Taegutec TNMG 160404R-VF TT8115 CVD Insert Ultra-Fine Steel Finishing (10pcs) - CNCHome-Beyond

Taegutec TNMG 160404R-VF TT8115 CVD Insert Ultra-Fine Steel Finishing (10pcs)

$125.98 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

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Description

TaeguTec TNMG 160404R-VF TT8115

Elite CVD Grade for High-Velocity Continuous Steel Finishing

Product Overview

"Which carbide insert is best for achieving a consistent mirror finish on alloy steel during high-speed continuous turning?"

The TaeguTec TNMG 160404R-VF TT8115 is a high-productivity finishing insert designed for ISO P (Steel). The TT8115 grade utilizes an advanced CVD coating technology that provides exceptional thermal stability and wear resistance, allowing for significantly higher cutting speeds compared to standard carbide. The VF (Very Fine) chipbreaker is engineered with a sharp edge and specific geometry to control chips at very shallow depths of cut, preventing the "bird-nesting" effect that ruins surface finishes. With a 0.4mm corner radius, it delivers the extreme dimensional precision required for final-pass machining.

Key Core Advantages

TT8115 Heat Resistance

The specialized CVD layer acts as a thermal shield, protecting the substrate during high-friction continuous cuts.

VF Precision Finishing

Sharp cutting action ensures low cutting forces, resulting in superior surface Ra and high dimensional accuracy.

Longer Tool Life

Excellent crater and flank wear resistance ensures fewer tool changes in high-volume production lines.

Technical Specifications

Insert Code Explanation: TNMG 160404R-VF

T
Triangle
N
Negative
M
Tolerance
G
Hole/Chip
160404
0.4mm Rad
R-VF
RH-Fine
System Designation Inscribed Circle Radius
Metric (ISO) TNMG 160404R-VF 9.525 mm 0.40 mm
Imperial (ANSI) TNMG 331R-VF 3/8" 1/64"

Recommended Cutting Parameters (TT8115)

Material (ISO P) Vc (m/min) fn (mm/rev)
Carbon Steel 280 - 450 0.05 - 0.20
Alloy Steel 220 - 380 0.05 - 0.15

Recommended Holder Pairing


Applications & Compatibility

  • Automotive Finishing: Ideal for high-precision shafts, gears, and engine components.
  • Aerospace Steel: Finishing operations on high-strength alloy steel parts.
  • Continuous Cuts: Best performance in high-speed, non-interrupted turning.
  • Compatibility: Fits all ISO-standard size 16 triangular Right-hand holders (MTJNR, PSSNR, etc.).

TaeguTec Grade Comparison

Grade Coating Primary Application Speed (Vc)
TT8115 CVD Steel Finishing (High Speed) Highest
TT8125 CVD General Finishing / Med Cut Medium-High
TT9225 CVD General Purpose Turning Medium

Why Machinists Choose TT8115?

When high-volume production meets tight tolerances, the TNMG 160404R-VF TT8115 is the tool of choice. The VF chipbreaker is specifically designed to handle the critical final pass. By using the TT8115 grade, you can push your RPMs higher, shortening cycle times without sacrificing the integrity of the cutting edge. This combination ensures that the first part of the day looks exactly like the last—flawless finish, exact dimensions, and maximum efficiency.

★★★★★

"Switched from a competitor to TT8115 for our 4140 finishing. Tool life increased by 40% at the same speeds."

— Jason W., USA
★★★★★

"Exzellente Oberflächengüte bei hohen Schnittgeschwindigkeiten. Sehr stabil."

— Hans G., Germany
★★★★★

"Ottima finitura superficiale. Truciolo perfetto con profondità di passata minima."

— Luigi B., Italy
★★★★☆

"Consistent Ra values across 500+ parts. The VF geometry is very reliable."

— Kenji H., Japan

Frequently Asked Questions

Q: Is TT8115 suitable for interrupted cuts?
A: TT8115 is optimized for high-speed continuous cuts. For heavy interrupted cuts, we recommend the tougher TT8125 grade.
Q: What is the maximum depth of cut for the VF chipbreaker?
A: The VF is a finishing chipbreaker. It performs best at depths of cut (Ap) between 0.1mm and 1.5mm.
Q: Does this work on Stainless Steel?
A: This grade is primarily for Carbon and Alloy Steel (ISO P). For Stainless (ISO M), consider the TT9080 grade.

Industry Tip: If you notice built-up edge (BUE) on steel finishing, increase your cutting speed (Vc). TT8115 is designed to thrive at high temperatures!

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.