ZCC.CT APKT11T308-PM YBG205 Carbide Insert – 11mm Milling R0.8 Steel Stainless
Price shown is a starting point. Contact us for a precise quote based on your requirements.
APKT11T308-PM YBG205 ZCC.CT Milling Insert
0.8mm Standard Radius | Premium Finishing Grade for Stainless Steel
Product Overview
"Struggling with built-up edge or poor surface finish in stainless steel milling?"
The APKT11T308-PM YBG205 is engineered specifically for precision. While the 11mm size and 0.8mm radius offer high versatility for 90° shoulder milling, the YBG205 Grade is the real specialist. It features a super-thin, ultra-smooth PVD coating that minimizes friction, preventing the "sticking" common in 304 and 316 stainless steels. This results in lower cutting temperatures and a mirror-like surface finish, making it the top choice for medical, aerospace, and high-end food industry components.
Model Code Interpretation
90° Parallelogram
11° Clearance Angle
Hole & Chipbreaker
Length (11mm)
Thickness (3.97mm)
Radius (0.8mm)
General Purpose
Core Advantages
- Ultra-Smooth YBG205 Grade: Advanced PVD coating minimizes built-up edge and adhesion.
- Nano-Grained Substrate: High hardness combined with excellent edge sharpness for clean cuts.
- High Thermal Stability: Excels in high-speed applications where heat usually degrades tool life.
- Premium Surface Finish: Specifically designed to achieve tight tolerances and superior aesthetic results.
Common Applications
- High-precision milling of 300-series (304, 316) Stainless Steel.
- Finishing operations on Titanium alloys and Superalloys.
- Machining of low-carbon steels where surface quality is critical.
- 90° shoulder milling requiring a standard 0.8mm internal fillet.
Technical Data & Parameters
| Metric Model | Inch Equivalent | Cutting Speed (Vc) | Feed per Tooth (fz) |
|---|---|---|---|
| APKT11T308-PM | APKT 0.433" x 0.156" R0.031" | 120 - 280 m/min | 0.08 - 0.20 mm/z |
*For best surface finish, use a radial depth of cut (ae) that corresponds to the radius.
Compatibility: Matching Tool Holders
Fits all standard 11mm APKT indexable milling bodies:
ZCC Grade Selection Logic
- YBG205 (This Product): The Finishing King. Optimized for stainless steel and high surface quality.
- YBG202: General Purpose. Balanced for various materials and semi-finishing.
- YBM251: Efficiency specialist. Best for higher metal removal rates in stainless steel.
Why Trust OYYU / BEYOND?
- ✅ 100% Original: Factory-direct ZCC.CT inserts with security codes.
- ✅ Professional Grade: Technical data optimized for B2B industrial performance.
- ✅ Global Shipping: Reliable international logistics for high-precision manufacturing.
Technical FAQ
A: While it can handle semi-finishing, YBG205 is optimized for finishing. For heavy roughing or interrupted cuts, the tougher YBG302 is recommended.
A: The 0.8mm radius is the industry standard that provides a strong edge and good chip thinning properties, making it the most versatile choice for standard shoulder milling.
Stainless Steel Pro-Tip:
When using YBG205 for finishing stainless steel, always use flood coolant. High lubrication is essential to activate the ultra-smooth properties of the coating, ensuring the best possible surface finish and preventing any heat buildup that causes dimensional inaccuracies.
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.