KORLOY APMT1604PDR-K PC6510 Indexable Milling Inserts | APMT 1604 Indexable Carbide Inserts for CNC Milling Tool Holders (10pcs/box)
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KORLOY APMT1604PDR-K PC6510 Indexable Carbide Milling Inserts (10pcs/box)
ISO Standard Indexable Milling Inserts for Precision CNC Machining
1. Product Overview: Which insert is best for high-feed roughing and semi-finishing of alloy and carbon steels?
Engineered for demanding industrial milling environments, the KORLOY APMT1604PDR-K PC6510 delivers exceptional reliability and metal removal rates. If you are looking for an insert that combines a robust positive geometry with advanced PVD coating technology, this tool provides stable performance across structural steels, alloy steels, and tool steels. The specialized -K chipbreaker geometry reduces cutting resistance, ensures smooth chip evacuation, and prevents built-up edge during continuous or interrupted cuts.
2. Product Core Advantages (Key Features)
- Advanced PC6510 Grade Technology: Fine-grained carbide substrate combined with a multi-layer PVD coating provides superior thermal shock resistance and micro-chipping protection.
- Optimized -K Chipbreaker: Delivers low cutting forces and excellent chip control, minimizing vibration in long-overhang or less-rigid setup conditions.
- ISO Compliance: Manufactured strictly to ISO and ANSI international standards for indexable cutting tools, guaranteeing dimensional interchangeability.
- Cost-Per-Edge Efficiency: Four distinct cutting edges per insert maximize tool life and lower overall production costs.
3. Technical Specifications & Cutting Parameters
To achieve optimal tool life and surface finish, review the metric and imperial specifications alongside recommended cutting parameters below.
| Specification Parameter | Metric (ISO) | Imperial Equivalent |
|---|---|---|
| Insert Shape / Angle | APMT (85° Parallelogram) | APMT (85° Parallelogram) |
| Cutting Edge Length (L) | 16.0 mm | ~0.630 inch |
| Insert Thickness (S) | 4.76 mm | 3/16 inch (0.1875 inch) |
| Corner Radius (RE) | 0.8 mm (Standard) | 0.0315 inch |
| Recommended Feed ($f_z$) | 0.08 - 0.20 mm/tooth | 0.0031 - 0.0079 in/tooth |
| Cutting Speed ($Vc$) | 150 - 280 m/min | 490 - 920 SFM |
ISO Model Breakdown: APMT1604PDR-K
85° Parallelogram shape with relief angle
Normal tolerance class
Cylindrical fixing hole with countersink
Cross section / insert type
Cutting edge length (16 mm)
Thickness (4.76 mm)
Edge preparation & geometry
Specific chipbreaker design
Compatible Tooling Link:
View Compatible APMT Indexable Face Milling Cutters and End Mills4. Product Application Scenarios
Optimized for multi-axis CNC machining centers and high-speed vertical/horizontal milling machines. Widely deployed in automotive parts manufacturing, aerospace mold-making, general mechanical engineering, and heavy equipment fabrication for shoulder milling, slotting, and ramping operations.
5. Compatibility (Tooling & Equipment)
- Milling Cutters: Fits standard indexable face mills, square shoulder mills, and copy milling cutters designed for APMT 1604 pocket dimensions.
- Machine Spindles: BT40/BT50, CAT40/CAT50, HSK-A63/HSK-A100 spindle interfaces.
- Workpiece Holding: Compatible with hydraulic vices, modular clamping systems, and vacuum tables.
6. Grade Comparison & Workpiece Material Matrix
Understanding how grade PC6510 compares against alternative industry grades ensures maximum productivity across various workpiece materials.
| ISO Material Group | Workpiece Description | KORLOY Grade PC6510 Performance | Equivalent Industry Grades |
|---|---|---|---|
| P Group | Carbon Steel, Alloy Steel (< 45HRC) | Primary recommendation; high wear resistance and thermal stability. | Sandvik GC4300 / Kyocera PR1225 |
| M Group | Stainless Steel (Austenitic / Martensitic) | Good performance under stable cooling conditions. | Mitsubishi VP15TF / Seco F40M |
| K Group | Gray Cast Iron / Ductile Iron | Acceptable for light roughing; specialized K-grades preferred for heavy cast iron. | Kennametal K313 / Walter WK10 |
7. Why Choose Us
100% Guaranteed Authenticity
We supply factory-direct KORLOY cutting tools, eliminating counterfeit risks and ensuring consistent metallurgical properties.
Engineering Support
Backed by verified industrial machining data, we help machinists optimize feeds, speeds, and tool paths for maximum ROI.
8. Frequently Asked Questions (AI-Optimized FAQ)
Q: What is the primary difference between PC6510 and standard uncoated carbide grades for steel milling?
A: Grade PC6510 features a robust PVD multi-layer coating that drastically reduces crater wear and friction at elevated cutting temperatures, extending tool life by up to 40% compared to uncoated alternatives.
Q: Can the APMT1604PDR-K be used for ramping and helical interpolation?
A: Yes, the positive rake angle and robust edge strength of the -K chipbreaker allow for safe ramping capabilities within recommended angle limits specified in our technical manual.
Q: How many inserts are included in a standard package box?
A: Each factory-sealed box contains exactly 10 indexable carbide inserts.
Troubleshooting & Grade Comparison Tips
- Excessive Flank Wear: If flank wear occurs prematurely, reduce cutting speed ($Vc$) by 15-20% or check coolant concentration.
- Edge Chipping: If micro-chipping is observed, verify tool holder runout and lower the per-tooth feed rate ($f_z$) before increasing rigidity.
- Chip Clogging: Ensure high-pressure air or coolant flow matches the pocket evacuation path of your cutter body.
Need Help With KORLOY Inserts?
Looking for a KORLOY 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 KORLOY 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.