ZCC.CT CCMT120404-HM YBC151 Carbide Turning Inserts for Steel Machining
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ZCC.CT CCMT120404-HM YBC151: High-Speed Precision Turning for Steel
Product Overview
"Which insert is the most stable choice for high-speed finishing of carbon and alloy steels to ensure a mirror surface?"
The ZCC.CT CCMT120404-HM YBC151 is a premium turning insert engineered for the P-group (Steel) materials. The YBC151 grade features a robust CVD coating (TiCN + Thick Al2O3) on a high-strength carbide substrate, specifically optimized for high-speed continuous cutting. The HM chipbreaker provides a wide range of chip control for medium-duty tasks, while the 0.4mm (R0.4) nose radius minimizes radial cutting force, making it perfect for precision finishing and thin-walled parts.
Key Features
- YBC151 CVD Coating: Exceptional heat resistance and crater wear resistance at high temperatures.
- HM Universal Chipbreaker: Stable chip evacuation for a broad range of feed rates and cutting depths.
- Optimized for Finishing: The 0.4mm radius ensures low vibration and excellent dimensional accuracy.
- High-Speed Efficiency: Specifically designed for stable, continuous cutting environments to maximize throughput.
Technical Specifications
ISO Model Decoding (CCMT 120404-HM)
80° Diamond
7° Relief
Tolerance
Hole/Chipbreak
12.9mm Edge
4.76mm Thick
0.4mm Radius
Medium Cut
| Metric Designation | ANSI/Imperial Designation |
|---|---|
| CCMT120404-HM | CCMT 431-HM |
Cutting Parameters Recommendation
| Workpiece Material | Cutting Speed (Vc) | Feed rate (fn) |
|---|---|---|
| Low Carbon Steel | 280 - 480 m/min | 0.10 - 0.35 mm/rev |
| Alloy Steel | 220 - 400 m/min | 0.08 - 0.30 mm/rev |
Holder Compatibility
Optimized for External and Internal Tooling:
Perfectly matches standard S-Type screw-down tool holders.
Applications
The CCMT 120404-HM YBC151 is a specialized choice for Precision Finishing in:
ZCC.CT Grade Quick Guide (Steel)
| Grade | Machining Condition | Core Advantage |
|---|---|---|
| YBC151 | High Speed / Continuous | Superior Heat & Wear Resistance |
| YBC251 | General Purpose / Versatile | Balanced Toughness and Hardness |
Global Customer Feedback
"Top-tier finishing!"
"Used on alloy steel. The YBC151 grade tool life is twice that of previous brands. Surface finish is mirror-like."
— John D., USA
"Outstanding for CNC"
"Excellent chip control at high speeds. The HM breaker works perfectly on our automated production lines."
— Hans W., Germany
"Highly Reliable"
"Process stability is key for us in Italy. These inserts deliver consistent quality across long batches."
— Matteo V., Italy
"Consistent Accuracy"
"The 0.4 radius is perfect for our precision bushings. Dimensional accuracy remains tight over hundreds of parts."
— Kenji S., Japan
Frequently Asked Questions
Q: Can YBC151 be used for interrupted cuts?
A: YBC151 is optimized for stable, continuous high-speed cutting. For interrupted cuts, we recommend using YBC251 or YBC252 for increased toughness.
Q: Is this insert suitable for stainless steel?
A: While it can cut stainless, the YBM series (like YBM151/251) is specifically optimized for M-group materials to prevent built-up edge.
Q: When should I choose the 0.4 radius over 0.8?
A: Use the 0.4 radius (CCMT 120404) for finishing applications where you need to reduce vibration or when machining thin-walled components.
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.