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.

Tungaloy DNMG150404L-S NS9530 Cermet Turning Insert for Finishing

Name: Tungaloy DNMG150404L-S NS9530 Cermet Turning Insert for Finishing
SKU: DNMG150404L-S NS9530
Price: 57.28 USD
Availability: InStock

$57.28 USD

Free shipping on all orders.
Check compatibility: Confirm the model and dimensions before ordering.
Need help choosing? Contact us before ordering.

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

Description

Description

Tungaloy DNMG150404L-S NS9530 Cermet Insert

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

What is the best cermet insert for mirror-finish steel turning?

The Tungaloy DNMG150404L-S NS9530 is a specialized cermet turning insert engineered for high-precision finishing operations. Unlike standard carbide, the NS9530 cermet grade provides exceptional resistance to built-up edge and oxidation, making it the ideal choice for achieving a mirror-like surface finish on steel and stainless steel. The -S chipbreaker is optimized for light depths of cut, ensuring excellent chip control at finishing speeds. This Japan-made indexable turning tool is the professional CNC machining choice for those requiring tight dimensional tolerances and a high-quality aesthetic finish. Integrating this long-tail keywords optimized insert into your production cycle ensures superior tool life and unmatched surface integrity.

Decoding the DNMG150404L-S Technical Nomenclature

D
55° Rhombic

N
0° Clearance

M
M-Tolerance

G
Double Sided

15
15.5mm Edge

04
4.76mm Thick

04L
0.4mm Left

-S
Finish Chip

Technical Specs: Metric vs. Imperial Comparison

ISO Parameter	Metric Unit	Imperial Designation
ISO Model Name	DNMG150404L-S	DNMG431L-S
Inscribed Circle (IC)	12.7 mm	1/2 inch
Thickness (S)	4.76 mm	3/16 inch
Corner Radius (RE)	0.4 mm	1/64 inch

Recommended Cutting Parameters (NS9530)

Cutting Speed (Vc): 150 - 350 m/min (High-Speed Steel Finishing)
Feed Rate (f): 0.05 - 0.20 mm/rev
Depth of Cut (ap): 0.2 - 1.5 mm

*Pro Tip: NS9530 is a non-coated cermet. It excels at high speeds with light loads. For best results, use coolant to maintain constant temperatures during finishing.*

Feedback from Global Machinists

⭐⭐⭐⭐⭐ "Like a Mirror" - Alexander G., Germany
"The surface finish on our steel parts is incredible. We don't even need a separate polishing step anymore. Japan cermet at its best."

⭐⭐⭐⭐⭐ "Great Dimensional Control" - Robert K., USA
"Very low heat expansion. These inserts hold tolerance for 100+ parts in a row. Exceptional value for high-speed CNC work."

⭐⭐⭐⭐ "Perfect for SS400 Finishing" - Kenji O., Japan
"The -S chipbreaker manages tiny chips perfectly. No scratches on the finished surface. Very high quality."

⭐⭐⭐⭐⭐ "Top Tier Cermet" - Matteo V., Italy
"Switching to NS9530 improved our cycle times because we could push the speed up significantly. Very satisfied."

⭐⭐⭐⭐⭐ "Reliable and Sharp" - S. Clarke, UK
"The edge stays sharp much longer than standard carbide when finishing. Fast delivery and original packaging."

Technical Tooling Q&A

Q: Is Cermet better than Carbide for finishing?

A: Yes, Cermet (like NS9530) has lower chemical affinity with steel, which reduces tool wear and prevents "built-up edge," resulting in a much smoother surface finish.

Q: What does the "L" mean in 04L?

A: The "L" indicates a Left-handed insert configuration. Ensure your tool holder and lathe rotation are compatible with Left-hand geometry.

Q: Can I use this for roughing?

A: No. Cermet is more brittle than carbide. It is strictly for finishing. Using it for heavy roughing will likely result in sudden edge fracture.

Expert Tip: Cermet vs. Carbide

In precision machining, NS9530 Cermet is the ultimate choice for surface aesthetics. While CVD Coated Carbide is built for strength, Cermet is built for beauty and speed. Protect your indexable turning tool by reserving this grade for final passes only.

Need Help With Tungaloy Inserts?

Looking for a Tungaloy equivalent, alternative grade, or sample catalog? Our CNC specialists have helped 50+ manufacturers in aerospace, automotive, and medical machining source the right tooling at 30–50% lower cost than OEM prices.

EQUIVALENT FINDER Cross-Reference to 15 Brands Find equivalent grades from Sandvik, Iscar, Kyocera, Walter, Mitsubishi and 10 more. FREE CATALOG Download PDF Catalogs 15+ insert catalogs with grade, ISO code, and tolerance data sheets. GRADE TOOL Find the Best Grade Insert grade selector for steel, stainless, cast iron, and superalloys.

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This Tungaloy insert is in stock. 24-hour quote response. ISO 9001 certified. Ships from Hangzhou in 3–7 days.

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.