Tungaloy DNMG110404-TM T9125 CVD Coated Carbide Turning Insert

$55.43 USD

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

american expressmasterpaypalvisaapple paygoogle payshopify pay
Order in the next [totalHours] hours %M minutes to get it between and
Description

Tungaloy DNMG110404-TM T9125 Turning Insert

High Toughness Steel Machining | Premium T9125 CVD Grade | Made in Japan

Which insert is best for interrupted steel turning and high stability?

The Tungaloy DNMG110404-TM T9125 is a high-performance CVD coated carbide turning insert engineered for versatility in steel machining. Unlike higher-speed grades, the T9125 grade is specifically designed to provide an ideal balance between wear resistance and fracture toughness, making it the perfect choice for applications involving slight interruptions or unstable setups. The -TM chipbreaker (Semi-Finishing) provides excellent chip control across a broad range of cutting depths. This Japan-made indexable turning tool is the professional CNC machining choice for those seeking reliability and extended tool life in carbon and alloy steels. Using this long-tail keywords optimized insert ensures stable production and consistent surface quality.

Decoding the DNMG110404-TM Technical Nomenclature

D
55° Rhombic
N
0° Clearance
M
M-Tolerance
G
Double Sided
11
11.6mm Edge
04
4.76mm Thick
04
0.4mm Radius
-TM
Semi-Finish

Technical Specs: Metric vs. Imperial Comparison

ISO Parameter Metric Unit Imperial Designation
ISO Model Name DNMG110404-TM DNMG331-TM
Inscribed Circle (IC) 9.525 mm 3/8 inch
Corner Radius (RE) 0.4 mm 1/64 inch

Recommended Cutting Parameters (T9225)

  • Cutting Speed (Vc): 100 - 250 m/min (Standard Steels)
  • Feed Rate (f): 0.10 - 0.35 mm/rev
  • Depth of Cut (ap): 0.5 - 3.0 mm

*Note: T9225 provides higher toughness than T9115, making it the safer choice for varied or interrupted steel machining.*

Feedback from Global Machinists

⭐⭐⭐⭐⭐ "Super Stable" - Alex B., Canada
"I use these on 4140 pre-hardened steel. The T9225 grade doesn't chip even when the cut gets a bit bumpy. Very reliable."

⭐⭐⭐⭐⭐ "Great for Versatility" - M. Berger, Austria
"Standardizing our shop on DNMG110404-TM T9125 for small steel parts. Excellent surface finish and the edge holds up great."

⭐⭐⭐⭐ "Japan Quality" - Takashi S., Japan
"Genuine Tungaloy performance. Very predictable wear. Perfect for our automated lines."

⭐⭐⭐⭐⭐ "Impressive Tool Life" - S. Clarke, UK
"Switched from a cheaper brand and the difference is night and day. Much fewer tool changes needed now."

⭐⭐⭐⭐⭐ "Clean Chips" - L. Rossi, Italy
"The -TM breaker is perfect. No bird-nesting on our carbon steel runs. Very happy with the purchase."

Technical Tooling Q&A

Q: When should I choose T9125 over T9115?

A: Use T9125 when you have interrupted cuts, vibration, or unstable workpiece clamping. T9115 is better for pure high-speed continuous cutting.

Q: Does this fit a standard 55-degree holder?

A: Yes, it fits standard ISO holders like DDJNR/L 2020K11 or PDJNR/L holders designed for the 11mm edge size.

Q: What is the benefit of the Al2O3 coating?

A: The alumina (Al2O3) layer provides extreme heat resistance, protecting the carbide edge from crater wear during the machining process.

Expert Tip: T9125 for Versatile Steel Turning

In precision machining, CVD Coated Carbide (T9125) is the "safety first" grade. If you aren't sure about the stability of your setup, start with T9125 to ensure your indexable turning tool remains intact while delivering excellent efficiency.

© Technical Content by cnchome-beyond.com - Japan Tooling Excellence

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.