Tungaloy CNMG120408-TM T9115 CVD Coated Carbide Turning Insert for Steel

Tungaloy CNMG120408-TM T9115 CVD Coated Carbide Turning Insert for Steel

$82.76 USD

✓ In Stock & Fast Dispatch: Order processing: typically 1–3 business days after confirmation.
✓ Global Shipping: Delivery: generally 5–20 business days, depending on destination and shipping method.
✓ Guaranteed Quality: Check model, dimensions and compatibility before ordering. | Direct Factory Outlet
✓ Technical Support: Need grade selection help? Contact Engineer

💰 Bulk savings 2-9 pcs · 6% OFF | 10+ pcs · 12% OFF

Add to WishlistCompare
WhatsApp Inquiry

american expressmasterpaypalvisaapple paygoogle payshopify pay
Description

Tungaloy CNMG120408-TM T9115 Turning Insert

High-Speed Steel Machining | Premium CVD T9115 | Made in Japan

How do I maximize productivity in high-speed CNC steel turning?

The Tungaloy CNMG120408-TM T9115 is a professional-grade CVD coated carbide turning insert engineered specifically for high-efficiency machining of steel (P-class). The T9115 grade is a flagship material featuring Tungaloy's advanced "PremiumTec" surface technology and a thick Al2O3 layer that provides industry-leading heat resistance. This indexable turning tool is equipped with the versatile -TM chipbreaker, which is optimized for medium cutting ranges to ensure stable chip control and reduced cutting forces. Whether you are running CNC machining jobs on carbon steel or alloy steels, this Japan-made precision machining insert delivers superior surface finishes and maximized tool life. By choosing this long-tail keywords optimized solution, you leverage a cutting tool designed for stability, high speeds, and ultimate wear resistance.

Decoding the CNMG120408-TM Technical Nomenclature

C
80° Rhombic
N
0° Clearance
M
M Tolerance
G
Hole & Clamps
12
12.9mm Edge
04
4.76mm Thick
08
0.8mm Radius
-TM
Medium Cut

Technical Specs: Metric vs. Imperial Comparison

Standard Detail Metric (Standard) Imperial Equiv.
ISO / ANSI Designation CNMG120408-TM CNMG432-TM
Inscribed Circle (IC) 12.7 mm 1/2 inch
Corner Radius (RE) 0.8 mm 1/32 inch

Why is T9115 the preferred choice for high-speed steel turning?

The T9115 CVD Grade is engineered for extreme productivity. Its unique coating architecture provides a massive thermal shield, allowing for significantly higher surface speeds compared to general-purpose grades. For CNC machining professionals, the -TM chipbreaker geometry is the versatile choice for "Medium" machining. It features a balanced rake angle that lowers cutting resistance while maintaining the edge toughness required for 0.8mm radius operations. This indexable turning tool excels in precision machining where holding dimensional accuracy across large batches is critical. The CNMG120408-TM effectively eliminates crater wear and flank wear, ensuring your tool life remains predictable even under high-load conditions.

Recommended Cutting Parameters for T9115

Optimized for P (Steel) and K (Cast Iron):

  • Cutting Speed (Vc): 180 - 450 m/min (Depending on alloy hardness)
  • Feed Rate (f): 0.15 - 0.45 mm/rev
  • Depth of Cut (ap): 0.5 - 4.5 mm

*Pro Tip: Ensure stable workholding and consistent coolant flow to maximize the high-speed potential of the CVD coating.*

Customer Reviews from Global CNC Operators

⭐⭐⭐⭐⭐ "High Speed Productivity" - Mark T., USA
"T9115 is a beast for high-speed turning. We run these on carbon steel parts at 300+ m/min and the tool life is still impressive. Highly recommended."

⭐⭐⭐⭐⭐ "Great Chip Control" - Hiroshi S., Japan
"The -TM breaker is perfect for our general medium turning. No chip nesting, just short, clean chips. Tungaloy quality is unmatched."

⭐⭐⭐⭐ "Reliable and Tough" - Graham L., UK
"Very consistent performance across batches. The 0.8mm radius holds up very well even with light roughing passes."

⭐⭐⭐⭐⭐ "Mirror Finish" - Matteo V., Italy
"Even at high feeds, the surface finish is excellent. T9115 handles the heat perfectly. My lathes run much more efficiently now."

⭐⭐⭐⭐⭐ "Original Quality" - Tan P., Singapore
"100% genuine Tungaloy product. Best price for this high-end Japan precision tooling. Fast shipping and great service."

Technical Tooling Q&A

Q: Is T9115 suitable for interrupted cuts?

A: T9115 is optimized for continuous high-speed cutting. For heavy interrupted cuts, the tougher T9125 grade is generally a safer choice.

Q: Can I use this insert on stainless steel?

A: T9115 is a specialist for P-class (Steel). For M-class (Stainless Steel), we recommend Tungaloy's AH series or specialized stainless CVD grades.

Q: What is the benefit of the -TM chipbreaker?

A: It is a general-purpose "Medium" breaker. It provides a wide range of chip control across various depths of cut and feeds, reducing the need for multiple tool changes.

Expert Insight: CVD Coating Advantage

For high-efficiency steel turning, CVD Coated Carbide (T9115) is the industry standard for speed. Its thick, multi-layer coating provides a massive heat barrier, allowing for higher cutting speeds and deeper passes, resulting in elite tool life and productivity in modern machine shops.

© Technical Content by cnchome-beyond.com - Japan Industrial Excellence

Technical FAQ & Buying Guide

How do I choose the correct specification?

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.

How can I check compatibility with my existing setup?

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.

What quantity and price unit am I 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.

How should I choose cutting parameters?

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.

Are bulk discounts available?

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.

When will my order ship and arrive?

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.