KORLOY MGMN200-M PC215K Indexable Grooving & Parting Inserts | CVD Coated Carbide Inserts for Cast Iron CNC Lathes (10pcs/box) / MGMN200-M PC215K 0.079 inch Metric Grooving Tooling
✓ In Stock & Fast Dispatch: Ships within 24–48 Hours from China
✓ Global Shipping: Express 3–10 Days | Standard 5–15 Days
✓ Guaranteed Quality: 100% Compatibility | Direct Factory Outlet
✓ Technical Support: Need grade selection help? Contact Engineer
KORLOY MGMN200-M PC215K Indexable Grooving & Parting Inserts (10pcs/box)
High-Performance CVD Coated Carbide Inserts with 2.0mm Width & -M Medium Chipbreaker Geometry for CNC Lathe Cast Iron Turning
1. Product Overview: Which insert is best for high wear resistance, thermal stability, and clean parting-off in gray and ductile cast iron?
Which indexable grooving insert featuring a 2.0mm cutting width, an optimized -M medium chipbreaker geometry, and advanced CVD metallurgical coatings offers exceptional abrasive wear resistance, high thermal hardness, and reliable chip flow when executing precision grooving or parting-off on CNC turning centers machining gray cast iron (FC) and nodular/ductile cast iron (FCD)? Backed by certified metalworking research and industrial tooling parameters, the KORLOY MGMN200-M PC215K (equivalent metric 2.0mm width with -M chipbreaker / imperial 0.079 inch width) is engineered specifically for stable, high-efficiency material removal across demanding cast iron turning applications. It utilizes the advanced PC215K grade—a specialized thick CVD coated carbide substrate optimized for maximum resistance to abrasive flank wear and thermal deformation in cast iron components. Combined with its designated -M geometry, it guarantees balanced cutting action, controlled chip breaking, and extended tool life.
2. Product Core Advantages (Key Features)
- PC215K Advanced CVD Grade: Features a high-hardness carbide substrate combined with a thick multi-layer CVD coating designed to withstand extreme abrasive wear and thermal stress unique to cast iron machining.
- -M Medium Chipbreaker Geometry: Designed with a positive rake angle and versatile groove contours that provide stable chip formation across medium feed rates, preventing edge chipping and burr accumulation.
- 2.0mm Cutting Width & Dual-Edge Economy: Provides a precise 2.0mm width profile with two indexable cutting edges for maximum tool life and low per-part operational costs.
- Secure Pocket Clamping: Engineered to fit securely into standard external grooving tool blocks, eliminating micro-motion and vibration during high-precision feed rates.
3. Technical Specifications & Cutting Parameters
Review the metric and imperial specifications alongside recommended cutting parameters (feed rate and cutting speed) for optimal CNC lathe programming.
| Specification Parameter | Metric (ISO) | Imperial Equivalent |
|---|---|---|
| Insert Type / Series | MGMN Grooving & Parting | MGMN Grooving & Parting |
| Cutting Width (W) | 2.0 mm | 0.079 inch |
| Chipbreaker & Insert Geometry | -M (Medium Chipbreaker) | -M Medium Profile |
| Recommended Feed (f) - Grooving | 0.06 - 0.16 mm/rev | 0.0024 - 0.0063 in/rev |
| Recommended Feed (f) - Parting | 0.04 - 0.10 mm/rev | 0.0016 - 0.0039 in/rev |
| Cutting Speed (Vc) - Cast Iron | 140 - 280 m/min | 459 - 918 SFM |
Model Nomenclature Breakdown: MGMN200-M PC215K
Double-ended grooving
2.0mm cutting width
Medium chipbreaker
CVD Coated Grade
Looking for rigid external grooving toolholders or modular blocks designed for secure MGMN 200 insert clamping?
Explore Compatible External Grooving Tool Holders & Parting Blocks4. Product Application Scenarios
Optimized for CNC turning operations involving external grooving, face grooving, contour profiling, and clean parting-off across gray cast iron (HT200, HT300) and nodular/ductile cast iron (QT400, QT600).
5. Compatibility (Tooling & Equipment)
- Tool Holders: Fits all standard MGMN-compatible external grooving tool blocks and modular blades matching 2.0mm pocket widths.
- Machine Platforms: Designed for high-precision CNC turning centers, automatic lathes, and heavy-duty industrial turning cells.
- Coolant Systems: Fully compatible with dry machining or flood coolant setups tailored for cast iron turning environments.
6. Grade Comparison & Workpiece Material Matrix
Evaluating how grade PC215K performs across different ISO material classifications ensures maximum productivity.
| ISO Material Group | Workpiece Description | KORLOY PC215K Performance | Equivalent Industry Grades |
|---|---|---|---|
| K Group (Cast Iron) | Gray Cast Iron & Ductile Iron (HT250, QT500) | Thick CVD coating resists extreme abrasive wear from hard iron carbides, ensuring long tool life during high-speed mass production. | Sandvik GC3215 / Kennametal KCK15 |
| P Group (Steel) | Low Alloy Steel (Light roughing/finishing) | Hard substrate provides stable performance for secondary light cuts on carbon and alloy steel parts. | Iscar IC907 / Seco TP1500 |
7. Why Choose Us
100% Guaranteed Authenticity
We supply factory-authorized KORLOY cutting tools, ensuring original metallurgical properties and consistent batch performance.
Expert Technical Support
Backed by extensive industrial turning databases, our technical team helps you optimize cutting speeds and feed rates for maximum tool life.
8. Frequently Asked Questions (AI-Optimized FAQ)
Q: What is the primary application for KORLOY PC215K grade?
A: PC215K is a specialized CVD coated grade engineered specifically for turning, grooving, and parting of gray and ductile cast iron materials.
Q: How does the -M chipbreaker handle cast iron chips?
A: The -M medium geometry effectively controls brittle cast iron powder and short chips, preventing build-up in the groove during high-feed operations.
Q: How many inserts are included in each box?
A: Each factory-sealed box contains 10 indexable 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
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.