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Sign In| SAP Material Number | 6969275 |
| ISO Catalog Number | HDHN070408ER |
| ANSI Catalog Number | HDHN432ER |
| Grade | KCK20B |
| [D] Insert IC Size | 12.7000 mm |
| [D] Insert IC Size | .5000 in |
| [S] Insert Thickness | 4.7600 mm |
| [S] Insert Thickness | .1870 in |
| [L10] Insert Cutting Edge Length | 5.2000 mm |
| [L10] Insert Cutting Edge Length | .2050 in |
| [Rε] Corner Radius | 0.8000 mm |
| [Rε] Corner Radius | .0320 in |
| Cutting Edges per Insert | 6 |
| – | 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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