Mitsubishi WNMG080408-MA VP15TF Carbide Turning Inserts (10pcs/box) - BEYOND

Mitsubishi WNMG080408-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 WNMG080408-MA VP15TF

Universal Miracle Coated Carbide Specialist | 100% Made in Japan

Product Overview

The Mitsubishi WNMG080408-MA VP15TF is a high-performance, double-sided 80° trigon negative insert designed for universal CNC machining. Engineered in Japan, the VP15TF PVD Miracle Coating offers an incredible balance of wear resistance and toughness across a wide variety of materials. This indexable carbide insert is specifically optimized for steel, stainless steel, and cast iron, providing stable tool life and preventing built-up edges. Combined with the MA chipbreaker, it is the ultimate solution for medium-duty turning on your CNC lathe.

ISO Designation Identification

W
Trigon 80°
N
Negative 0°
M
Tolerance
G
Hole/Chip
08
IC 12.7mm
04
Thick 4.76mm
08
Radius 0.8mm
MA
Medium Cut

Technical Specifications: Metric vs. Imperial

Technical Feature Metric (ISO) Imperial (ANSI)
Model Number WNMG 080408-MA WNMG 432-MA
Inscribed Circle (IC) 12.7 mm 0.500 inch
Corner Radius 0.8 mm 0.031 inch

Universal Grade: VP15TF (PVD Miracle Coating)

The VP15TF grade is Mitsubishi's benchmark for universal machining. Unlike thick CVD coatings, this PVD (Physical Vapor Deposition) miracle coating allows for a much sharper cutting edge, which is essential for reducing cutting forces and preventing "gummy" materials like stainless steel from adhering to the tool. It is highly resistant to thermal cracking and chipping, making it suitable for both continuous and interrupted cuts.

MA Chipbreaker Geometry

The MA (Medium-range) chipbreaker is designed for versatility. It provides excellent chip control across a wide range of feed rates and depths of cut. By effectively breaking chips into manageable pieces, it prevents tool damage and improves the overall surface finish of your workpiece, especially in precision machining applications.

Recommended Cutting Parameters

Optimized for General Machining (P, M, K Class):

  • Cutting Speed (Vc): 100 - 220 m/min (330 - 720 SFM)
  • Feed Rate (f): 0.15 - 0.40 mm/rev (0.006 - 0.016 ipr)
  • Depth of Cut (ap): 0.5 - 3.5 mm

*Note: For stainless steel, stay on the lower side of Vc to ensure maximum tool life.*

Compatible External Tool Holders:

Shop MWLNR / DWLNR Holders

Global Verified Customer Reviews

⭐⭐⭐⭐⭐ "Truly Universal" - James R., UK
"I use these for everything from 4140 steel to 316 stainless. VP15TF is the best all-rounder in the shop."

⭐⭐⭐⭐⭐ "Original Quality" - Lars M., Germany
"Genuine Mitsubishi inserts. The PVD coating is very smooth and keeps the edge sharp much longer than generic ones."

⭐⭐⭐⭐ "Stable on CNC Lathe" - Kenji Y., Japan
"Stable performance even in light interruptions. Surface finish on our parts is very consistent."

⭐⭐⭐⭐⭐ "Cost-Effective" - Sarah G., Australia
"6 usable edges per insert makes WNMG a great value. Fast shipping and the real deal."

⭐⭐⭐⭐⭐ "Excellent Wear Resistance" - Pavel D., Poland
"Handled a large batch of stainless steel without a hitch. Very satisfied with the tool life."

Technical Q&A

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

A: PVD coatings are thinner and smoother, allowing for a sharper cutting edge which is crucial for stainless steel machining and precision finishing.

Q: Is this insert suitable for roughing?

A: It is excellent for medium-duty turning. For heavy roughing, we recommend a CVD grade like MC6035 for extra heat resistance.

Q: How many edges per insert?

A: WNMG is a double-sided negative insert, giving you 6 cutting edges total.

Expert Performance Tip: VP15TF vs VP20RT

For General Steel & Stainless Steel, use VP15TF. If you are machining Heat Resistant Alloys or require extreme edge toughness, consider VP20RT.

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.