SNHQ1205ZZR-A57T WPP35G WPP35G Wendeplatten - Walter Tools

Benefit from robust edge strength and reliable chip control thanks to the Tiger‑tec Gold coating and the A57T chipbreaker; the square 90° geometry and negative 0° relief provide stable milling performance for steel applications. Order the SNHQ1205ZZR-A57T WPP35G milling indexable insert directly via Metav Werkzeuge or consult our specialists for application advice.

SNHQ1205ZZR-A57T WPP35G milling indexable insert — square 90°, negative 0°, Walter Tools

The SNHQ1205ZZR-A57T WPP35G is a square 90° milling insert from the Tiger‑tec Gold series, designed for productive machining of steel where stable chip formation and long tool life are required

• Tiger·tec Gold coating for extended life
• WPP35G grade for steel machining
• Square 90° geometry for strong cutting edges
• A57T chipbreaker for controlled chip flow

Consistent chip control for dependable production results

The coated carbide grade WPP35G, part of the Tiger‑tec Gold series, is formulated for predictable performance when machining steel (ISO group P). The A57T chipbreaker is engineered to shape and evacuate chips reliably, reducing the risk of built-up edge and process interruptions. A negative 0° relief increases edge stability under heavy engagement, while the square 90° form delivers robust corner strength for shoulder and face milling. These combined characteristics result in fewer tool changes and a more consistent surface finish on workpieces.

Lower tooling costs through extended wear resistance

A principal economic advantage is the prolonged service life delivered by the coating and substrate combination. The Tiger‑tec Gold technology enhances wear resistance and preserves the cutting edge under typical steel cutting temperatures, which reduces downtime and tooling consumption. For production contexts where tool-change time is costly, the insert’s design supports longer intervals between reconditioning or replacement, improving overall machining efficiency and cost performance.

Straightforward integration into standard milling systems

The insert’s standard indexable geometry and ISO-style designation allow easy replacement in modular cutter bodies. With a plate size of 12 and nominal thickness 05, the insert fits common clamping systems for square inserts and supports both roughing and semi-finishing operations. The negative relief and robust corner geometry enable higher radial and axial depths of cut in many milling strategies, so the component can be used to increase metal removal rates while maintaining process stability.

Material suitability and application guidance

This insert is intended primarily for unalloyed and alloyed steel in accordance with ISO group P; it is optimised for the thermal and chip-formation characteristics typical of these materials. The coated carbide substrate and chipbreaker combination make it particularly suitable for general-purpose milling where a balance of wear resistance and toughness is required. For specific machining parameters or toolholder compatibility, refer to cutter manufacturer recommendations or consult application engineering to match cutting data to the workpiece and machine capabilities.

For tailored application support and reliable supply of Walter Tools Tiger‑tec Gold inserts, contact Metav Werkzeuge for advice and order placement — eMail info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: SNHQ1205ZZR-A57T-WPP35G-WALTER
• Designation: SNHQ1205ZZR-A57T WPP35G
• Manufacturer: Walter Tools
• Product type: Milling indexable insert
• Series: Tiger‑tec Gold

Facts

• Plate form: Square 90°
• Plate size: 12
• Plate thickness: 05
• Relief angle: 0° (negative)
• Chipbreaker: A57T
• Grade: WPP35G
• Execution: Q
• Tolerance class: H

Special features

• Coated carbide grade
• Optimised for steel (ISO P)
• Stable chip formation
• Robust corner strength
• Suitable for roughing and semi‑finishing

FAQ

What materials is this insert suitable for?
The SNHQ1205ZZR-A57T WPP35G insert is optimised for steel (ISO group P) and designed to manage the typical heat and chip formation encountered when machining unalloyed and alloyed steels.

How does the A57T chipbreaker affect machining?
The A57T chipbreaker promotes stable chip formation and efficient evacuation, reducing the likelihood of built‑up edge and enabling consistent cutting conditions with the WPP35G grade.

Can this insert be used for finishing passes?
Yes; while the design is well suited to productive roughing, the combination of coating and geometry also permits controlled semi‑finishing, depending on cutting parameters and machine stability.

What advantage does the negative 0° relief provide?
The negative 0° relief increases edge strength and resistance to chipping under heavy loads, making the insert robust for demanding milling operations.

Is this insert compatible with standard cutter bodies?
The ISO‑style SNHQ designation and square 90° form allow integration into many standard modular cutter systems that accept square inserts of the stated dimensions.

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