CNMG120408-MU5 WPP20G WPP20G Wendeplatten - Walter Tools

Take advantage of the combination of Tiger·tec Gold coating, a dedicated MU5 chipbreaker, and robust negative-rake geometry for consistent steel turning performance; order the insert directly via Metav Werkzeuge or ask their specialists for cutting-data recommendations.

CNMG120408-MU5 WPP20G turning insert — Tiger·tec Gold, for steel — Walter Tools

The CNMG120408-MU5 WPP20G is a rhombic 80° turning insert designed for general steel machining, combining a coated carbide grade with a MU5 chipbreaker for predictable chip control.

• Tiger·tec Gold coated carbide grade WPP20G
• MU5 chipbreaker optimised for steel machining
• Rhombic 80° insert with 0.8 mm nose radius
• 0° negative rake for stable cutting forces

High productivity through optimised coating and grade

The coated Tiger·tec Gold grade WPP20G delivers a balanced mix of wear resistance and toughness specifically for steel applications classified under ISO P. The combination of advanced coating technology and a modern carbide substrate reduces flank wear and extends insert life, which lowers tooling change frequency and increases uptime. For manufacturing environments where cycle time and tool longevity are decisive, this grade supplies a reliable performance profile that supports consistent batch output and fewer unscheduled interventions.

Predictable chip formation and surface quality

Thanks to the MU5 chipbreaker and the rhombic 80° geometry with a 0.8 mm nose radius, the insert offers controlled chip formation and stable cutting behaviour. The 0° negative rake enhances cutting-edge robustness under interrupted cuts or heavier engagement, so machining operations benefit from improved dimensional stability and reduced vibration. These geometry choices translate into improved surface finish and reduced rework, particularly on unalloyed and alloyed steels where temperature and chip shape can otherwise compromise results.

Practical application and handling guidance for production use

This insert is intended for conventional turning tasks on steel workpieces; the robust design supports a wide range of feed rates and depths of cut while maintaining edge security. The rhombic form is compatible with common toolholders for CNMG inserts, simplifying inventory and holder selection. For process optimisation, match the WPP20G grade with coolant strategies and cutting parameters recommended by Walter Tools or Metav Werkzeuge to exploit the coating’s wear resistance fully. When in doubt about cutting data for a specific steel grade, consult the supplier for tailored recommendations.

For reliable steel turning with Walter Tools' Tiger·tec Gold inserts, contact Metav Werkzeuge for customised cutting parameters and immediate availability — eMail: info@metav-werkzeuge.com, Tel: +49 2822 7131930

Technical data

• Article number: CNMG120408-MU5-WPP20G-WALTER
• Product: CNMG120408-MU5 WPP20G
• Type: Turning insert (indexable)
• Brand: Walter Tools
• Series: Tiger·tec Gold

Facts

• Insert size: 12
• Thickness: 04
• Nose radius: 0.8 mm
• Relief angle: 0° (negative)
• Tolerance class: M

Special features

• Grade: WPP20G (coated carbide, Tiger·tec Gold)
• Chipbreaker: MU5
• Insert form: Rhombic 80°
• Application group: P (steel)
• Suitable for unalloyed and alloyed steel per ISO P

FAQ

What materials is this insert designed to machine?
The CNMG120408-MU5 WPP20G is designed primarily for steel machining and targets the ISO P material group with a coating and grade optimised for typical steel chip formation.

How does the MU5 chipbreaker affect machining on steel?
The MU5 chipbreaker is configured to produce manageable chips and stable cutting conditions on steel, improving surface finish and reducing the risk of built-up edge during continuous turning operations.

Is the 0° negative rake suitable for interrupted cuts?
Yes, the 0° negative rake increases edge robustness, making the insert better suited to interrupted cuts and applications with variable engagement where cutting forces can spike.

Manufacturer/Responsible: Walter Deutschland GmbH, Derendinger Straße 53, 72072 Tübingen

Die Walter AG (brand presentation: Walter Tools) gehört zu den weltweit führenden Herstellern von Präzisionswerkzeugen für die Metallbearbeitung und ist Teil des schwedischen Sandvik-Konzerns. Geschützte Markenzeichen und Warenbezeichnungen liegen im Recht ihrer jeweiligen Eigentümer. Markennamen und geschützte Warenzeichen werden ausschließlich zu Erklärungszwecken genannt. Es besteht keinerlei Verbindung zwischen unserem Unternehmen und den genannten Marken. Es handelt sich bei dem angebotenen Artikel um originale fabrikneue Waren des Herstellers.