KORLOY SNMG120404-HA PC9030 Indexable Carbide Turning Inserts | SNMG431-HA (ANSI Equivalent) PVD Coated Inserts for Stainless Steel and Superalloy Machining - 10pcs/box
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KORLOY SNMG120404-HA PC9030 Indexable Carbide Turning Inserts | SNMG431-HA (ANSI Equivalent) PVD Coated Inserts for Stainless Steel and Superalloy Machining - 10pcs/box
High-Performance ISO-Standard 90° Square Negative Indexable Turning Cutters Featuring PC9030 PVD Coating and -HA Sharp Chipbreaker for Precise Stainless Steel & Heat-Resistant Alloy Turning
1. Product Overview
"Which indexable turning insert is best suited for machining stainless steel and high-temperature alloys with superior fracture toughness and resistance to built-up edge?" CNC operators and manufacturing engineers consistently choose the KORLOY SNMG120404-HA PC9030. This industrial-grade turning insert combines a high-performance PC9030 PVD-coated carbide substrate with an optimized -HA sharp chipbreaker geometry, delivering low cutting forces, excellent thermal shock resistance, and extended tool life across austenitic stainless steel and nickel-based superalloy applications. Built upon a rigid 90° square negative outline with 8 indexable cutting edges and a precise 0.4mm corner radius, it guarantees exceptional surface finish quality and tight dimensional control.
2. Product Key Features
- PC9030 PVD Coated Grade: Engineered with a tough carbide substrate and a specialized multi-layer PVD coating designed to maximize resistance against notch wear, thermal cracking, and built-up edge when cutting sticky materials.
- -HA Chipbreaker & 0.4mm Radius: Features a sharp positive rake groove geometry engineered for low-resistance finishing to medium turning, paired with a precision 0.4mm corner radius for fine contouring.
- Double-Sided Indexable Economy: Square negative configuration provides 8 total indexable cutting edges (4 per side), maximizing machining economy and reducing cost-per-edge.
- Standard Industrial Packaging: Supplied in secure factory containers containing 10 pieces for efficient shop floor inventory management.
3. Technical Specifications & Model Breakdown
Review the comprehensive technical parameters, metric-to-imperial cross-references, and ISO nomenclature breakdown below.
Metric vs. Imperial Designation Comparison
| Specification Parameter | Metric Standard (ISO) | Imperial Equivalent (ANSI) |
|---|---|---|
| Primary Insert Model | SNMG120404-HA | SNMG431-HA |
| Inscribed Circle (IC) | 12.7 mm | 0.500 in (1/2") |
| Insert Thickness (S) | 4.76 mm | 0.1875 in (3/16") |
| Corner Radius (r) | 0.4 mm | 0.0157 in (~1/64") |
Recommended Cutting Parameters (Feed & Speed)
| Workpiece Material Group | Cutting Speed (vc) m/min | Feed Rate (f) mm/rev |
|---|---|---|
| Austenitic Stainless Steel (e.g., 304, 316) | 120 - 220 | 0.08 - 0.22 |
| Heat-Resistant Superalloys (e.g., Inconel, Monel) | 40 - 90 | 0.06 - 0.18 |
Need matching MSSNR or PSBNR external turning toolholders for your SNMG 1204 inserts?
Explore Compatible External Turning Tool Holders & Boring Bars4. Product Application Scenarios
The KORLOY SNMG120404-HA PC9030 insert is engineered for precision turning across high-demand industrial sectors:
- Aerospace Component Manufacturing: Precision finishing of turbine rings, exhaust ducts, and structural fasteners made from heat-resistant superalloys.
- Chemical & Marine Engineering: External profiling of corrosion-resistant stainless steel valves, pumps, and fluid piping components.
- Medical Device Production: Turning surgical-grade stainless steel shafts and specialized medical equipment housing components.
5. Compatibility
Designed for universal integration with standard ISO negative toolholding systems:
- Toolholders: Fully compatible with standard MSSNR/L, PSBNR/L, and CSBNR/L pin-and-clamp external turning toolholders designed for SNMG 1204 geometry.
- Machine Equipment: Fully compatible with high-rigidity CNC lathes, CNC turning centers, and multi-axis turning cells.
6. Material Comparison & Workpiece Matrix
Examine grade application suitability across ISO workpiece material classifications.
| ISO Material Category | Target Materials | PC9030 Performance Suitability |
|---|---|---|
| M (Stainless Steel) | Austenitic and precipitation-hardening stainless steels (e.g., 304, 316L, 17-4PH) | Optimal (Specialized PVD Coated Grade Optimized for M15–M35 Stainless Steel Turning) |
| S (Superalloys) | Nickel-based and cobalt-based high-temp alloys (e.g., Inconel 718, Waspaloy) | Optimal (High Thermal Shock Resistance for S10–S25 Superalloy Machining) |
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 downtime.
Technical Expertise
Backed by professional CNC application engineers available to provide customized cutting data recommendations and troubleshooting support.
8. Frequently Asked Questions (FAQ)
Q: How many inserts are included in each box?
A: Each standard factory box contains exactly 10 pieces of SNMG120404-HA PC9030 inserts.
Q: Why is PC9030 recommended over CVD grades for stainless steel?
A: PC9030 utilizes an advanced PVD coating structure that provides superior toughness and chemical stability, preventing built-up edge and notch wear common when machining gummy stainless steels.
Q: Which toolholders fit this SNMG 1204 insert?
A: It fits standard ISO negative turning toolholders designed for SNMG 1204 geometry, such as MSSNR or PSBNR external toolholder bars.
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.