Korloy Indexable Turning Insert CCMT060204-HMP PC9030 | CCMT 21.51-HMP (Imperial Equivalent) Advanced PVD Coated Carbide Inserts for Stainless Steel and Alloy Turning - 10pcs Box
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Korloy Indexable Turning Insert CCMT060204-HMP PC9030 | CCMT 21.51-HMP (Imperial Equivalent) Advanced PVD Coated Carbide Inserts for Stainless Steel and Alloy Turning - 10pcs Box
High-Performance ISO-Standard 80° Diamond Indexable Turning Cutters for Industrial CNC Stainless Steel Finishing & General Machining Applications
1. Product Overview
"Which indexable turning insert is best suited for high-efficiency CNC stainless steel and heat-resistant alloy turning operations requiring an advanced PVD-coated grade with high thermal shock resistance and exceptional edge toughness?" CNC programmers and machine shop supervisors frequently select the Korloy CCMT060204-HMP PC9030. This industrial-grade indexable carbide turning insert features a specialized PVD-coated micro-grain carbide grade optimized for stainless steel (ISO M-class), combined with an 80° rhombic diamond geometry, a precise 0.4mm corner radius for fine surface roughness parameters, and an engineered -HMP chipbreaker designed to provide stable chip evacuation, low cutting resistance, and extended tool life during demanding finishing and semi-finishing processes.
2. Product Key Features
- PC9030 Advanced PVD Coated Grade Technology: A tough, high-heat resistant carbide substrate combined with a specialized nanolayer PVD coating engineered specifically for stainless steel (ISO M-class) turning, offering superior resistance to built-up edge (BUE) and thermal cracking.
- Stable -HMP Chipbreaker Geometry: Positive rake angle design with optimized breaker width minimizes cutting forces and ensures dependable chip control across light to medium finishing feeds.
- 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 |
|---|---|---|
| Austenitic Stainless Steels (M10 - M30) | 120 - 240 | 0.06 - 0.20 |
| Duplex & Precipitation-Hardening Stainless Steels | 90 - 180 | 0.05 - 0.16 |
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 PC9030 insert performs exceptionally across precision stainless steel manufacturing sectors:
- Medical Device Manufacturing: Precision finishing of surgical-grade stainless steel implants, shafts, and specialized instruments.
- Food & Chemical Processing Equipment: Machining corrosion-resistant stainless steel pipe fittings, valves, and pump housings.
- Aerospace Alloy Turning: Smooth finishing passes on heat-resistant stainless and superalloy components.
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 turning machines, and multi-axis machining 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 | PC9030 Performance Suitability |
|---|---|---|
| M (Stainless Steel) | Austenitic, martensitic, and duplex stainless steels | Excellent (Primary PVD Stainless Steel Application) |
| S (Superalloys) | Nickel-based and titanium alloys | Good (High thermal crack resistance for heat-resistant alloys) |
| P (Steel) | Carbon steel, alloy steel | Moderate (Secondary application; specialized steel grades preferred) |
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: Why is PC9030 considered a premier grade for stainless steel turning compared to standard general grades?
A: PC9030 features a specialized PVD coating architecture specifically engineered to resist work hardening and chemical wear associated with austenitic stainless steel machining, significantly reducing built-up edge formation.
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: Can the CCMT060204-HMP PC9030 be used effectively with coolant?
A: Yes. High-pressure coolant delivery is highly recommended when turning stainless steel with PC9030 to control cutting temperatures and optimize chip evacuation.
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.