SNEF120408R-B67 WKP25S Wendeplatten - Walter Tools

Take advantage of a high-performance coated grade and robust geometry for consistent milling results in steel and cast iron. The combination of the Tiger‑tec Silver coating and the WKP25S carbide grade provides predictable wear behaviour and stable chip control, ensuring economical tool life and reliable process stability. Order directly via Metav Werkzeuge or consult our technicians for application-specific recommendations.

SNEF120408R-B67 WKP25S milling insert — square 90°, Tiger‑tec Silver coating — Walter Tools

The SNEF120408R-B67 WKP25S is a square milling insert engineered for efficient material removal in steel and cast‑iron applications, offering robust edge security and reliable chip control in demanding milling operations.

• Tiger‑tec Silver coated carbide grade WKP25S
• Optimised B67 chipbreaker for stable chips
• Square 90° insert with 0.8 mm corner radius
• Negative rake 0° for robust machining

Consistent productivity through advanced coating and grade

The insert’s Tiger‑tec Silver technology combined with the WKP25S grade gives a clear advantage where repeatable productivity is required. The multilayer coating increases resistance to abrasive wear and thermal stress, which translates into longer effective cutting intervals and fewer tool changes. For production environments that prioritise throughput and predictable maintenance windows, this coated carbide solution supports stable chip formation and steady cutting performance, reducing unplanned downtime and improving overall process efficiency.

Optimised for steel and cast‑iron machining

Designed with the ISO material groups in mind, the geometry and grade target both steel (P) and cast iron (K) machining requirements. The substrate and coating combination manages the typical heat generation and chip behaviour of steels while also coping with the abrasive nature and often short, brittle chips of cast iron. This balance allows the insert to perform across a broad material spectrum, providing a pragmatic choice for mixed‑component production where versatility and consistent surface quality are important.

Robust geometry that increases edge security and handling

The square 90° format with a 0.8 mm corner radius and negative rake 0° creates a mechanically stable cutting edge suited to heavier engagement and intermittent cuts. The B67 chipbreaker is optimised to produce controlled chip shapes, lowering the risk of built‑up edge and enabling safer chip evacuation. These geometric choices minimise the risk of chipping and support a predictable wear pattern, which simplifies tool‑life planning and inventory management in production settings.

Practical integration and economic benefits in workflow

With a focus on process reliability, the insert’s specifications are tuned for straightforward integration into standard milling systems that accept square indexable inserts of this form. The combination of coating, grade and chipbreaker delivers reliable tool life and reduced variance between tool changes, contributing to measurable gains in cost per component and overall machining stability. For operations aiming to streamline tool management and raise first‑pass yield, this solution provides both technical and economic advantages.

Contact Metav Werkzeuge to discuss how the Walter Tools SNEF120408R-B67 WKP25S insert can be adapted to specific machines or components; our application specialists will advise on cutter pairing and machining parameters

Technical data

• SKU: SNEF120408R-B67-WKP25S-WALTER
• Designation: SNEF120408R-B67 WKP25S
• Series: Tiger‑tec Silver
• Grade: WKP25S
• Manufacturer: Walter Tools

Facts

• Corner radius: 0.8
• Rake angle: 0° (negative)
• Insert form: Square 90°
• Chipbreaker: B67
• Size code: 12
• Thickness code: 04
• Tolerance class: E

Special features

• Coating: Tiger‑tec Silver
• Material groups: P / K
• Execution: F
• Series and grade description: coated carbide
• Suitable for: steel and cast iron

FAQ

What materials is this insert suitable for?
The SNEF120408R-B67 WKP25S insert is optimised for steel (P) and cast iron (K) applications, reflecting the grade’s balance between heat resistance and abrasion tolerance.

How does the Tiger‑tec Silver coating improve performance?
The Tiger‑tec Silver coating enhances wear resistance and reduces thermal load at the cutting edge, which extends effective tool life and supports consistent surface quality with the WKP25S grade.

What machining advantages does the B67 chipbreaker provide?
The B67 chipbreaker is designed to produce controlled chip forms for improved evacuation and reduced risk of built‑up edge, contributing to stable cutting conditions during roughing and medium finishing passes.

Does the insert suit heavy‑duty milling with interrupted cuts?
The square 90° geometry, 0.8 mm corner radius and negative rake 0° deliver mechanical edge strength and robustness suitable for demanding engagements, helping to prevent chipping in intermittent cuts.

What dimensions identify this insert for tool selection?
Identification is given by the designation SNEF120408R-B67 WKP25S and the size/thickness codes (size 12, thickness code 04), which should be matched to the relevant cutter pocket and clamping system.

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

Walter AG (brand appearance: Walter Tools) is one of the world’s leading manufacturers of precision tools for metalworking and is part of the Swedish Sandvik group. Protected trademarks and trade names remain the property of their respective owners. Brand names and registered trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the brands named; the offered item is an original, factory‑new product of the manufacturer.