Korloy Indexable Turning Insert WNMG080412-MP NC3225 | WNMG 433-MP (Imperial Equivalent) CVD Coated Carbide Inserts for General Steel Turning and Heavy Roughing - 10pcs Box
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Korloy Indexable Turning Insert WNMG080412-MP NC3225 | WNMG 433-MP (Imperial Equivalent) CVD Coated Carbide Inserts for General Steel Turning & Roughing - 10pcs Box
High-Performance ISO-Standard 80° Trigon Negative Indexable Turning Cutters for Industrial CNC Carbon Steels, Alloy Steels & Stable Roughing Operations
1. Product Overview
"Which indexable turning insert is best suited for general CNC steel roughing and medium turning operations requiring high edge strength, thermal shock resistance, and dependable chip control under heavy cutting loads?" CNC programmers and machine shop supervisors frequently select the Korloy WNMG080412-MP NC3225. This industrial-grade indexable carbide turning insert features an advanced high-performance NC3225 specialized multi-layer CVD-coated grade optimized for general steel machining, combined with an 80° trigon negative geometry (6 cutting edges total for enhanced cost efficiency), a robust 1.2mm corner radius for increased edge durability during roughing passes, and a specialized -MP chipbreaker engineered to provide stable chip breaking, low cutting resistance, and extended tool life across diverse carbon and alloy steel materials.
2. Product Key Features
- NC3225 Advanced CVD Coated Grade Technology: A tough carbide substrate paired with an optimized multi-layer CVD coating designed specifically to resist flank wear, crater wear, and thermal cracking across diverse steel turning environments.
- Optimized -MP Chipbreaker Geometry: Robust medium-to-roughing geometry featuring a wide breaker groove designed to curl and break chips efficiently at moderate-to-high feed rates under stable parameters.
- ISO Standard Compliance: Manufactured strictly under international cutting tool standards to guarantee secure pin-and-clamp locking and exact interchangeability across standard negative external 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 and turning tool holder integration.
Metric vs. Imperial Designation Comparison
| Specification Parameter | Metric Standard (ISO) | Imperial Equivalent (ANSI) |
|---|---|---|
| Primary Insert Model | WNMG080412-MP | WNMG 433-MP |
| Inscribed Circle / Size | 8.70 mm (08 series / equivalent scale) | 1/2" nominal scale equivalent (4 series) |
| Insert Thickness (04) | 4.76 mm (3/16" thickness class) | 0.1875 inch (3 series / 3/16" scale) |
| Corner Radius (12) | 1.2 mm | 0.0469 inch (3 radius designation scale / 3/64") |
Recommended Cutting Parameters (Feed & Speed)
| Workpiece Material Group | Cutting Speed (vc) m/min | Feed Rate (f) mm/rev |
|---|---|---|
| Carbon Steels & Low Alloy Steels (P15 - P35) | 180 - 320 | 0.25 - 0.55 |
| Alloy Steels & Structural Steels (P20 - P40) | 150 - 260 | 0.20 - 0.45 |
Need matching MWLNR/L or PWLNR/L external turning tool holders for your 0804 WNMG inserts?
Explore Compatible Turning Tool Holders & Boring Bars4. Product Application Scenarios
The Korloy WNMG080412-MP NC3225 insert performs exceptionally across heavy machinery manufacturing, automotive forging, and structural steel machining sectors:
- Large Industrial Shafts & Forgings: Roughing and semi-roughing passes on forged alloy steel drive shafts and heavy rollers.
- Structural Steel Components: High-removal-rate external turning on large structural carbon steel pipes and bars.
- CNC Lathes & Turning Centers: High-efficiency production runs requiring durable 6-edge trigon inserts to minimize tooling costs.
5. Compatibility
Designed to integrate seamlessly into standard negative industrial turning systems:
- Tool Holders & Boring Bars: Fully compatible with MWLNR/L, PWLNR/L, and DWLNR/L negative lever-lock and pin-lock external tool holders configured for WNMG 0804 series inserts.
- CNC Machinery: Optimized for heavy-duty CNC lathes, horizontal turning centers, and large-scale manufacturing cells processing steel workpieces.
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 | NC3225 Performance Suitability |
|---|---|---|
| P (Steel) | Carbon steel, alloy steel, structural steel | Excellent (Dedicated CVD Grade for General Steel Roughing and Turning) |
| K (Cast Iron) | Ductile and gray cast irons | Good (Suitable for continuous turning applications under stable conditions) |
| M (Stainless Steel) | Austenitic and martensitic stainless steels | Moderate (Applicable under stable turning conditions) |
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 is the main advantage of using WNMG trigon inserts over CNMG rhombic inserts?
A: WNMG trigon inserts feature 6 usable cutting edges (3 per side) compared to 4 edges on rhombic inserts, offering higher economic value and greater stability during general roughing passes.
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: What is the benefit of the 1.2mm corner radius combined with the -MP chipbreaker?
A: The 1.2mm corner radius provides exceptional edge strength for heavier roughing cuts, while the -MP chipbreaker controls continuous chips smoothly at moderate-to-high feed rates.
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.