Taegutec TNMG 160404 MT TT8020 Insert for Stainless & Superalloy Turning (10pcs) - CNCHome-Beyond

Taegutec TNMG 160404 MT TT8020 Insert for Stainless & Superalloy Turning (10pcs)

$125.48 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 160404 MT TT8020

The Industry Benchmark for Tough Stainless Steel & HRSA Machining

Product Overview

"Which insert grade is most reliable for interrupted cuts in 316 Stainless Steel and Inconel without premature edge failure?"

The TaeguTec TNMG 160404 MT TT8020 is the definitive solution for high-stress turning environments. Utilizing a specialized PVD coating over a high-toughness substrate, the TT8020 grade provides unparalleled resistance to thermal cracking and notch wear. The MT Chipbreaker is designed for medium-to-finish turning, offering a positive rake angle that slices through "gummy" materials like stainless steel and titanium, effectively reducing work hardening and tool pressure. This is the go-to insert for CNC operators seeking stability in ISO M (Stainless) and ISO S (Exotics) machining.

Core Performance Features

TT8020 PVD Technology

Engineered for high-temperature strength and extreme toughness. Optimized for interrupted cuts where CVD grades often fail.

MT Finishing Geometry

A sharp, positive cutting edge that minimizes cutting heat and ensures excellent surface Ra values on difficult alloys.

Exceptional Reliability

The TNMG triangular shape offers 6 stable cutting edges, providing maximum productivity and cost-per-part efficiency.

Technical Specifications

Model Breakdown: TNMG 160404 MT

T
Triangle
N
Negative
M
Tolerance
G
Hole/Chip
160404
Size/Rad
MT
Chipbreaker
Feature Metric Model Imperial Equivalent
Standard Designation TNMG 160404 MT TNMG 331 MT
I.C. / Thickness 9.525 mm / 4.76 mm 3/8" / 3/16"
Corner Radius 0.40 mm 1/64" (0.016")

Recommended Cutting Parameters (TT8020)

Material Group Vc (m/min) fn (mm/rev)
Stainless Steel (ISO M) 80 - 180 0.08 - 0.25
Exotic Alloys (ISO S) 30 - 60 0.05 - 0.20

System Integration


Applications & Compatibility

  • Precision Finishing: Ideal for critical components in Aerospace and Medical industries.
  • Tough Alloys: Optimized for Inconel, Titanium, and duplex stainless steels.
  • Interrupted Machining: Specifically designed for unstable setups or non-continuous cuts.
  • Compatibility: Fits all standard ISO/ANSI toolholders using the 1604/33x insert size.

TaeguTec Grade Selector

Grade Technology Best For Edge Sharpness
TT8020 PVD Tough Interrupted / Stainless High
TT9080 PVD Universal General Purpose Moderate
CT3000 Cermet Mirror Finish Steel Ultra High

Why Choose TaeguTec TT8020?

Machining stainless steel shouldn't be a constant battle with tool failure. TaeguTec's TT8020 grade is engineered to absorb the thermal and mechanical shocks inherent in stainless turning, allowing your CNC machines to run longer with fewer tool changes and tighter tolerances.

★★★★★

"Changed our production cycle on 316L. The TT8020 handles the heat significantly better than our previous grade."

— Mark J., USA
★★★★★

"Perfekt für Inconel-Drehen. Die Standzeit ist beeindruckend, selbst bei unterbrochenem Schnitt."

— Stefan W., Germany
★★★★★

"Ottimo prodotto per acciai inossidabili. Finitura superficiale eccellente e costante."

— Andrea L., Italy
★★★★☆

"Consistent sizing across long batches. Very reliable PVD grade."

— Yoshi T., Japan

Frequently Asked Questions

Q: Is TT8020 suitable for general steel turning?
A: While it will work, it is specifically optimized for Stainless (ISO M) and HRSA (ISO S). For high-speed carbon steel turning, a CVD grade like TT8125 is more cost-effective.
Q: Should I use coolant with PVD grades?
A: High-pressure constant coolant is highly recommended for stainless steel to evacuate chips and control the heat at the cutting edge.
Q: Can the MT chipbreaker handle roughing?
A: The MT is a finishing/medium chipbreaker. For heavy roughing, we recommend the RT or HM geometries.

Machining Tip: When working with Inconel or Titanium, ensure your feed rate is consistent. Stopping the tool in the cut can cause immediate work hardening and catastrophic tool failure.

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.