Carbide grade · Walter · ISO P
Walter WPP20S
WPP20S is a Walter carbide insert grade (Tiger·tec® Silver CVD), applied in the ISO P area. In this cross-reference it appears on 10 insert designations with 6 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 CVD
- ISO application area
- P — steel
- Application range (catalog)
- P20–P30
- Used in
- 10 insert designations in this reference
Equivalent grades — cross-referenced by shared geometry
| Brand | Grade | Coating | Shared designations |
|---|---|---|---|
| ISCAR | IC8250 | SUMO TEC® CVD Al₂O₃ | CNMG120404, CNMG120408, DNMG150604, DNMG150608, DNMG150612, SNMG120404, SNMG120408, SNMG120412, TNMG160408, TNMG160412 |
| Kennametal | KCP25B | KENGold™ CVD | CNMG120404, CNMG120408, DNMG150604, DNMG150608, DNMG150612, SNMG120404, SNMG120408, SNMG120412, TNMG160408, TNMG160412 |
| Mitsubishi | MC6025 | CVD Al₂O₃ | CNMG120404, CNMG120408, DNMG150604, DNMG150608, DNMG150612, SNMG120404, SNMG120408, SNMG120412, TNMG160408, TNMG160412 |
| Sandvik | GC4325 | Inveio® CVD Al₂O₃ | CNMG120404, CNMG120408, DNMG150604, DNMG150608, DNMG150612, SNMG120404, SNMG120408, SNMG120412, TNMG160408, TNMG160412 |
| Seco | TP2500 | Duratomic® CVD | CNMG120404, CNMG120408, DNMG150604, DNMG150608, DNMG150612, SNMG120404, SNMG120408, SNMG120412, TNMG160408, TNMG160412 |
| Tungaloy | T9125 | CVD TiCN/Al₂O₃ | CNMG120404, CNMG120408, DNMG150604, DNMG150608, DNMG150612, SNMG120404, SNMG120408, SNMG120412, TNMG160408, TNMG160412 |
Insert designations using WPP20S
| Designation | Geometry | Catalog code | Application |
|---|---|---|---|
| CNMG120404 | 80° Diamond · 0° clearance · 12mm IC · 0.4mm Rε (finishing) | CNMG120404 WPP20S | P20–P30 |
| CNMG120408 | 80° Diamond · 0° clearance · 12mm IC · 0.8mm Rε | CNMG120408 WPP20S | P20–P30 |
| DNMG150604 | 55° Diamond · 0° clearance · 15mm IC · 0.4mm Rε (finishing) | DNMG150604 WPP20S | P20–P30 |
| DNMG150608 | 55° Diamond · 0° clearance · 15mm IC · 0.8mm Rε | DNMG150608 WPP20S | P20–P30 |
| DNMG150612 | 55° Diamond · 0° clearance · 15mm IC · 1.2mm Rε (roughing) | DNMG150612 WPP20S | P20–P30 |
| SNMG120404 | 90° Square · 0° clearance · 12mm IC · 0.4mm Rε (finishing) | SNMG120404 WPP20S | P20–P30 |
| SNMG120408 | 90° Square · 0° clearance · 12mm IC · 0.8mm Rε | SNMG120408 WPP20S | P20–P30 |
| SNMG120412 | 90° Square · 0° clearance · 12mm IC · 1.2mm Rε (roughing) | SNMG120412 WPP20S | P20–P30 |
| TNMG160408 | 60° Triangle · 0° clearance · 16mm IC · 0.8mm Rε | TNMG160408 WPP20S | P20–P30 |
| TNMG160412 | 60° Triangle · 0° clearance · 16mm IC · 1.2mm Rε (roughing) | TNMG160412 WPP20S | P20–P30 |
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