Mitsubishi WNMG080408-MA UE6020 Carbide Turning Inserts for Steel (10pcs/box) - BEYOND

Mitsubishi WNMG080408-MA UE6020 Carbide Turning Inserts for Steel (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 UE6020

High-Performance Steel Machining Specialist | Made in Japan

Product Overview

The Mitsubishi WNMG080408-MA UE6020 is a premier, double-sided 80° trigon negative insert designed for general steel turning. Manufactured in Japan, the UE6020 CVD coating offers exceptional wear resistance and toughness, making it the industry standard for stable cutting of carbon and alloy steels. With its MA chipbreaker and 0.8mm radius, this indexable carbide insert provides a perfect balance of edge strength and chip control for medium-duty CNC machining.

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

Superior Grade: UE6020 (CVD Coating)

The UE6020 grade is specifically engineered for stable steel turning. This grade features a multi-layer CVD coating that provides high hardness and crater wear resistance. It is the "all-rounder" for P-class materials, excelling in carbon steels and alloy steels. Whether you are performing continuous cutting or slight interrupted cuts, UE6020 ensures consistent tool life and performance.

MA Chipbreaker Geometry

The MA (Medium-range) chipbreaker is designed for versatility. It balances a sharp cutting edge for low cutting resistance with a reinforced land to prevent edge chipping. It provides effective chip control across a wide range of feed rates, protecting both the workpiece and your CNC turning tool holder.

Recommended Cutting Parameters

Optimized for General Steel (P-Class):

  • Cutting Speed (Vc): 150 - 300 m/min (490 - 980 SFM)
  • Feed Rate (f): 0.15 - 0.45 mm/rev (0.006 - 0.018 ipr)
  • Depth of Cut (ap): 0.8 - 4.0 mm

*Note: Use high cutting speeds for the UE6020 grade to achieve the best surface quality and minimize vibrations.*

Shop Compatible Turning Holders:

Browse MWLNR / DWLNR Holders

Global Verified Customer Reviews

⭐⭐⭐⭐⭐ "Workhorse for our Shop" - Mark R., USA
"The UE6020 is our go-to for 1045 and 4140 steel. Consistent tool life and clean cuts every time. Excellent Japanese quality."

⭐⭐⭐⭐⭐ "Authentic Mitsubishi" - Dieter S., Germany
"Original inserts in original boxes. The 08 radius and MA chipbreaker provide perfect chips in carbon steel. Fast shipping."

⭐⭐⭐⭐ "Great Stability" - Kenji T., Japan
"Consistent performance across all 6 edges. Very stable for high-speed CNC turning jobs. Highly reliable."

⭐⭐⭐⭐⭐ "Value for Money" - Liam J., Australia
"Hard to beat the cost-per-edge with WNMG trigon inserts. UE6020 holds its edge even in tough alloy steels."

⭐⭐⭐⭐⭐ "Reliable Grade" - Ricardo G., Brazil
"Excellent wear resistance. We saw a 20% increase in tool life after switching to these original Mitsubishi inserts."

Technical Q&A

Q: Why use the W-shape (Trigon) insert?

A: The 80° trigon (WNMG) shape provides the strength of a square insert with the versatility of a rounder shape, offering 6 usable cutting edges for maximum cost-efficiency.

Q: Is this insert suitable for stainless steel?

A: UE6020 is optimized for general steel. For stainless steel, we recommend grades like US735 or MP735 for better performance.

Q: What is the benefit of CVD coating?

A: CVD (Chemical Vapor Deposition) coating is thicker and provides superior heat and wear resistance for high-speed, heavy-duty production turning.

Material Specialist Tip: UE6110 vs. UE6020

For General Steel Turning with varying conditions, stick with UE6020. If you are doing high-speed continuous turning with high stability, consider UE6110 for even greater wear resistance.

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.