Mitsubishi WNMG080404-MA VP15TF Carbide Turning Inserts (10pcs/box) - BEYOND

Mitsubishi WNMG080404-MA VP15TF Carbide Turning Inserts (10pcs/box)

$92.26 USD

Price shown is a starting point. Contact us for a precise quote based on your requirements.

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Description

MITSUBISHI WNMG080404-MA VP15TF

Universal PVD Miracle Coating | 100% Made in Japan

Product Overview

The Mitsubishi WNMG080404-MA VP15TF is a highly versatile, double-sided 80° trigon negative insert designed for universal CNC machining. Featuring the legendary VP15TF PVD Miracle Coating, this insert excels across a wide variety of materials including steel, stainless steel, and heat-resistant alloys. Its high resistance to thermal cracking and welding makes it the premier choice for precision turning where reliability is paramount. With a sharp 0.4mm radius and the MA chipbreaker, it delivers exceptional surface finishes in medium-to-light duty applications.

ISO Designation Identification

W
Trigon 80°
N
Negative 0°
M
Tolerance
G
Hole/Chip
08
IC 12.7mm
04
Thick 4.76mm
04
Radius 0.4mm
MA
Medium Cut

Technical Specifications: Metric vs. Imperial

Feature Metric (ISO) Imperial (ANSI)
Model Number WNMG 080404-MA WNMG 431-MA
Inscribed Circle (IC) 12.7 mm 0.500 inch
Corner Radius 0.4 mm 0.016 inch

VP15TF Miracle Grade: The PVD Standard

The VP15TF grade is Mitsubishi's benchmark PVD (Physical Vapor Deposition) coating. Known as "Miracle Coating," it provides an incredibly smooth surface that reduces friction and prevents "built-up edge" (BUE), which is common in stainless steel turning. This universal grade handles steel, cast iron, and difficult-to-cut materials with high toughness and predictable wear patterns.

MA Chipbreaker Geometry

The MA chipbreaker is an all-purpose medium-range geometry. It balances a sharp cutting edge for low cutting resistance with a land that reinforces the edge stability. For multi-material machining, the MA geometry provides excellent chip control across diverse depths of cut, ensuring safety for your CNC turning tool holder and workpiece finish.

Recommended Cutting Parameters

Optimized for Multi-Material (P, M, K-Class):

  • Cutting Speed (Vc): 80 - 200 m/min (260 - 655 SFM)
  • Feed Rate (f): 0.10 - 0.30 mm/rev (0.004 - 0.012 ipr)
  • Depth of Cut (ap): 0.5 - 3.0 mm

*Note: Use high-pressure coolant for stainless steel to maximize tool life.*

Compatible Holders:

Shop MWLNR / DWLNR Holders

Verified Global Customer Reviews

⭐⭐⭐⭐⭐ "Truly Universal" - Mark T., USA
"I use VP15TF for everything from mild steel to 304 stainless. It just works. Excellent life."

⭐⭐⭐⭐⭐ "Authentic Mitsubishi" - Hans L., Germany
"The precision from Japan is evident. Surface finish on my parts is mirror-like with the 04 radius."

⭐⭐⭐⭐ "Stable Performance" - Kenji S., Japan
"Consistent performance in our CNC lathes. The MA chipbreaker manages chips perfectly."

⭐⭐⭐⭐⭐ "Great for Small Lathes" - Liam J., Australia
"Low cutting resistance makes this perfect for our smaller machines. Highly recommend the 080404 size."

⭐⭐⭐⭐⭐ "Cost-Effective" - Andrej B., Poland
"6 usable edges per insert. VP15TF is the best cost-to-performance ratio for job shops."

Technical Q&A

Q: Why use PVD (VP15TF) over CVD (MC6025)?

A: PVD coatings are thinner and allow for a sharper edge. This is vital for precision turning and preventing work hardening in stainless steel.

Q: Is this insert suitable for finishing?

A: With a 0.4mm (04) radius, it is excellent for light finishing and medium cutting. For heavy roughing, a 0.8mm or 1.2mm radius is better.

Q: How many edges does it have?

A: This is a double-sided negative insert, providing 6 usable cutting edges (3 per side).

Expert Choice: VP15TF vs VP20RT

For General Purpose Multi-Material Machining, use VP15TF. If you are specifically machining Heat Resistant Alloys or require higher toughness, consider the VP20RT grade.

Technical FAQ & Buying Guide

Are your carbide inserts interchangeable with major brands like Sandvik, Iscar, or Kennametal?

Absolutely. Our CNC carbide inserts (including CNMG, WNMG, DNMG, and APMT series) are manufactured strictly adhering to international ISO/ANSI specifications. A CNMG 120408 from OYYU BEYOND will flawlessly fit any standard turning tool holder or indexable tool from major global brands like Sandvik Coromant, Kennametal, Iscar, Walter, or SECO, providing a highly cost-effective premium alternative without sacrificing tolerance or tool life.

How do I choose the correct insert grade and chipbreaker for machining Stainless Steel (M) vs. Carbon Steel (P)?

We offer optimized CVD and PVD multi-layer coatings for different ISO material groups:

  • For Carbon/Alloy Steel (ISO P): Choose our thick multi-layer CVD coated grades (e.g., Al2O3 + TiN). They provide exceptional crater wear resistance and thermal barriers during high-speed dry or wet roughing.
  • For Stainless Steel (ISO M): Choose our nano-structured PVD coated grades with sharp, positive chipbreakers (like -TM or -MA). This combination prevents work hardening and effectively controls sticky chips.
What are the recommended cutting speed (Vc) and feed rate (f) parameters to maximize tool life?

The optimal cutting parameters vary depending on the workpiece hardness and operation type:

  • For General Steel Turnings: Recommended cutting speed ($V_c$) ranges from 150 to 280 m/min, with a feed rate ($f$) of 0.15 to 0.45 mm/rev.
  • For Stainless Steel Finishing: Recommended cutting speed ($V_c$) is 120 to 200 m/min, with a feed rate ($f$) of 0.10 to 0.25 mm/rev.Always adjust parameters based on early wear patterns: increase $V_c$ if built-up edge occurs, or reduce $V_c$ if severe flank wear is observed.
Do you offer bulk discounts or wholesale pricing for machine shops and distributors?

Yes, we support machine shops, distributors, and global buyers with tiered wholesale pricing and competitive volume discounts. We also provide OEM custom manufacturing solutions for tool holders and carbide inserts based on your technical drawings. Contact our team to request a quick B2B quotation.

What is your international shipping policy and typical lead time for orders?

We provide secure worldwide express shipping (via DHL, FedEx, and UPS) with specialized, vibration-proof industrial packaging to ensure tools arrive in perfect condition. In-stock items are dispatched within 24-48 hours, while custom or bulk orders typically have a stable lead time of 15-25 days.

How do you guarantee the quality and tolerance precision of your CNC tools?

All our cutting tools and tool holders are manufactured strictly in accordance with ISO 9001 and international industrial standards. Every batch undergoes 100% rigorous quality control testing using high-precision optical measuring equipment to ensure reliable tool life and stable performance in continuous mass production.