ZCC.CT APKT150412-KM YBG152 Carbide Insert – 15mm Positive Milling R1.2 for Cast Iron
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APKT150412-KM YBG152 ZCC.CT Milling Insert
High-Speed & Wear-Resistant Solution for Cast Iron Machining
Product Overview
"Looking for a milling insert that maintains a sharp edge at high speeds in abrasive Gray Cast Iron?"
The APKT150412-KM YBG152 is a specialized 90° shoulder milling insert. While the KM chipbreaker provides the necessary edge reinforcement to prevent chipping in brittle materials, the YBG152 Grade brings a harder, more heat-resistant PVD coating to the table. This combination is specifically designed for high-speed finishing and semi-roughing of cast iron components where maintaining dimensional accuracy is critical.
Model Code Interpretation
90° Parallelogram
11° Clearance Angle
Hole & Chipbreaker
Edge Length (15mm)
Thickness (4.76mm)
Radius (1.2mm)
Iron/Reinforced Edge
Product Core Advantages
- Premium YBG152 Grade: Fine-grained carbide with an ultra-hard PVD coating for maximum abrasive wear resistance.
- KM "Iron-First" Geometry: Engineered with a stable T-land to handle the unique chip formation of cast iron.
- High Surface Quality: The 1.2mm radius combined with YBG152's smoothness results in superior finishes.
- Optimized for High Speed: Enables higher Vc (cutting speed) compared to standard YBG202/302 grades.
Application Scenarios
- Finishing and semi-roughing of Gray Cast Iron (GG) and Ductile Iron (GGG).
- Machining engine blocks, gearboxes, and large cast iron housings.
- Continuous cutting operations requiring high dimensional precision.
- Suitable for stable machine setups where high productivity is required.
Technical Specifications & Cutting Data
| Metric Model | Inch Equivalent | Cutting Speed (Vc) | Feed per Tooth (fz) |
|---|---|---|---|
| APKT150412-KM | APKT 0.591" x 0.187" R0.047" | 180 - 320 m/min | 0.10 - 0.30 mm/z |
Compatibility: Matching Tool Holders
Standard APKT 15 size. Fully compatible with the following ZCC.CT tool holder series:
ZCC Grade Logic
- YBG152 (This Grade): High hardness. Best for cast iron at high speeds.
- YBG252: Universal PVD for steel and stainless steel.
- YBG302: High toughness. Best for heavy interrupted cuts and roughing.
Why Choose Our Store?
- ✅ 100% Genuine: Direct factory sourcing with verified QR codes.
- ✅ Technical Director Support: Expert advice on cutting parameters.
- ✅ Fast Global Shipping: Efficient B2B logistics from Hong Kong.
Verified Customer Experiences
"The YBG152 grade is much more wear-resistant on my gray iron castings than the YBG202. Very stable."
Robert K. - Germany"Fantastic finish for automotive engine parts. No chipping on the corners even after 2 hours of continuous milling."
Johnathan M. - USA"Ottimo prodotto per ghisa. Spedizione veloce e imballaggio originale."
Pietro V. - Italy"鋳鉄加工に最適です。1.2mm半径のおかげで、刃先の強度が非常に高いです。"
Tanaka T. - Japan"Superb value for money. ZCC-CT original quality is as good as the big European brands."
David S. - UKTechnical FAQ
Not necessarily. YBG152 is superior for high-speed continuous cutting (finishing). For heavy interrupted cuts or vibrating setups, YBG302 is better due to its higher toughness.
It represents a corner radius of 1.2mm. This provides extra strength to the tool tip compared to the more common 0.8mm (08) radius.
Yes, the KM-YBG152 setup can be used on hard steel or alloy steel where wear resistance is the main failure mode, though it's primarily an iron specialist.
Material Comparison Tip:
When machining Gray Cast Iron, prioritize YBG152 for speed. If you switch to Ductile Iron (Nodular) and experience edge chipping, consider lowering the cutting speed (Vc) by 15% or switching to the tougher YBG302 grade to compensate for the material's higher tensile strength.
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.