GST series parting and grooving tools
GST series cover GSTC and GSTS series products, are made by precision grinding and have high dimensional accuracy and surface quality. Matched with a variety of tool holders, they are particularly suitable for parting and slotting of small parts.
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- Feature
- Application
- Application case
Insert characteristics
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GSTC/S-for grooving and parting of small parts;
●Sharp edge, large rake angle design, cutting light and fast, to ensure the surface quality of the machined parts； ●Sharp grinding type cutting edge; ●Special mounting angle for stable tool set-up |
Grade introduction
Provide special PVD grade of small parts，Suitable for machining of steel, stainless steel, and other material parts
PVD：GAT7115 GAT7125
Tool holder characteristics
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GST-for grooving and parting Tool holders of small parts
●The Tool holders Including GST series and GST-RS back turning series ●Height and width of Holder:1010、1212、1616 |
Inserts：
GSTC/S Series Recommended Cutting Datas
| ISO | Workpiece Material | Hardness (HB) | series | Grade | Cutting Speed Vc(m/min) | Feel
(mm/rev) |
| P | steels | ≤300 | GSTC | GAT7115 | 120(60-180) | 0.02(0.01-0.03) |
| GAT7125 | 90(40-150) | |||||
| GSTS | GAT7115 | 120(60-180) | 0.02(0.01-0.03) | |||
| GAT7125 | 90(40-150) | |||||
| M | stainless steels | ≤300 | GSTC | GAT7115 | 100(60-150) | 0.015(0.01-0.02) |
| GAT7125 | 80(40-130) | |||||
| GSTS | GAT7115 | 100(60-150) | 0.015(0.01-0.02) | |||
| GAT7125 | 80(40-130) |
Tool holders：
Provide various Tool holders，Including GST series and GST-RS back turning series。
| No. | Holder series | Machining type | Fig | Remark |
| 1 | GST | Excircle machining |  |
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| 2 | GST-RS | Excircle machining |  |
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GSTC cutting processing case( Pin shaft)
| Insert | GSTC4R200N-U |  |
| Grade | GAT7125 | |
| Material | 20CrMo | |
| Speed | 69m/min | |
| Feed | 0.03mm/r |  |
| Depth | 3.0mm | |
| Cooling | Water-based emulsion/external cooling | |
| Machining type | External grooving |
