Carbide grade · Walter · ISO P
Walter WPP20S
WPP20S is a Walter carbide insert grade (Tiger·tec® Silver), applied in the ISO P area. In this cross-reference it appears on 5 insert designations with 8 comparable grades from ISCAR, Kennametal, Mitsubishi, Sandvik, Seco, Tungaloy. Equivalents share the insert geometry, not the process — verify on a sample part before switching.
Grade summary — Walter WPP20S
- Brand
- Walter
- Coating / substrate
- Tiger·tec® Silver
- ISO application area
- P — steel
- Application range (catalog)
- P15–P30 · P20–P40 · P25–P45
- Used in
- 5 insert designations in this reference
Equivalent grades — cross-referenced by shared geometry
| Brand | Grade | Coating | Shared designations |
|---|---|---|---|
| ISCAR | IC8250 | SUMO TEC® PVD | APMT1604PDER, CNMG120408, DNMG150608, SNMG120408, TNMG160408 |
| Kennametal | KC5010 | KENGold™ | APMT1604PDER, CNMG120408, DNMG150608, SNMG120408, TNMG160408 |
| Mitsubishi | MC6025 | Smart Miracle® CVD | CNMG120408 |
| Mitsubishi | VP15TF | PVD TiAlN nano | DNMG150608, TNMG160408 |
| Sandvik | GC4220 | PVD TiAlN | APMT1604PDER |
| Sandvik | GC4325 | Inveio® CVD Al₂O₃ | CNMG120408, DNMG150608, SNMG120408, TNMG160408 |
| Seco | TP2500 | PVD TiAlSiN Duratomic® | DNMG150608, TNMG160408 |
| Tungaloy | T9115 | AH multilayer CVD | CNMG120408, DNMG150608, SNMG120408, TNMG160408 |
Insert designations using WPP20S
| Designation | Geometry | Catalog code | Application |
|---|---|---|---|
| APMT1604PDER | Parallelogram · 11° clearance (positive) · face milling | APMT 160404PDER-NM4 WPP20S | P15–P30 |
| CNMG120408 | 80° Diamond · 0° clearance · 12mm IC · 0.8mm Rε | CNMG 12 04 08-NM6 WPP20S | P20–P40 |
| DNMG150608 | 55° Diamond · 0° clearance · 15mm IC · 0.8mm Rε | DNMG 15 06 08 WPP20S | P20–P40 |
| SNMG120408 | 90° Square · 0° clearance · 12mm IC · 0.8mm Rε | SNMG 12 04 08 WPP20S | P25–P45 |
| TNMG160408 | 60° Triangle · 0° clearance · 16mm IC · 0.8mm Rε | TNMG 16 04 08 WPP20S | P25–P45 |
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