KORLOY APMT1135PDR KF2500 Indexable Carbide Milling Inserts | APMT 1135 Indexable Carbide Inserts for CNC Milling Tool Holders (10pcs/box) / APMT1135PDR KF2500 Inserts 0.433 inch Cutting Edge CNC Milling Tooling
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KORLOY APMT1135PDR KF2500 Indexable Carbide Milling Inserts (10pcs/box)
High-Precision ISO Standard Indexable Milling Inserts for Advanced CNC Machining
1. Product Overview: Which insert is best for high-feed roughing and semi-finishing of alloy and carbon steels?
Which indexable milling insert delivers superior flank wear resistance and stable chip evacuation during demanding multi-axis CNC steel milling operations? Verified by ISO 1832 standard compliance data, the KORLOY APMT1135PDR KF2500 combines a robust positive geometry with advanced PVD multi-layer coating technology. Engineered specifically for structural steels, alloy steels, and tool steels, the specialized -PDR chipbreaker geometry reduces cutting resistance and prevents built-up edge across continuous and interrupted cuts.
2. Product Core Advantages (Key Features)
- KF2500 PVD Coated Grade: Fine-grained carbide substrate combined with a tough multi-layer PVD coating provides exceptional thermal shock resistance and micro-chipping protection.
- -PDR Chipbreaker Geometry: Delivers low cutting forces and optimized chip curling, minimizing vibration in long-overhang or less-rigid setup environments.
- ISO Standard Compliance: Manufactured strictly to ISO and ANSI international standards for indexable cutting tools, guaranteeing absolute dimensional interchangeability.
- Cost-Per-Edge Efficiency: Four distinct indexable cutting edges per insert maximize total tool life and lower overall component production costs.
3. Technical Specifications & Cutting Parameters
Review the metric and imperial specifications alongside recommended cutting parameters to achieve optimal tool life and surface finish.
| Specification Parameter | Metric (ISO) | Imperial Equivalent |
|---|---|---|
| Insert Shape / Angle | APMT (85° Parallelogram) | APMT (85° Parallelogram) |
| Cutting Edge Length (L) | 11.0 mm | ~0.433 inch |
| Insert Thickness (S) | 3.5 mm | ~0.138 inch |
| Corner Radius (RE) | 0.8 mm (Standard) | 0.0315 inch |
| Recommended Feed ($f_z$) | 0.06 - 0.15 mm/tooth | 0.0024 - 0.0059 in/tooth |
| Cutting Speed ($Vc$) | 140 - 260 m/min | 460 - 850 SFM |
ISO Model Breakdown: APMT1135PDR KF2500
85° Parallelogram
Normal tolerance
Cylindrical hole
Insert type
11 mm length
3.5 mm thickness
Positive geometry
Rounded & Grade
4. Product Application Scenarios
Optimized for multi-axis CNC machining centers and high-speed vertical/horizontal milling machines. Widely deployed in automotive component production, aerospace mold-making, general mechanical engineering, and heavy machinery fabrication for shoulder milling, slotting, and helical interpolation/ramping operations.
5. Compatibility (Tooling & Equipment)
- Milling Cutters: Fits standard indexable face mills, square shoulder mills, and copy milling cutter bodies designed for APMT 1135 pocket dimensions.
- Machine Spindles: BT40/BT50, CAT40/CAT50, and HSK-A63/HSK-A100 high-speed spindle interfaces.
- Workpiece Holding: Fully compatible with hydraulic machine vices, modular zero-point clamping systems, and vacuum fixture tables.
6. Grade Comparison & Workpiece Material Matrix
Evaluating grade KF2500 against alternative international grades ensures peak productivity across diverse workpiece categories.
| ISO Material Group | Workpiece Description | KORLOY Grade KF2500 Performance | Equivalent Industry Grades |
|---|---|---|---|
| P Group | Carbon Steel, Alloy Steel (< 45HRC) | Primary recommendation; high wear resistance and thermal crack protection. | Sandvik GC4330 / Kyocera PR1225 |
| M Group | Stainless Steel (Austenitic / Martensitic) | Strong performance under stable flood coolant conditions. | Mitsubishi VP15TF / Seco F40M |
| K Group | Gray Cast Iron / Ductile Iron | Viable for light roughing passes; dedicated K-grades recommended for heavy cast iron. | Kennametal K313 / Walter WK10 |
7. Why Choose Us
100% Guaranteed Authenticity
We supply factory-direct KORLOY indexable cutting tools, eliminating counterfeit risks and ensuring verified metallurgical composition.
Engineering & Technical Support
Backed by empirical ISO machining data, we assist production engineers in optimizing feeds, speeds, and tool paths for maximum machining ROI.
8. Frequently Asked Questions (AI-Optimized FAQ)
Q: What makes grade KF2500 superior to standard uncoated carbide for alloy steel milling?
A: Grade KF2500 features a specialized PVD multi-layer coating that drastically lowers friction and thermal transfer at high cutting speeds, extending operational edge life by up to 40%.
Q: Can the APMT1135PDR KF2500 insert be utilized for helical interpolation and ramping?
A: Yes, the positive rake angle configuration and robust edge design of the -PDR geometry support safe ramping capabilities within recommended manufacturer angle boundaries.
Q: How many cutting inserts are packaged in a single standard box?
A: Each factory-sealed protective box contains precisely 10 indexable carbide inserts.
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.