Taegutec TNMG 160408 TT7015 CVD Insert for Cast Iron Semi-Finishing (10pcs) - CNCHome-Beyond

Taegutec TNMG 160408 TT7015 CVD Insert for Cast Iron Semi-Finishing (10pcs)

$120.99 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 160408 TT7015

Maximum Productivity in Abrasive Cast Iron Machining

Product Overview

"Which carbide grade is most efficient for reducing cycle times in high-volume grey and nodular cast iron turning operations?"

The TaeguTec TNMG 160408 TT7015 is a specialized high-speed solution for ISO K (Cast Iron) workpieces. The TT7015 grade features a high-density CVD coating applied to a deformation-resistant substrate, making it impervious to the high temperatures and abrasive wear characteristic of iron castings. With an 0.8mm (08) corner radius, this insert provides the ideal equilibrium between edge strength for medium-duty cutting and the precision required for high-quality surface finishes. It is the definitive choice for shops looking to push cutting speeds without sacrificing dimensional stability.

Key Performance Factors

Advanced CVD Alumina Coating

Provides a massive thermal barrier, allowing for high-speed continuous cutting while resisting crater wear from abrasive iron dust.

Standard 0.8mm Radius

The industry-standard geometry for medium turning, offering excellent edge toughness against small inclusions in castings.

Cast Iron Optimization

Specifically engineered to combat the unique wear patterns of Grey and Ductile Iron, ensuring predictable tool life and lower costs per part.

Technical Specifications

Designation Breakdown: TNMG 160408

T
Triangle
N
Negative
M
Tolerance
G
Hole/Chip
160408
0.8mm Rad
Unit System I.C. (Inscribed Circle) Thickness Corner Radius
Metric (ISO) 160408 9.525 mm 4.76 mm 0.80 mm
Imperial (ANSI) 332 3/8" 3/16" 1/32"

Cutting Parameter Recommendations (TT7015)

Material Group (ISO K) Vc (Speed m/min) fn (Feed mm/rev)
Grey Cast Iron 250 - 550 0.15 - 0.45
Nodular/Ductile Iron 180 - 380 0.12 - 0.40

System Compatibility


Applications & Equipment Compatibility

  • Heavy Automotive: Ideal for brake drums, hubs, and complex engine housings.
  • Industrial Machinery: Best for pump housings, large pulleys, and gearbox castings.
  • High-Speed CNC: Specifically designed for rigid machines capable of high Vc rates.
  • Universal Tooling: Fits all ISO-standard TNMG 1604 (ANSI 33) holders, including MTJNR, MTFNR, and PSSNR.

TaeguTec Grade Comparison Matrix

Grade Coating Primary Application Tool Life Factor
TT7015 CVD Cast Iron (ISO K) High Hardness
TT8115 CVD Steel / Ductile Iron Balanced
TT9225 CVD General Steel Turning Thermal Barrier

Why Choose TaeguTec TT7015?

Consistency is the currency of a profitable CNC shop. The TT7015 grade is engineered to provide predictable wear patterns, allowing operators to schedule tool changes precisely and avoid catastrophic edge failure. In cast iron turning, heat management and abrasive resistance are the dual challenges; TaeguTec solves both with a substrate that maintains its hardness at peak temperatures and a coating that sheds heat effectively.

★★★★★

"Switched from a competitor's grade to TT7015 for our nodular iron pump bodies. Tool life doubled."

— Robert K., USA
★★★★★

"Ideal für Grauguss. Wir fahren extrem hohe Schnittgeschwindigkeiten ohne Probleme."

— Stefan M., Germany
★★★★★

"La resistenza all'abrasione è fantastica. Ottimo prodotto per la ghisa."

— Giuseppe T., Italy
★★★★☆

"Very consistent performance in batch production. Surface finish is better than expected."

— Kenji H., Japan

Frequently Asked Questions

Q: Is this insert suitable for dry machining?
A: Yes, the TT7015 CVD coating is designed to handle high heat, making it suitable for dry turning of cast iron where thermal shock from coolant can be a concern.
Q: What is the benefit of the 0.8mm radius over 0.4mm?
A: The 0.8mm radius is stronger and allows for higher feed rates, making it more versatile for general turning and semi-roughing compared to the 0.4mm precision finish radius.
Q: Does this grade work for alloy steel?
A: TT7015 is specifically for ISO K (Cast Iron). For alloy steel (ISO P), we recommend TT9225 or TT8125 to avoid premature chipping.

Machining Pro-Tip: When turning abrasive cast iron, increasing the cutting speed (Vc) rather than the feed rate (fn) often results in better tool life with the TT7015 grade.

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.