.7620 | .0300 | 5 | 9.5250 | .3750 | 9.525 | .375 |
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List price:
$90.33
/each
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| 6769789 | KOR5RA0500R150HBR030 | KOR5RA0500R150HBR030 | KC643M | Weldon | 0.7620 | .0300 | 5 | 12.7000 | .5000 | 12.7 | .5 |
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List price:
$124.31
/each
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| 6769790 | KOR5RA0625R188HBR030 | KOR5RA0625R188HBR030 | KC643M | Weldon | 0.7620 | .0300 | 5 | 15.8750 | .6250 | 15.875 | .625 |
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List price:
$243.85
/each
Your price:
Qty
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| 6769791 | KOR5RA0750R225HBR060 | KOR5RA0750R225HBR060 | KC643M | Weldon | 1.5240 | .0600 | 5 | 19.0500 | .7500 | 19.05 | .75 |
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List price:
$394.26
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| 6769792 | KOR5RA1000R300HBR060 | KOR5RA1000R300HBR060 | KC643M | Weldon | 1.5240 | .0600 | 5 | 25.4000 | 1.000 | 25.4 | 1.0 |
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List price:
$576.89
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Replacement
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Grades
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KC643M
Coated fine-grain grade with PVD multilayer (AlTiN). KC643M™ is a very thin and hard PVD coating particularly suited for cutting steel, cast iron, stainless steel (wet), and titanium (wet). This grade can be used for materials with hardness up to 52 HRC.
P SteelS High-Temp AlloysH Hardened MaterialsK Cast IronM Stainless Steel
KOR5™ DS • 5 Flutes • 3 x D • Adjustment factor table for feed calculation • Inch
| Ae/D1 | 0.50% | 1.00% | 1.50% | 2.00% | 4.00% | 5.00% | 8.00% | 10.00% | |
| Speed factor | Kv | 2.15 | 2.11 | 2.07 | 1.48 | 1.11 | 1.07 | 1.04 | 1.00 |
| Feed factor | KFz | 1.65 | 1.53 | 1.47 | 1.41 | 1.35 | 1.29 | 1.18 | 1.00 |
KOR5™ DS • 5 Flutes • 3 x D • Application Data • Inch
| Material Group |  <="" td=""> |  <="" td="" /> |
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| Side Milling (A) | Recommended feed per tooth (IPT = inch/th) for side milling (A). | ||||||||||||
| A | KC643M | D1 Diameter | |||||||||||
| Cutting Speed vc SFM | frac. | 1/4 | 3/8 | 1/2 | 5/8 | 3/4 | 1 | ||||||
| ap | ae | Min | Max | dec. | .2500 | .3750 | .5000 | .6250 | .7500 | 1.0000 | |||
| P | 0 | 3 x D | 0.1 x D | 500 | – | 1440 | IPT | .0022 | .0033 | .0041 | .0047 | .0053 | .0059 |
| 1 | 3 x D | 0.1 x D | 500 | – | 1440 | IPT | .0022 | .0033 | .0041 | .0047 | .0053 | .0059 | |
| 2 | 3 x D | 0.1 x D | 460 | – | 1370 | IPT | .0022 | .0033 | .0041 | .0047 | .0053 | .0059 | |
| 3 | 3 x D | 0.1 x D | 400 | – | 1150 | IPT | .0018 | .0027 | .0035 | .0041 | .0046 | .0054 | |
| 4 | 3 x D | 0.1 x D | 300 | – | 1080 | IPT | .0017 | .0025 | .0031 | .0036 | .0040 | .0046 | |
| 5 | 3 x D | 0.1 x D | 200 | – | 720 | IPT | .0015 | .0022 | .0028 | .0033 | .0037 | .0043 | |
| 6 | 3 x D | 0.1 x D | 170 | – | 540 | IPT | .0012 | .0018 | .0023 | .0027 | .0030 | .0034 | |
| M | 1 | 3 x D | 0.1 x D | 300 | – | 830 | IPT | .0018 | .0027 | .0035 | .0041 | .0046 | .0054 |
| 2 | 3 x D | 0.1 x D | 200 | – | 580 | IPT | .0015 | .0022 | .0028 | .0033 | .0037 | .0043 | |
| 3 | 3 x D | 0.1 x D | 200 | – | 510 | IPT | .0012 | .0018 | .0023 | .0027 | .0030 | .0034 | |
| K | 1 | 3 x D | 0.1 x D | 400 | – | 1080 | IPT | .0022 | .0033 | .0041 | .0047 | .0053 | .0059 |
| 2 | 3 x D | 0.1 x D | 370 | – | 1010 | IPT | .0018 | .0027 | .0035 | .0041 | .0046 | .0054 | |
| 3 | 3 x D | 0.1 x D | 370 | – | 940 | IPT | .0015 | .0022 | .0028 | .0033 | .0037 | .0043 | |
| S | 1 | 3 x D | 0.1 x D | 170 | – | 650 | IPT | .0018 | .0027 | .0035 | .0041 | .0046 | .0054 |
| 2 | 3 x D | 0.1 x D | 80 | – | 580 | IPT | .0015 | .0022 | .0028 | .0033 | .0037 | .0043 | |
| 3 | 3 x D | 0.1 x D | 80 | – | 290 | IPT | .0010 | .0015 | .0018 | .0022 | .0025 | .0029 | |
| 4 | 3 x D | 0.1 x D | 170 | – | 430 | IPT | .0013 | .0020 | .0026 | .0030 | .0034 | .0040 | |
| H | 1 | 3 x D | 0.1 x D | 270 | – | 1010 | IPT | .0017 | .0025 | .0031 | .0036 | .0040 | .0046 |
| 2 | 3 x D | 0.1 x D | 230 | – | 870 | IPT | .0012 | .0018 | .0023 | .0027 | .0030 | .0034 | |
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KOR™ Series End Mills: Solid End Mills for Dynamic Milling
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KOR™5DS
