Mitsubishi GY2M0200D020N-MM VP20RT Grooving Insert | MMC Japan
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GY2M0200D020N-MM VP20RT
Mitsubishi Materials | GY Series Grooving System
The Mitsubishi GY2M0200D020N-MM VP20RT is a professional-grade 2.0mm width insert specifically designed for the modular GY Series grooving system. This insert features the advanced VP20RT Miracle PVD coating, engineered for extreme reliability when machining Stainless Steel and Tough Alloys. The MM chipbreaker (Medium Cutting) is the versatile industry standard for excellent chip control in both grooving and turning applications.
Technical Specifications
| Part Number (Metric) | GY2M0200D020N-MM |
|---|---|
| ANSI Designation (Inch) | GY2M 079-D008-MM |
| Groove Width (CW) | 2.0 mm (.0787") |
| Corner Radius (RE) | 0.2 mm (.0079") |
| Coating Grade | VP20RT (Miracle PVD) |
VP20RT Miracle Coating
The VP20RT grade utilizes a high-adhesion PVD coating that excels in preventing thermal cracking. It is the first choice for heat-resistant alloys and austenitic stainless steels, providing a stable cutting edge during high-temperature grooving cycles.
MM Chipbreaker Logic
The MM (Medium Cutting) geometry is designed for balanced chip evacuation. It effectively prevents long, stringy chips in steel and stainless steel, ensuring a high-quality surface finish and reducing machine downtime.
Recommended Cutting Parameters
| Workpiece Material | Cutting Speed ($v_c$) | Feed Rate ($f$) |
|---|---|---|
| Stainless Steel (304/316) | 80 - 150 m/min | 0.05 - 0.15 mm/rev |
| Carbon / Alloy Steel | 100 - 180 m/min | 0.05 - 0.18 mm/rev |
MODULAR SYSTEM COMPATIBILITY
This insert must be used with the GY Series Modular System (Holder + Blade).
SHOP GY TOOL HOLDERS & BLADES →Metric (ISO) vs. Inch (ANSI) Reference
| Measurement | Metric: GY2M0200D020N | Inch: GY2M 079-D008 |
|---|---|---|
| Groove Width | 2.00 mm | .0787" |
| Corner Radius | 0.20 mm | .0079" |