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KCFM™ 45 • PCBN Insert • HDHN • Semi-Finishing
Milling insert with corner radii • Honed T-Land
Features and benefits
- Milling insert for cast iron and compacted graphite iron (CGI) machining.
- Indexabe milling insert with six cutting edges.
- PcBN inserts for highest productivity, ideal for fine finishing.
- Low cutting forces.
Workpiece Materials
K
Cast Iron
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Workpiece Material
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K Cast Iron (1)
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K1Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(1)
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K2Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(1)
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K3High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(1)
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| SAP Material Number | ISO Catalog Number | ANSI Catalog Number | Grade | [D] Insert IC Size | [D] Insert IC Size | [S] Insert Thickness | [S] Insert Thickness | [L10] Insert Cutting Edge Length | [L10] Insert Cutting Edge Length | [Rε] Corner Radius | [Rε] Corner Radius | Average Chip Thickness [HM] | Average Chip Thickness [HM] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6210796 | HDHN070408SR | HDHN432SR | KBK50 | 12.7000 | .5000 | 4.7600 | .1870 | 5.2000 | .2050 | 0.8000 | .0320 | 0.0900 | .0040 |
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$265.24
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Grades
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KBK50
A high CBN content, PcBN tip brazed onto a carbide insert.
Designed to machine at highest speeds and tool life on semi-finishing and finishing cast iron materials.K Cast Iron
Insert Selection Guide
| – | Fine Finishing | Semi-Finishing | ||
| Material Group | Option 1: CBN | Option 2: Coated Carbide | Option 1: Advanced Material | Option 2: Coated Carbide |
| K1K2 | .S..R KBK50 | .E..R KC514M | .S..R KY3500/KBK50 | .E..R KC514M |
| K3 | – | .E..R KC514M | – | .E..R KC514M |
| Insert Geometry | Recommended Starting Feed per Tooth (Fz) in Relation to % of Radial Engagement (ae) | Insert Geometry | ||||||||||||||
| 5% | 10% | 20% | 30% | 40–100% | ||||||||||||
| -SR | 0,06 | 0,12 | -SR | |||||||||||||
| -ER | 0,10 | 0,18 | -ER | |||||||||||||
| Fine Finishing | Semi-Finishing | Roughing |
| Material Group | KC514M | KBK50 | KY3500 | |||||||
| K | 1 | 950 | 625 | 445 | 3935 | 2625 | 1970 | 3165 | 2870 | 2560 |
| 2 | 740 | 525 | 375 | 3935 | 2625 | 1970 | 2495 | 2245 | 2085 | |
| 3 | 625 | 445 | 360 | 3935 | 2625 | 1970 | 2100 | 1870 | 1705 | |
| Material Group | KC514M | KBK50 | KY3500 | |||||||
| K | 1 | 760 | 500 | 355 | – | – | – | – | – | – |
| 2 | 590 | 420 | 300 | – | – | – | – | – | – | |
| 3 | 500 | 355 | 290 | – | – | – | – | – | – | |
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