Tungaloy CNMG120404R-S NS9530 Right-Hand Cermet Turning Insert for Steel - BEYOND

Tungaloy CNMG120404R-S NS9530 Right-Hand Cermet Turning Insert for Steel

$48.28 USD

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

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Description

Tungaloy CNMG120404R-S NS9530 Cermet Insert

Precision Right-Hand Finishing | NS9530 Cermet Grade | Made in Japan

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

The Tungaloy CNMG120404R-S NS9530 is a premier cermet turning insert specifically engineered for high-precision finishing operations. The NS9530 grade is a non-coated cermet that offers incredible chemical stability and resistance to built-up edge (BUE), resulting in a mirror-like surface finish on carbon and alloy steels. This indexable turning tool features a Right-Hand (R) orientation and the specialized -S chipbreaker, which is optimized for light cutting depths and excellent chip control. Ideal for CNC machining where dimensional accuracy and aesthetic brilliance are paramount, this Japan-made precision machining tool is the industry standard for high-speed finishing. By using this long-tail keywords optimized solution, you can achieve extended tool life while maintaining tight tolerances.

Decoding the CNMG120404R-S Technical Nomenclature

C
80° Rhombic
N
0° Clearance
M
M Tolerance
G
Double Sided
12
12.9mm Edge
04
4.76mm Thick
04R
0.4mm Right
-S
S-Breaker

Technical Specs: Metric vs. Imperial Conversion

Standard Detail Metric (Standard) Imperial Equiv.
ISO / ANSI Designation CNMG120404R-S CNMG431R-S
Inscribed Circle (IC) 12.7 mm 1/2 inch
Corner Radius (RE) 0.4 mm 1/64 inch

How does the -S chipbreaker improve finishing precision?

The -S Chipbreaker is a specialized geometry designed for low cutting resistance. In CNC machining finishing passes, avoiding vibration (chatter) is essential for a high-quality surface. The -S breaker ensures stable chip evacuation even at very shallow depths of cut. When paired with the NS9530 cermet grade, which maintains edge sharpness significantly longer than coated carbide, this indexable turning tool delivers unmatched consistency. This precision machining combination is the preferred choice for automotive and aerospace components where surface integrity and tool life are critical benchmarks.

Recommended Cutting Parameters for NS9530

Optimized for P (Steel) and K (Cast Iron) finishing:

  • Cutting Speed (Vc): 120 - 350 m/min
  • Feed Rate (f): 0.05 - 0.20 mm/rev
  • Depth of Cut (ap): 0.2 - 1.5 mm

*Pro Tip: For a "mirror" finish, utilize higher cutting speeds with a constant coolant supply to protect the cermet edge.*

Feedback from Global Machinists

⭐⭐⭐⭐⭐ "Brilliant Right-Hand Finish" - Markus E., Germany
"The R-S orientation is perfect for our external finishing cycles. The NS9530 grade gives the steel a polished look right off the lathe."

⭐⭐⭐⭐⭐ "Mirror Surface" - Kenji H., Japan
"Authentic Tungaloy quality. The cermet stays sharp much longer than my previous carbide inserts. Highly recommended for precision work."

⭐⭐⭐⭐ "Great Chip Control" - David B., USA
"Excellent for light finishing passes. The -S breaker prevents stringy chips from tangling on the part. Very reliable tool life."

⭐⭐⭐⭐⭐ "High Speed Stability" - Luca M., Italy
"We run these at 300m/min and the edge remains perfect. It's the only way to get that high-gloss finish our customers demand."

⭐⭐⭐⭐⭐ "Original & Fast" - Tan L., Singapore
"Genuine Tungaloy Japan stock. Excellent performance for precision CNC turning. Very fast shipping to our workshop."

Technical Tooling Q&A

Q: Can I use a Right-Hand (R) insert in a Left-Hand holder?

A: No. Right-Hand (R) inserts must be paired with Right-Hand tool holders to ensure the cutting geometry and chipbreaker align correctly with the workpiece.

Q: Is cermet suitable for heavy roughing?

A: No. Cermet is optimized for finishing due to its high hardness and lower toughness. For heavy roughing, use a CVD grade like T9125.

Q: Why choose NS9530 over standard carbide?

A: NS9530 cermet has a much lower affinity for steel, meaning it resists chemical bonding and built-up edge, which is the key to a superior surface finish.

Expert Insight: The Cermet Advantage

For precision machining where aesthetic quality is as important as dimensional accuracy, Cermet (NS9530) is the superior choice. It allows for high-speed finishing that leaves a professional, high-gloss surface without the need for secondary polishing.

© Technical Content by cnchome-beyond.com - Japan Industrial 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.