Sumitomo - NU-WNMA431 Grade BN250 PCBN Turning Insert - Uncoated, 80° Trigon, 1/2" Inscr Circle, 3/16" Thick, 1/64" Corner Radius
Item #: 32995227
Brand: Sumitomo
Model #: 1657BRM
Exact Tooling IR#: 04
Features and Benefits
Polycrystalline cubic boron nitride (PCBN) is similar to diamond. It is commonly used on hardened steels, cast iron, carbide, nickel alloys and hard ferrous materials.
| Product Specifications | |
|---|---|
| Insert Style | NU-WNMA |
| Insert Size | 431 |
| Material | PCBN |
| Inscribed Circle (mm) | 12.70 |
| Inscribed Circle (Decimal Inch) | 0.5000 |
| Inscribed Circle (Inch) | 1/2 |
| Thickness (Inch) | 3/16 |
| Thickness (Decimal Inch) | 0.1875 |
| Corner Radius (Inch) | 1/64 |
| Corner Radius (Decimal Inch) | 0.0156 |
| Manufacturer's Grade | BN250 |
| Coating | Uncoated |
| Material Grade | C4 |
| Hole Diameter (Decimal Inch) | 0.2031 |
| Rake | Negative |
| Relief Angle | 0 |
| Included Angle | 80 |
| Maximum Depth of Cut (Decimal Inch) | 0.0150 |
| Insert Holding Method | Pin & Clamp |
| Shape | Trigon |
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