ZCC.CT SNMG190608-15 YBC251 Carbide Turning Inserts for Steel Roughing
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ZCC.CT SNMG190608-15 YBC251 Turning Insert
Heavy-Duty Steel Roughing with Advanced CVD Coating
Product Overview
"Which carbide insert is most reliable for stable roughing of carbon and alloy steels in large-scale CNC operations?"
The ZCC.CT SNMG190608-15 in YBC251 grade is a powerhouse for steel machining (ISO P). It features a robust -15 chipbreaker designed for large depth-of-cuts and high feed rates. The YBC251 grade utilizes a thick Al2O3 and TiN CVD coating over a tough substrate, providing an ideal balance between wear resistance and impact toughness.
Key Features
- Optimized for Roughing: Rugged edge design handles heavy mechanical loads.
- High MRR: Maximize material removal rates with the stable -15 geometry.
- Heat Resistance: CVD coating protects the substrate during high-speed dry cutting.
- Extended Tool Life: Superior resistance to plastic deformation.
Technical Specifications
Square
0° Relief
Tolerance
Hole/Chip
19.05mm
6.35mm
0.8mm Rad
Roughing
| Parameter | Metric (ISO) | Imperial (ANSI) |
|---|---|---|
| Model Number | SNMG190608-15 | SNMG642-15 |
| Inscribed Circle | 19.05 mm | 0.75 inch |
| Thickness | 6.35 mm | 0.25 inch |
Recommended Cutting Parameters
| Workpiece Material | Speed (Vc m/min) | Feed (f mm/rev) |
|---|---|---|
| Carbon Steel | 180 - 320 | 0.30 - 0.70 |
| Alloy Steel | 120 - 260 | 0.25 - 0.60 |
Compatible Tool Holders: Optimized for use with PSSNR / MSSNR 3232P19 series tool holders.
Applications & Compatibility
Primary Industry: Heavy machinery, automotive components, and energy sector. Suitable for large diameter shafts, gear blanks, and structural steel components.
Machine Type: CNC Turning Centers, Lathes, and Multi-Tasking machines.
ZCC.CT Grade Matrix (Steel)
Finishing / High Speed
General Roughing (Standard)
Heavy Interrupted Cut
Why Choose ZCC.CT YBC251?
Market-leading price-to-performance ratio with global industrial certification.
"Solid performance on 4140 alloy. The -15 chipbreaker handles deep cuts without vibration."
— Robert S., USA
"Beste Standzeit bei der Schruppbearbeitung von Stahl."
— Klaus M., Germany
"Excellent product and fast shipping to Milan."
— Giovanni F., Italy
Industrial FAQ
Q: Is the YBC251 grade suitable for stainless steel?
A: While YBC251 can machine some stainless steels, it is primarily optimized for ISO P (Steel). For ISO M (Stainless), we recommend YBM251.
Q: What does the -15 designation stand for?
A: The -15 is the chipbreaker style, specifically engineered by ZCC.CT for high-strength roughing applications.
Grade Comparison Tip: Use YBC251 for general purpose; switch to YBC151 if you need higher speeds at the cost of toughness. Troubleshooting: If crater wear occurs, decrease cutting speed. If the edge chips, decrease the feed rate or switch to YBC351.
Need Help With ZCC·CT Inserts?
Looking for a ZCC·CT 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 ZCC·CT 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.