MITSUBISHI NNMU200708ZEN-MP VP15TF Heptagon Carbide Milling Insert

Product Overview
The MITSUBISHI NNMU200708ZEN-MP VP15TF is a high-precision heptagonal indexable carbide milling insert from MITSUBISHI (Japan), designed for heavy face milling, roughing, and profile milling in steel, stainless steel, and cast iron. It features a 20mm inscribed circle, 7.28mm thickness, 0.8mm corner radius, and MP chipbreaker for efficient chip evacuation. The VP15TF grade is a versatile PVD (Al,Ti)N coated grade with excellent wear and fracture resistance.
Key Features
- Brand: MITSUBISHI (Mitsubishi Materials, Japan)
- Model: NNMU200708ZEN-MP
- Grade: VP15TF (PVD Miracle coating)
- Shape: Heptagon (7-sided), neutral cutting direction
- Size Code: 200708 (20mm IC, 7.28mm thick, 0.8mm corner radius)
- Chipbreaker: MP (for heavy roughing, stable chip control)
- Coating: PVD (Al,Ti)N, high hardness & oxidation resistance
- Edges: 7 usable cutting edges
- Application: Heavy face milling, profiling, roughing
Technical Specifications
| Item |
Parameter |
| Full Model |
NNMU200708ZEN-MP VP15TF |
| Brand |
MITSUBISHI (Japan) |
| Insert Shape |
Heptagonal, Negative Rake |
| Inscribed Circle (IC) |
20 mm |
| Thickness (S) |
7.28 mm |
| Corner Radius (RE) |
0.8 mm |
| Chipbreaker |
MP |
| Grade |
VP15TF |
| Coating |
PVD (Al,Ti)N |
| Material |
Ultra-fine grain cemented carbide |
| No. of Edges |
7 |
| Workpiece Hardness |
HRC ≤ 45 |
| Origin |
Made in Japan |
| Packaging |
10 inserts per plastic box |
Workpiece Materials
- Carbon steels (1045, S45C, A3) – primary
- Alloy steels (4140, 40Cr, HRC < 45)
- Stainless steels (304, 316L, 420)
- Cast iron (HT200, HT250, ductile iron)
Typical Applications
- CNC heavy face milling & profiling of steel components
- High-efficiency roughing, copy milling, and contouring
- Mold & die, automotive, and general mechanical parts
- Recommended for wet cutting (Vc: 150–250 m/min for steel)
Why Choose MITSUBISHI NNMU200708ZEN-MP VP15TF?
- VP15TF grade: Advanced PVD (Al,Ti)N coating + tough ultra-fine grain substrate, excellent heat & wear resistance
- MP chipbreaker: Optimized for heavy roughing, prevents chip clogging
- 7 usable edges: Cost-effective, maximizing tool life
- MITSUBISHI quality: Japanese precision manufacturing, consistent performance