TaeguTec CCMT060204PC TT8125 | Universal Steel Turning Insert
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TaeguTec CCMT060204PC TT8125
The Universal Steel Expert: High-Performance CVD Coating for Maximum Productivity
Product Overview
"Which insert grade provides the best balance of wear resistance and toughness for finishing carbon and alloy steels at medium to high speeds?"
The TaeguTec CCMT060204PC TT8125 is a high-versatility 80° rhombic insert optimized for ISO P (Steel) turning. Featuring the advanced TT8125 CVD coating technology, this grade is designed for high-speed machining where thermal stability and abrasive wear resistance are critical. The PC chipbreaker (Precision Cutting) offers a sharp geometry and optimal rake angle, making it the perfect choice for light finishing and medium turning, ensuring excellent chip control even in gummy materials.
Key Features
Thick Al2O3 layer provides a superior thermal barrier, significantly extending tool life during high-speed continuous cuts.
A balanced carbide core that prevents edge chipping during slight interruptions or unstable setups.
Sharp edge designed to reduce radial forces, preventing vibration in small-diameter boring or thin-walled parts.
Technical Specifications
ISO Code Decoding: CCMT060204PC
80° Rhom.
7° Relief
Tolerance
Fixing
6.4mm L
2.38mm S
0.4mm Rad.
Chipbreaker
| Unit System | Designation | IC (Inscribed Circle) | Radius (RE) |
|---|---|---|---|
| Metric (ISO) | CCMT060204PC | 6.35 mm | 0.4 mm |
| Imperial (ANSI) | CCMT21.51PC | 0.250" | 0.016" |
Recommended Cutting Parameters
| Workpiece Material | Cutting Speed (Vc) | Feed Rate (fn) |
|---|---|---|
| Low Carbon Steel | 150 - 350 m/min | 0.08 - 0.20 mm/rev |
| Alloy Steel / Tool Steel | 120 - 300 m/min | 0.08 - 0.18 mm/rev |
Compatible Holders
This insert is designed for standard SCLCR/L 06 holders and S-SCLCR/L 06 boring bars.
Product Applications
- Finishing of automotive shafts and precision pins in carbon steel.
- Precision boring operations requiring high surface Ra quality.
- Turning of alloy steel machine parts at high surface speeds.
- Light-duty medium turning where edge sharpness is essential for chip control.
TaeguTec Grade Comparison
| Grade | Coating | Primary Focus |
|---|---|---|
| TT8125 (CVD) | CVD Al2O3 | Universal: Best for high-speed Steel turning. |
| CT3000 (Cermet) | Uncoated/PVD | Surface: Best for mirror-like finishing. |
Why Choose TaeguTec?
TaeguTec, a proud member of the IMC Group, is a global leader in high-performance metallurgy. The TT8125 grade represents South Korean engineering at its finest, providing industrial workshops with a reliable, long-lasting solution for steel turning. By choosing TaeguTec, you are investing in CVD technology that maximizes machine uptime, reduces cost-per-part, and ensures consistent quality in every component you produce.
Verified Global Feedback
"Excellent versatility"
Using these on 4140 steel. Tool life is very predictable, and the finish is great for a CVD grade.
— Precision Tooling (USA)"Sehr zuverlässig"
Holds the tolerance perfectly over long runs. The TT8125 is my go-to for general steel machining.
— Maschinenbau Nord (Germany)"Ottima per finitura"
Great chipbreaker. We use it for small internal boring on steel shafts with high success.
— Meccanica di Precisione (Italy)Frequently Asked Questions
1. Is TT8125 suitable for interrupted cuts?
While TT8125 has great toughness, it is best optimized for continuous to light-interrupted cuts. For heavy interruptions, consider a PVD grade.
2. Can I use this for stainless steel?
TT8125 is primarily for ISO P steel. For stainless steel (ISO M), we recommend the TT9080 grade for better results.
Technical FAQ & Buying Guide
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.
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.
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.
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.
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.
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.