CNMG 090412 T9225 Wendeplatten - Tungaloy

Take advantage of the CVD‑coated carbide grade and the robust ISO geometry for consistent chip control and extended tool life; order the CNMG090412 T9225 insert directly via Metav Werkzeuge or consult our technical advisors for application-specific recommendations.

CNMG 090412 T9225 turning insert by Tungaloy — CVD‑coated carbide, 80° geometry

The CNMG090412 T9225 is a CVD‑coated carbide indexable insert designed for medium to heavy steel turning, offering a robust universal grade for variable engagement and lightly interrupted cuts.

• ISO‑standard rhombic insert 80° geometry
• CVD‑coated carbide T9225 for toughness
• Suitable for medium to heavy steel turning
• Double‑sided chipbreaker, economical two‑edge use

Reliable cutting performance for variable turning conditions

The CVD‑coated carbide composition of this grade delivers a balance between wear resistance and toughness, making it well suited to medium to heavy steel machining where cutting conditions may vary or where occasional interrupted cuts occur. The CVD layer enhances flank and crater wear resistance, which contributes to longer tool life and more stable process windows. Operators benefit from predictable tool behaviour and fewer unscheduled insert changes, which in turn supports higher machine utilisation and lower per‑component tooling cost.

Geometry and corner radius that reduce rework and setup time

An 80° geometry in a rhombic format provides a strong cutting edge and favourable strength for heavy radial engagement, while the 1.2 mm corner radius gives a compromise between edge robustness and surface finish. The zero-degree clearance (free angle 0°) and the standard ISO form ensure compatibility with common external holders when form, thickness and tolerance class match. Explaining the terms: the corner radius helps absorb cutting forces and reduces the risk of edge chipping; the 80° lead angle spreads cutting load, improving stability on less rigid setups.

Practical system compatibility and economic edge use

This insert is double‑sided with a central cylindrical hole for secure clamp mounting, enabling two usable edges per indexation and straightforward replacement in compatible holders. The ISO‑standard design and common thickness make stock management easier and reduce downtime during changeovers. In a workshop setting, the combination of a reliable chipbreaker form and the Tungaloy grade supports consistent chip control and surface quality, lowering the risk of workpiece rework and helping maintain production schedules.

How it supports process reliability and operator confidence

Selecting a robust universal grade such as T9225 simplifies grade choice across a range of steel alloys, offering broad applicability when material mix or cutting modes vary. The insert construction and chip control characteristics reduce the need for frequent parameter adjustments, which is beneficial for both experienced machinists and teams with variable operator skill levels. This stability translates into repeatable component quality and predictable tool life, strengthening process documentation and planning.

Contact Metav Werkzeuge for precise application advice, availability and to order the CNMG 090412 T9225 insert; email info@metav-werkzeuge.com or call +49 2822 7131930 for specialist support and fast supply

Technical data

• Article number: 6780659
• Manufacturer SKU: TUN6780659
• Product label: CNMG090412 T9225 Tungaloy insert

Core measurements

• Corner radius: 1.2 mm
• Thickness: 4.76 mm
• Geometry angle: 80°
• Clearance (free angle): 0°
• Size designation: 09

Materials & features

• Material: carbide
• Coating/grade: T9225 (CVD‑coated)
• Plate shape: rhombic
• Hole style: cylindrical hole
• Chipbreaker: double‑sided
• Intended application: turning
• Model series: ISO turning indexable inserts

FAQ

Which materials is this insert suitable for?
The CNMG090412 T9225 insert is intended primarily for medium to heavy steel turning and is formulated to handle changing engagement and lightly interrupted cuts.

How many usable edges does the insert provide?
Thanks to the double‑sided chipbreaker, the insert offers two usable cutting edges per indexation, improving cost efficiency.

Is the insert compatible with standard ISO external holders?
Compatibility depends on matching the insert form, thickness, tolerance class and clamping method; the CNMG090412 follows ISO geometry, which supports broad holder compatibility.

What benefit does the 1.2 mm corner radius provide?
A 1.2 mm radius increases edge strength for roughing and semi‑finishing while maintaining acceptable surface quality, reducing the risk of chipping under heavy cuts.

Does the T9225 grade require different cutting data than other grades?
T9225 is a universal, tough CVD grade designed for robustness; recommended feeds and speeds should be adjusted according to workpiece material, machine rigidity and holder stability for best results.

Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.