G-Notch series parting and grooving tools
G-Notch series cover GNGP, GNGDP, GNR series and other products, are made by precision grinding and have high dimensional accuracy and surface quality. Matched with a variety of tool holders, they can realize precision slotting and profile machining.
 |
 |
 |
 |
- Feature
- Application
- Application case
insert characteristics
  |
G-Notch-Low feed for Precision grooving
● Fully ground grooves, rake and relief angle and cutting edges ensure the accuracy of dimensions ● Two-dimensional chip breaker groove ensures smooth chip discharge ● Unique edge treatment ensures edge sharpness and strength. ； |
Grade introduction：
Multiple coating grades, covering the processing needs of materials such as steel, stainless steel, cast iron, and high-temperature alloys etc.
PVD：GM3225
Tool holder characteristics
|
●Stability：
● The blade positioning surface adopts grinding processing to ensure the positioning accuracy; ● The holder and blade are clamped by a clamp plate to ensure stable clamping in three directions; ● The threaded clamp plate can realize quick set-ups |
Inserts：
G-Notch
| Width
(mm) |
Feed
Fz（mm/r） |
| 0.79-1.50 | 0.08（0.03-0.12） |
| 1.50-2.50 | 0.10（0.04-0.16） |
| 2.50-3.50 | 0.12（0.05-0.20） |
| 3.50-4.50 | 0.14（0.05-0.25） |
Tool holders：
The types and specifications of the tool holder are complete, covering a wide range, and can meet the processing needs of excircle machining and inner-hole processing.
| Number | Series | Method | Illustration | Notes |
| 1 | GNS | Excircle machining |  |
 |
| 2 | GNR | Excircle machining |  |
 |
| 3 | GNE | Excircle machining |  |
 |
| 4 | GNA | Inner-hole processing |  |
 |
G-Notch Cutting processing case（Bearing）
| Insert | GNGP3M120L |  |
| Grade | GST7135 | |
| Material | 20CrMnTi
(170-210HB) |
|
| Speed | 56.5-63m/min | |
| Feed | 0.03-0.05mm/r |  |
| Depth | 1.8mm | |
| Cooling | Water-based emulsion/external cooling | |
| Method | Inner grooving |
