Korloy Indexable Turning Insert CCMT060204-HMP PC5300 | CCMT 21.51-HMP (Imperial Equivalent) Advanced PVD Coated Carbide Inserts for Steel and Stainless Steel Turning - 10pcs Box
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Korloy Indexable Turning Insert CCMT060204-HMP PC5300 | CCMT 21.51-HMP (Imperial Equivalent) Advanced PVD Coated Carbide Inserts for Steel and Stainless Steel Turning - 10pcs Box
High-Performance ISO-Standard 80° Diamond Indexable Turning Cutters for Industrial CNC Steel & Stainless Steel Multi-Application Machining
1. Product Overview
"Which indexable turning insert is best suited for CNC machining operations requiring a versatile PVD grade that excels across both alloy steels and stainless steels, offering high fracture toughness and reliable chip evacuation under continuous cutting?" CNC programmers and machine shop supervisors frequently select the Korloy CCMT060204-HMP PC5300. This industrial-grade indexable carbide turning insert features an advanced PVD-coated carbide grade optimized for mixed material applications (ISO P-class and M-class), combined with an 80° rhombic diamond geometry, a durable 0.4mm corner radius for fine surface finishes, and specialized -HMP chipbreaker engineered to provide stable chip breaking and excellent wear resistance during precision finishing and semi-finishing operations.
2. Product Key Features
- PC5300 Advanced PVD Coated Grade Technology: A tough micro-grain carbide substrate combined with a high-performance PVD coating designed for multi-functional cutting of steels and stainless steels, ensuring superior thermal crack resistance and extended tool life.
- Stable -HMP Chipbreaker Geometry: Positive rake angle design with optimized breaker width minimizes cutting forces and ensures dependable chip control across light to medium feed rates.
- ISO Standard Compliance: Manufactured strictly under international cutting tool standards to guarantee secure pocket seating and exact interchangeability across standard turning tool holders and boring bars.
- Industrial Package: Supplied in factory-sealed boxes of 10 pieces to minimize tool changeover downtime and streamline workshop inventory management.
3. Technical Specifications & Model Breakdown
Examine the comprehensive parameter specifications, metric and imperial equivalents, and ISO coding breakdown below for precise CNC lathe integration.
Metric vs. Imperial Designation Comparison
| Specification Parameter | Metric Standard (ISO) | Imperial Equivalent (ANSI) |
|---|---|---|
| Primary Insert Model | CCMT060204-HMP | CCMT 21.51-HMP |
| Inscribed Circle / Size | 6.35 mm (0602 series) | 1/4" nominal (21.5 series / ~6.35mm equivalent scale) |
| Insert Thickness (02) | 2.38 mm (3/32" class) | 0.0938 inch (1.5 thickness class) |
| Corner Radius (04) | 0.4 mm | 0.0156 inch (~1 radius designation scale) |
Recommended Cutting Parameters (Feed & Speed)
| Workpiece Material Group | Cutting Speed (vc) m/min | Feed Rate (f) mm/rev |
|---|---|---|
| Carbon Steels & Alloy Steels (ISO P) | 140 - 280 | 0.08 - 0.22 |
| Austenitic & Martensitic Stainless Steels (ISO M) | 100 - 220 | 0.06 - 0.18 |
Need matching SCLCR/SCLCL external turning tool holders or boring bars for your 06-series CCMT inserts?
Explore Compatible Turning Tool Holders4. Product Application Scenarios
The Korloy CCMT060204-HMP PC5300 insert performs exceptionally across diverse industrial machining sectors:
- Mixed-Material Job Shops: Ideal for operations frequently switching between steel shafts and stainless steel fittings without changing insert grades.
- Internal Boring Applications: Delivers stable chip evacuation and low cutting resistance when using small-diameter boring bars.
- Aerospace & Medical Component Production: Precise finishing of stainless steel and alloy components requiring strict dimensional accuracy.
5. Compatibility
Designed to integrate seamlessly into standard industrial turning systems:
- Tool Holders: Fully compatible with SCLCR/SCLCL external turning tool holders and S-SCLCR internal boring bars configured for CCMT 0602 series inserts.
- CNC Machinery: Optimized for CNC lathes, Swiss-type automatic lathes, and multi-axis turning centers.
6. Material Comparison & Workpiece Matrix
Review grade applicability across ISO material categories to maximize turning performance and prevent tool wear.
| ISO Material Category | Target Materials | PC5300 Performance Suitability |
|---|---|---|
| P (Steel) | Carbon steel, alloy steel, structural steel | Excellent (High wear resistance in steel finishing) |
| M (Stainless Steel) | Austenitic and precipitation-hardening stainless steels | Excellent (Primary PVD grade application for stainless steel) |
| K (Cast Iron) | Gray iron, ductile iron | Not Recommended (Coating optimized for steel/stainless) |
7. Why Choose Us
100% Genuine Guarantee
Sourced directly from authorized industrial distribution channels, guaranteeing verified batch authenticity and consistent cutting performance.
Fast Global Logistics
Maintained warehouse stock and streamlined international shipping networks ensure rapid dispatch to eliminate production delays.
Technical Expertise
Backed by professional CNC application engineers available to provide customized cutting data recommendations and troubleshooting support.
8. Frequently Asked Questions (FAQ)
Q: What makes Korloy PC5300 grade ideal for machining both steel and stainless steel?
A: PC5300 features a dedicated PVD multi-layer coating structure that resists built-up edge (BUE) formation common in stainless steel while maintaining exceptional thermal shock resistance required for alloy steel turning.
Q: How many inserts are included in each factory package?
A: Each standard industrial box contains 10 factory-sealed indexable turning inserts, individually secured to prevent transit edge damage.
Q: Is the CCMT060204-HMP PC5300 suitable for fine finishing operations?
A: Yes. The combination of the precision -HMP chipbreaker and the sharp 0.4mm corner radius ensures excellent surface roughness parameters ($Rz/Ra$) on finishing passes.
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.