ZCC.CT APKT160408-PM YBC302 Milling Inserts for Steel Machining
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ZCC.CT APKT160408-PM YBC302 Inserts
Advanced CVD Coated Carbide for High-Stability Steel Milling
Product Overview
"Which milling insert is best for high-productivity medium machining in steel where both wear resistance and edge toughness are required?"
The ZCC.CT APKT160408-PM YBC301 is a high-performance milling solution designed for P-class steel materials. Utilizing a thick CVD Al2O3 + TiCN coating, this grade provides a massive thermal barrier for stable cutting at high temperatures. The PM (Medium-Duty) chipbreaker features a balanced geometry that provides enough sharpness for smooth chip evacuation while maintaining a reinforced edge to handle the impact of interrupted cuts in alloy steels.
Key Features
- ✔ Thick CVD Coating: Superior resistance to crater wear and thermal deformation during high-speed milling.
- ✔ PM Chipbreaker Geometry: Designed for medium machining, offering a wide range of feed rates and cutting depths.
- ✔ 90° Precision: Optimized for square shoulder milling with high vertical accuracy.
Technical Specifications
85° Parallelogram
11° Relief Angle
ISO Tolerance
Screw Clamp
16mm Edge
4.76mm Thick
0.8mm Radius
Medium Machining
| ISO Parameter | Metric (mm) | Imperial (inch) |
|---|---|---|
| Cutting Edge (L) | 16.5 mm | 0.650" |
| Thickness (S) | 4.76 mm | 3/16" |
| Corner Radius (r) | 0.8 mm | 0.031" |
Recommended Cutting Parameters (YBC302)
| Workpiece Material | Speed (Vc) | Feed (fz) |
|---|---|---|
| Low Carbon Steel | 220 - 400 m/min | 0.12 - 0.28 mm/z |
| Alloy Steel (P) | 160 - 320 m/min | 0.10 - 0.25 mm/z |
Compatible Toolholders: EMP01 / EMP02 Series
Fits original ZCC.CT 90° square shoulder end mills and face mills.
Shop ZCC.CT Toolholders →Common Applications
- Square Shoulder & Face Milling
- High-Speed Continuous Cutting in Steel
- Medium-Duty Milling of Carbon/Alloy Steels
- General CNC Machining for Industry Components
Compatibility
Optimized for use on CNC Vertical Machining Centers (VMC) and horizontal mills. Compatible with all standard APKT1604 pocket profiles.
ZCC.CT Grade Material Comparison
YBC302 vs. YBG302: YBC302 (CVD) is specifically built for high-speed, continuous milling in steel where heat and cratering are the main concerns. YBG302 (PVD) is more versatile for stainless steel and interrupted cuts. For pure high-velocity steel milling, YBC302 offers significantly better tool life and thermal stability.
Customer Success Stories
"Switched to YBC302 for our mass production steel line. Cycle times are shorter and tool wear is very predictable."
— Robert B., USA"Hervorragende Leistung in C45-Stahl. Sehr stabil bei hohen Vorschüben."
— Hans W., Germany"Great value. Replaced our more expensive Japanese inserts with no loss in quality."
— Paolo G., Italy"Consistent ZCC quality. The PM chipbreaker is a real workhorse for our daily operations."
— Sato M., JapanFrequently Asked Questions
Is YBC302 better for dry or wet milling?
CVD coatings like YBC302 excel in high-speed dry milling due to their thick Al2O3 thermal barrier. However, wet milling is acceptable for stable, continuous cuts.
What is the recommended depth of cut for PM chipbreakers?
The PM geometry is optimized for medium machining. For the APKT1604, a depth of cut (Ap) between 1.0mm and 6.0mm is ideal for chip control.
Material Pro Tip: High-Velocity Advantage
To get the most out of APKT160408-PM YBC302, maintain a high cutting speed (Vc). The CVD coating requires heat to activate its full lubricity and wear resistance. Slow cutting speeds may cause the coating to micro-chip unnecessarily.
Need Help With ZCC.CT Inserts?
Looking for a ZCC.CT equivalent, alternative grade, or sample catalog? Our CNC specialists have helped 50+ manufacturers in aerospace, automotive, and medical machining source the right tooling at 30–50% lower cost than OEM prices.
This ZCC.CT insert is in stock. 24-hour quote response. ISO 9001 certified. Ships from Hangzhou in 3–7 days.
Technical FAQ & Buying Guide
When choosing CNC cutting tools, check the full model code, dimensions, grade and selected variant before ordering. Do not rely on the product image alone.
For carbide inserts, tool holders, drills and end mills, compare the mounting dimensions, connection type and manufacturer's specifications with your holder or machine. If you are unsure, share your existing part number and machining application with us before ordering.
Check the product listing for the selling unit, pack quantity and included components. If it is unclear whether the price is per piece or per pack, or whether a tool body and inserts are sold separately, contact us before purchasing.
Select cutting speed, feed rate and depth of cut using the relevant manufacturer's recommendations for your tool model, workpiece material, machine conditions and coolant method. The same settings are not suitable for every product or application.
Our automatic quantity discount is 6% off for 2–9 items and 12% off for 10 or more items, based on the total product quantity in the cart. Other offers may not combine with this discount; check the applicable offer conditions.
According to our shipping policy, orders are typically processed and shipped within 1–3 business days after confirmation. Delivery generally takes 5–20 business days, depending on your destination and shipping method. Customs clearance or unforeseen delays may affect delivery times. A tracking number is sent by email after shipment.