ZCC.CT APKT150412-PM YBM253 Carbide Insert – 15mm Universal Milling R1.2 Steel
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APKT150412-PM YBM253 ZCC.CT Milling Insert
High-Toughness Solution for Heavy-Duty Stainless Steel & Steel Milling
Product Overview
"Dealing with edge chipping and heat-related wear in large-scale stainless steel milling?"
The APKT150412-PM YBM253 is built for scale and durability. As part of the 15-size series, it offers a deeper cut and higher metal removal rates. The PM (General Purpose) chipbreaker is paired with an increased 1.2mm corner radius, providing a massive upgrade in edge strength. The highlight is the YBM253 Grade—ZCC.CT's advanced CVD material optimized for ISO M (Stainless Steel) and ISO P (Steel). It is specifically designed to resist the thermal and mechanical shocks common in stainless steel roughing and semi-finishing.
Model Code Interpretation
90° Parallelogram
11° Clearance Angle
Hole & Chipbreaker
Size (15mm)
Thickness (4.76mm)
Radius (1.2mm)
General Purpose
Product Core Advantages
- New YBM253 Grade: Enhanced toughness and flank wear resistance for demanding stainless steel jobs.
- Enhanced 1.2mm Radius: Provides superior edge stability for high-feed and heavy-depth cutting.
- Stable PM Geometry: Optimized chip control for both continuous and interrupted milling.
- Advanced CVD Coating: Smooth coating finish significantly reduces the tendency for material sticking (BUE).
Application Scenarios
- Roughing and semi-finishing of large 304, 316, and Duplex Stainless Steel components.
- Shoulder and face milling of alloy steels and carbon steels in heavy industry.
- Ideal for parts requiring a larger corner radius for structural integrity.
- B2B heavy-duty production where reducing tool changes is a priority.
Technical Specifications & Cutting Data
| Metric Model | Inch Equivalent | Cutting Speed (Vc) | Feed per Tooth (fz) |
|---|---|---|---|
| APKT150412-PM | APKT 0.591" x 0.187" R0.047" | 100 - 220 m/min | 0.15 - 0.40 mm/z |
*Optimized for Stainless Steel (M) and Steel (P) under heavy machining conditions.
Compatibility: Matching Tool Holders
Large APKT 15-size. Fits ZCC.CT and standard 90° shoulder/face milling cutters for 15mm inserts:
ZCC Grade Selection Logic
- YBM253 (This Product): The heavy-duty expert. Maximum toughness for tough stainless steel roughing.
- YBM251: The balanced choice for general stainless steel and alloy steel applications.
- YBG205: PVD grade for smaller components and difficult-to-machine superalloys.
Why Trust BEYOND / OYYU?
- ✅ 100% Genuine: Factory-fresh ZCC.CT inserts with full security QR code verification.
- ✅ B2B Technical Support: Vetted for high-efficiency industrial production standards.
- ✅ Reliable Supply Chain: Specialized in delivering global CNC solutions with consistency.
Global Verified Feedback
"The YBM253 is a beast on 316L. We are getting significantly fewer tool breakages during deep shoulder cuts."
M. Durand - France"Tolles Produkt für grobe Bearbeitung von Edelstahl. Die Standzeit ist hervorragend."
K. Weber - Germany"1.2mm radius provides great corner strength. We use this for heavy stock removal in carbon steel as well."
T. Jenkins - USATechnical FAQ
No. APKT 15 is a larger size and requires a dedicated tool holder (typically 400R or EMP02/FMP02-15). It is designed for heavier cutting depths and larger machines.
A larger radius like 1.2mm increases the cross-sectional area of the cutting edge, distributing heat and pressure over a larger zone. This prevents premature tip fracture in heavy roughing.
Stainless Steel Roughing Tip:
When utilizing the high-toughness YBM253, ensure you maintain a consistent depth of cut to keep the insert fully engaged. This prevents work-hardening of the surface, which is common in stainless steel. For deep milling, using internal coolant through the spindle will drastically extend the life of these large 15-size inserts.
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.