Tungaloy DNMG150408R-S NS9530 Cermet Turning Insert for Steel Finishing

$57.28 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 DNMG150408R-S NS9530 Cermet Insert

Mirror Surface Finishing | Premium NS9530 Cermet | Made in Japan

What is the best cermet insert for high-speed steel finishing?

The Tungaloy DNMG150408R-S NS9530 is a high-performance cermet turning insert specifically engineered for high-precision finishing operations. The NS9530 cermet grade offers an unparalleled combination of hardness and chemical stability, effectively preventing built-up edge (BUE) and ensuring a superior surface aesthetic. This Right-Hand (R) configuration with the -S chipbreaker is optimized for light depths of cut and maintaining tight tolerances on carbon and alloy steels. As a professional indexable turning tool made in Japan, it is the preferred choice for CNC machining shops that prioritize surface quality and consistent tool life. Integrating this long-tail keywords optimized insert into your workflow will significantly reduce the need for secondary grinding or polishing.

Decoding the DNMG150408R-S Technical Nomenclature

D
55° Rhombic
N
0° Clearance
M
M-Tolerance
G
Double Sided
15
15.5mm Edge
04
4.76mm Thick
08R
0.8mm Right
-S
Finish Chip

Technical Specs: Metric vs. Imperial Comparison

ISO Parameter Metric Unit Imperial Designation
ISO Model Name DNMG150408R-S DNMG432R-S
Inscribed Circle (IC) 12.7 mm 1/2 inch
Thickness (S) 4.76 mm 3/16 inch
Corner Radius (RE) 0.8 mm 1/32 inch

Recommended Cutting Parameters (NS9530)

  • Cutting Speed (Vc): 150 - 350 m/min (Optimal for High Speed)
  • Feed Rate (f): 0.10 - 0.25 mm/rev
  • Depth of Cut (ap): 0.2 - 2.0 mm

*Pro Tip: Cermet is designed for high-speed light cutting. For best surface results, avoid low speeds to prevent vibration.*

Feedback from Global Machinists

⭐⭐⭐⭐⭐ "Mirror Surface Finish" - David K., USA
"The NS9530 grade produces a finish that looks like it was ground. The 0.8mm radius gives great strength for the final pass. Highly satisfied."

⭐⭐⭐⭐⭐ "Stable Dimensional Control" - M. Fischer, Germany
"Very low heat expansion. These cermet inserts hold tolerances beautifully over long production runs. Excellent Japan quality."

⭐⭐⭐⭐ "Great for Harder Steels" - Satoshi N., Japan
"The R-S configuration is perfect for my Right-hand holders. Chip control is very consistent at high finishing speeds."

⭐⭐⭐⭐⭐ "Reliable and Fast" - Luca G., Italy
"Top-tier finishing tool. We pushed the RPM and the insert didn't flinch. Surface Ra is perfect."

⭐⭐⭐⭐⭐ "Superior Cermet" - Tom B., UK
"Original Tungaloy stock. The 0.8mm radius is much tougher than 0.4mm for finishing passes that have a bit of variation."

Technical Tooling Q&A

Q: Is NS9530 better than carbide for finishing?

A: Yes. Cermet has lower chemical affinity with steel, which prevents "built-up edge" and results in a significantly smoother, shinier surface finish than carbide.

Q: What is the benefit of the 0.8mm (08) radius for finishing?

A: A 0.8mm radius provides a stronger cutting edge and allows for a slightly higher feed rate while still maintaining a high-quality surface finish compared to a 0.4mm radius.

Q: Does Right-Hand (R) matter for my lathe?

A: Yes. This insert is designed for Right-Hand tool holders. Ensure your machine rotation and holder orientation are compatible with R-type inserts.

Expert Comparison: Cermet vs. CVD Carbide

In precision machining, NS9530 Cermet is the gold standard for aesthetics. While CVD Coated Carbide excels at heavy roughing and toughness, Cermet is the master of high-speed surface integrity. Reserve this for your final 0.2mm to 1.5mm pass.

© 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.