Mitsubishi WNMG080408 VP15TF PVD Carbide Turning Inserts for General Steel (10pcs) - BEYOND

Mitsubishi WNMG080408 VP15TF PVD Carbide Turning Inserts for General Steel (10pcs)

$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 VP15TF

The "Miracle" PVD Universal Grade | Multi-Material Performance | Made in Japan

Product Overview

The Mitsubishi WNMG080408 VP15TF is widely regarded as one of the most versatile indexable carbide inserts in the industry. Utilizing the proprietary Miracle PVD coating (VP15TF), this insert is designed to handle everything from general steel and alloy steel to difficult-to-machine stainless steel and heat-resistant alloys. With its balanced 0.8mm corner radius, it provides exceptional toughness and reliability for precision machining in CNC turning operations where material types often vary. It is the perfect "go-to" solution for shops looking to minimize tool inventory without sacrificing quality.

ISO Designation Identification

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

Technical Specifications: Metric vs. Imperial

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

Material: Miracle PVD VP15TF Grade

The VP15TF grade utilizes Mitsubishi's unique "Miracle" PVD coating technology. This thin, uniform coating provides extreme surface hardness while maintaining the high toughness of the carbide substrate. Unlike thick CVD coatings, PVD maintains a sharper cutting edge, which is essential for long-tail keywords reduction of cutting forces and preventing built-up edge (BUE) in sticky materials like stainless steel.

Universal Versatility

Equipped with a balanced chipbreaker geometry, the WNMG080408 is capable of stable chip control across a wide range of feed rates. This makes it suitable for semi-finishing to light roughing. Whether you are turning carbon steel (P), stainless steel (M), or super alloys (S), this insert delivers consistent performance on any CNC lathe.

Recommended Cutting Parameters

Optimized for Universal Machining (P, M, K, S):

  • Cutting Speed (Vc): 80 - 220 m/min (260 - 720 SFM)
  • Feed Rate (f): 0.12 - 0.40 mm/rev (0.005 - 0.016 ipr)
  • Depth of Cut (ap): 0.5 - 3.5 mm

*Pro Tip: For stainless steel, ensure adequate coolant flow to the cutting zone to maximize the life of the PVD coating.*

Compatible Holders:

Shop MWLNR / DWLNR 08 Holders

Global Verified Customer Feedback

⭐⭐⭐⭐⭐ "The Only Insert You Need" - Mark S., USA
"I run a job shop and we never know what material is coming in. The VP15TF handles stainless as easily as mild steel. Truly a miracle grade."

⭐⭐⭐⭐⭐ "Very Sharp and Tough" - Luca B., Italy
"Excellent precision for semi-finishing. The PVD coating is very tough and doesn't chip like others."

⭐⭐⭐⭐ "Great for CNC Lathes" - Hiroshi Y., Japan
"Consistent performance across long runs. 6 edges on the WNMG makes it very economical."

⭐⭐⭐⭐⭐ "Reliable Tool Life" - David K., Australia
"Original Mitsubishi inserts. Shipping was quick and the quality is top-tier. Best value for general turning."

⭐⭐⭐⭐⭐ "Authentic Made in Japan" - Elias M., Mexico
"Top quality product. Works perfectly on our CNC machines for alloy steels."

Technical Q&A

Q: Can I use VP15TF for Stainless Steel?

A: Yes! VP15TF is one of the best grades for 304 and 316 stainless steel due to its sharp PVD edge and heat resistance.

Q: What is the advantage of a PVD coating?

A: PVD coatings are thinner and smoother than CVD, allowing for a sharper cutting edge which reduces friction and built-up edge.

Q: How many edges do I get with WNMG?

A: WNMG is a double-sided trigon, providing 6 usable cutting edges, making it 50% more efficient than CNMG inserts.

Expert Machining Tip: VP15TF vs. UE6110

Use VP15TF for general versatility and stainless steel. Use UE6110 (CVD) for high-speed mass production of carbon steel only.

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.