Tungaloy CNMG160612 T9115 CVD Coated Carbide Turning Insert for Steel - BEYOND

Tungaloy CNMG160612 T9115 CVD Coated Carbide Turning Insert for Steel

$114.52 USD

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

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Description

Tungaloy CNMG160612 T9115 Turning Insert

High-Speed Steel Specialist | Robust 1.2mm Radius | Premium CVD Coating

How does the 1.2mm radius on T9115 improve stability in heavy steel turning?

The Tungaloy CNMG160612 T9115 is a heavy-duty CVD coated carbide turning insert engineered for high-efficiency machining in carbon and alloy steels. The T9115 grade features Tungaloy's "PremiumTec" surface technology, utilizing a thick, highly-textured Al2O3 layer that provides industry-leading heat resistance and crater wear protection. This indexable turning tool is specifically designed for CNC machining where high surface speeds and deep cuts are required. With its large 1.2mm corner radius, it offers exceptional edge strength and is capable of handling higher feed rates while maintaining a stable cutting edge. Made in Japan, this insert is a premier precision machining solution for workshops aiming to maximize tool life and productivity in demanding steel applications.

Decoding the CNMG160612 T9115 Technical Code

C
80° Rhombic
N
0° Clearance
M
M Tolerance
G
Double Sided
16
16.1mm Edge
06
6.35mm Thick
12
1.2mm Radius
T9115
CVD Grade

Technical Specs: Metric vs. Imperial Conversion

Feature Metric (Standard) Imperial Equiv.
Standard Model CNMG160612 CNMG543
Insert Thickness 6.35 mm 1/4 inch
Corner Radius 1.2 mm 3/64 inch

Is T9115 suitable for continuous high-speed steel turning?

The T9115 CVD Grade is the definitive choice for high-speed continuous cutting of steel. The thick coating acts as a massive thermal barrier, protecting the carbide substrate during long machining cycles. This long-tail keywords industry favorite is widely implemented in CNC machining large components where heat management is vital. The CNMG160612 geometry, with its robust 6.35mm thickness and 1.2mm radius, provides the mechanical strength needed for heavy roughing and semi-finishing. This combination drastically improves tool life and ensures that the insert can withstand the pressure of deep cuts and high feed rates in precision machining workflows.

Recommended Cutting Parameters for T9115

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

  • Cutting Speed (Vc): 150 - 450 m/min (depending on steel grade)
  • Feed Rate (f): 0.20 - 0.60 mm/rev
  • Depth of Cut (ap): 1.5 - 6.0 mm

*Pro Tip: Because of the 1.2mm radius, you can increase your feed rate while still maintaining a strong cutting edge.*

Feedback from Global Machining Experts

⭐⭐⭐⭐⭐ "Extreme durability on 4140 steel" - Markus J., Germany
"The 1.2mm radius on the CNMG1606 is a beast. We run high speeds on 4140 and the T9115 grade easily outlasts our previous tools."

⭐⭐⭐⭐⭐ "Stable edge for heavy cuts" - Kenji O., Japan
"Very predictable wear patterns. The thick insert body prevents vibration on our heavy-duty Mori Seiki. Tungaloy quality is 10/10."

⭐⭐⭐⭐ "Great for production" - David R., USA
"Cuts clean and fast. We use these for large diameter turning and the chip control is excellent even at high feed rates."

⭐⭐⭐⭐⭐ "Excellent thermal resistance" - Gianni B., Italy
"Running these at 350m/min and the edge stays intact. Best CVD grade for high-speed steel production."

⭐⭐⭐⭐⭐ "Authentic product, fast shipping" - Tan H., Singapore
"Genuine Tungaloy Japan inserts. Arrived in perfect condition. These 160612s are exactly what we needed for our heavy turning."

Technical Q&A

Q: Can I use T9115 for stainless steel turning?

A: T9115 is optimized for Steel (P). For stainless (M), we recommend PVD grades like AH725 to avoid the chemical bonding that leads to notch wear.

Q: What holder size do I need for CNMG160612?

A: These inserts fit any standard **DCLNR16** or **MCLNR16** holder. Be aware they are larger than the standard 1204 size.

Q: Is this insert suitable for finishing?

A: Due to the large 1.2mm radius, this is primarily for roughing and semi-finishing. For super finishing, a 0.4mm or 0.2mm radius would be better.

Expert Insight: CVD vs. PVD for Steel Turning

For high-speed CNC machining of steel, CVD Coated Carbide (T9115) is the industry benchmark. Its thicker coating provides a superior heat shield, allowing for much higher surface speeds and significantly longer tool life compared to thinner PVD coatings.

© 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.