Tungaloy SNMG120404R-S NS9530 Cermet Turning Insert for High Gloss Steel Finishing

$48.28 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 SNMG120404R-S NS9530 Cermet Insert

Mirror-Finish Right-Hand Steel Turning | NS9530 Cermet Grade | Precision -S Chipbreaker

How do I get a mirror finish on steel parts using a CNC lathe?

The Tungaloy SNMG120404R-S NS9530 is a high-grade cermet turning insert engineered for ultra-precision finishing of ISO P (Steel) and ISO K (Cast Iron) materials. Unlike traditional carbide, the NS9530 cermet grade provides exceptional resistance to oxidation and built-up edge, resulting in a superior, high-gloss surface finish. This Right-Hand (R) specific model features the -S chipbreaker, which is optimized for light depths of cut and excellent chip control. 100% Made in Japan, it is the professional choice for finishing operations where aesthetics and dimensional accuracy are critical.

NS9530 Cermet Advantage

Cermet (Ceramic-Metallic) composition offers higher hardness than carbide. It maintains a sharp cutting edge longer and resists chemical wear at high speeds, ensuring a mirror-like finish.

-S Finishing Geometry

The -S chipbreaker is designed for the finest finishing passes. It effectively breaks chips even at very low feed rates, preventing workpiece scratching and "bird-nesting."

High Oxidation Resistance

NS9530 grade excels in high-speed continuous cutting where heat is a factor. It resists crater wear, extending tool life and maintaining consistent part diameters.

Decoding SNMG120404R-S Technical Nomenclature

S
Square
N
0° Relief
M
Tolerance
G
Hole/Fix
12
12.7mm Size
04
4.76mm Thick
04
0.4mm Rad.
R-S
Right Hand/S

3. Technical Specifications: Metric vs. Imperial

Parameter Metric (ISO) Imperial Equivalent
Inscribed Circle (IC) 12.7 mm 1/2" (SNMG 431R)
Thickness (S) 4.76 mm 3/16"
Corner Radius (RE) 0.4 mm 1/64"
Substrate Grade NS9530 (Cermet) Mirror Finish Expert

Recommended Cutting Parameters (NS9530)

  • Cutting Speed (Vc): 100 - 250 m/min (Standard Steel)
  • Feed Rate (f): 0.05 - 0.20 mm/rev
  • Depth of Cut (ap): 0.2 - 1.2 mm

*Note: Cermet is more brittle than carbide. Avoid interrupted cuts and ensure a rigid setup to maximize tool life.*

4. Product Applications

  • Final finishing of high-precision steel shafts.
  • Mirror-finish machining for medical and aerospace parts.
  • High-speed turning of medium carbon and alloy steels.
  • B2B production of decorative or high-tolerance steel hardware.

5. Tool Compatibility

Universal fit for standard ISO Right-Hand Turning Holders (e.g., PSSNR, DSBNR, PSKNR series). Designed for SNMG 1204 pockets. Always check toolholder handedness to match the 'R' designation.

7. Why Choose CNCHome-Beyond?

Genuine Tungaloy
Direct from Japan
Industrial Support
Professional CNC Experts
Global Shipping
Fast B2B Delivery
Quality Control
Tested for CNC Excellence

Global Customer Experience

⭐⭐⭐⭐⭐ "Mirror Finish Every Time" - James H., USA
"Switched from carbide to this NS9530 cermet for our finish passes. The difference is night and day. The parts come off looking polished."

⭐⭐⭐⭐⭐ "Authentic Japan Quality" - F. Schneider, Germany
"Tungaloy cermet is the best in the business. Very consistent sizing across large batches. Shipping was surprisingly fast."

⭐⭐⭐⭐ "Great for Light Cuts" - H. Nakamura, Japan
"The -S chipbreaker is perfect for fine finishing. Chips are small and clean. Highly recommended for steel turning."

⭐⭐⭐⭐⭐ "Excellent B2B Partner" - R. Tan, Singapore
"We buy these in bulk for our production line. Original packaging and excellent technical data provided."

⭐⭐⭐⭐⭐ "Superior to Carbide" - M. Lopez, Spain
"If you need high surface quality, this cermet grade is worth it. Zero built-up edge even after hours of cutting."

8. FAQ - Professional Support

Q: Can cermet inserts handle interrupted cuts?

A: Generally, no. Cermet is more brittle than carbide. For interrupted cuts, use a tougher carbide grade like T9225.

Q: Do I need coolant with NS9530 cermet?

A: High-pressure coolant is recommended to flush chips and maintain thermal stability, though cermet can handle dry finishing in specific conditions.

Q: Does this fit SNMG 431R holders?

A: Yes, SNMG 120404 is the metric equivalent to the Imperial SNMG 431 designation.

Industrial Tip: When to choose Cermet vs Carbide

Use **Carbide (like T9125)** for roughing and heavy medium cutting due to its superior impact strength. Choose **Cermet (like NS9530)** for the final finishing pass. Cermet's chemical stability prevents the steel from welding to the tool, which is what creates that high-gloss, mirror finish. Trust **Tungaloy Japan** for the perfect balance of precision and productivity.

© Technical Data by cnchome-beyond.com - CNC Professional Authority

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.