Tungaloy CNMG120408-TS NS9530 Cermet Turning Insert for Precision Steel Finishing

Tungaloy CNMG120408-TS NS9530 Cermet Turning Insert for Precision Steel Finishing

$47.13 USD

✓ In Stock & Fast Dispatch: Order processing: typically 1–3 business days after confirmation.
✓ Global Shipping: Delivery: generally 5–20 business days, depending on destination and shipping method.
✓ Guaranteed Quality: Check model, dimensions and compatibility before ordering. | Direct Factory Outlet
✓ Technical Support: Need grade selection help? Contact Engineer

💰 Bulk savings 2-9 pcs · 6% OFF | 10+ pcs · 12% OFF

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Description

Tungaloy CNMG120408-TS NS9530 Turning Insert

High-Speed Steel Finishing | Premium NS9530 Cermet Grade | Made in Japan

How do I get a mirror finish on steel parts with high-speed turning?

The Tungaloy CNMG120408-TS NS9530 is a professional-grade cermet turning insert engineered for high-precision finishing operations on steel workpieces. Unlike traditional carbide, the NS9530 cermet grade provides exceptional chemical stability and resistance to oxidation, making it the ideal choice for preventing built-up edge (BUE) and ensuring a superior surface luster. This indexable turning tool features the specialized -TS chipbreaker, designed with a sharp cutting edge and optimized geometry for light-duty finishing passes with excellent chip control. Whether you are conducting CNC machining on carbon steel or low-alloy steel, this Japan-made precision machining tool delivers dimensional stability and extended tool life. By choosing this long-tail keywords optimized solution, you gain a high-performance insert that excels in maintaining tight tolerances and high surface integrity.

Decoding the CNMG120408-TS Technical Nomenclature

C
80° Rhombic
N
0° Clearance
M
M Tolerance
G
Hole & Clamps
12
12.9mm Edge
04
4.76mm Thick
08
0.8mm Radius
-TS
Finish Cut

Technical Specifications: Metric vs. Imperial Designations

Feature Metric Designation Imperial Designation
ISO / ANSI Model CNMG120408-TS CNMG432-TS
Inscribed Circle (IC) 12.7 mm 1/2 inch
Corner Radius (RE) 0.8 mm 1/32 inch

Why is NS9530 cermet preferred for steel finishing?

The NS9530 cermet grade is a non-coated titanium-based carbonitride grade. Its primary advantage in precision machining is its low affinity for steel, which drastically reduces the chances of built-up edge even at high surface speeds. The 0.8mm radius on the CNMG120408-TS provides a robust balance between edge strength and surface finish quality. Combined with the -TS chipbreaker, which is optimized for small depths of cut and low feed rates, this indexable turning tool ensures that chips are broken into small, manageable pieces that do not scratch the workpiece. For high-speed CNC machining, NS9530 allows you to run faster than carbide while maintaining a sharp edge for a longer duration, resulting in impeccable surface finishes.

Recommended Cutting Parameters for NS9530

  • Cutting Speed (Vc): 150 - 350 m/min (Standard Steels)
  • Feed Rate (f): 0.05 - 0.25 mm/rev
  • Depth of Cut (ap): 0.2 - 1.5 mm

*Pro Tip: For a mirror-like finish, prioritize higher cutting speeds (Vc) and a feed rate below 0.15 mm/rev.*

Feedback from Global Precision Shops

⭐⭐⭐⭐⭐ "Mirror Surface Finish" - James R., USA
"The 0.8mm radius is perfect. I used these for finishing 1045 steel shafts and the result was like a mirror. NS9530 is very stable."

⭐⭐⭐⭐⭐ "Best Cermet in the Market" - Hiroki S., Japan
"Tungaloy's cermet technology is second to none. The -TS breaker works perfectly at low feed rates. Highly recommended for finish turning."

⭐⭐⭐⭐ "Great for tight tolerances" - Guenther K., Germany
"Dimensional accuracy is excellent. I can run 100 parts and the diameter doesn't change by more than 0.005mm."

⭐⭐⭐⭐⭐ "No Built-up Edge" - Liam O., Australia
"The chemical stability is what makes this grade shine. No BUE even at high speeds. Very clean cutting action."

⭐⭐⭐⭐⭐ "Authentic Quality" - Tan W., Singapore
"Genuine Tungaloy Japan. Shipping was fast and the performance matches the technical catalog exactly. Perfect for finishing."

Technical Tooling Q&A

Q: Can I use this cermet insert for interrupted cuts?

A: Cermet is more brittle than carbide. It is primarily for continuous finishing. For heavy interrupted cuts, we recommend a coated carbide grade like T9125.

Q: Is coolant required for NS9530?

A: Coolant is recommended to maintain temperature consistency, but cermet can also be used for dry finishing due to its high chemical stability.

Q: What is the benefit of the -TS chipbreaker?

A: The -TS (Targeted Sharp) breaker is designed specifically for finishing. It features a sharp edge to reduce cutting forces and break small, thin chips at low feed rates.

Expert Tip: Cermet vs. Carbide Finishing

For precision machining, Cermet (NS9530) provides superior surface luster and longer edge sharpness than carbide. While carbide is tougher for roughing, cermet is your secret weapon for achieving a "grinding-like" finish on CNC lathes.

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

Technical FAQ & Buying Guide

How do I choose the correct specification?

When choosing CNC cutting tools, check the full model code, dimensions, grade and selected variant before ordering. Do not rely on the product image alone.

How can I check compatibility with my existing setup?

For carbide inserts, tool holders, drills and end mills, compare the mounting dimensions, connection type and manufacturer's specifications with your holder or machine. If you are unsure, share your existing part number and machining application with us before ordering.

What quantity and price unit am I ordering?

Check the product listing for the selling unit, pack quantity and included components. If it is unclear whether the price is per piece or per pack, or whether a tool body and inserts are sold separately, contact us before purchasing.

How should I choose cutting parameters?

Select cutting speed, feed rate and depth of cut using the relevant manufacturer's recommendations for your tool model, workpiece material, machine conditions and coolant method. The same settings are not suitable for every product or application.

Are bulk discounts available?

Our automatic quantity discount is 6% off for 2–9 items and 12% off for 10 or more items, based on the total product quantity in the cart. Other offers may not combine with this discount; check the applicable offer conditions.

When will my order ship and arrive?

According to our shipping policy, orders are typically processed and shipped within 1–3 business days after confirmation. Delivery generally takes 5–20 business days, depending on your destination and shipping method. Customs clearance or unforeseen delays may affect delivery times. A tracking number is sent by email after shipment.