WCMT080412-RP4 WPP20G T Wendeplatten - Walter Tools

Take advantage of the Tiger·tec Gold coating and the robust 80° trigon geometry together with a 1.2 mm corner radius to ensure stable chip control and long tool life. Order directly via Metav Werkzeuge or consult the team for application-specific recommendations.

WCMT080412-RP4 WPP20G — Drilling/Boring and Turning Indexable Insert (Steel applications) — Walter Tools

A WCMT080412-RP4 WPP20G insert designed for drilling, boring and turning of steel components, combining Tiger·tec Gold surface technology with an 80° trigon form for high process reliability

• Tiger·tec Gold coated carbide WPP20G
• Trigon 80° geometry for stable cutting
• 1.2 mm corner radius for robust edge
• Optimised for steel (ISO P) machining

High productivity through advanced coating and grade

The combination of Tiger·tec Gold coating and the WPP20G coated-carbide grade delivers improved wear resistance and consistent cutting performance when machining steels. This surface technology reduces flank and crater wear under typical steel-cutting temperatures, which extends service intervals and contributes to a lower cost per cut. For production environments where repeatability and uptime matter, the coated grade provides a measurable advantage in tool-life stability and process economy.

Stable cutting geometry for reliable chip control

The 80° trigon shape with a 1.2 mm corner radius and a 7° relief angle offers a balanced mix of penetration and cutting-edge strength. The geometry increases insert rigidity for interrupted cuts and difficult entry angles, while the RP4 chipbreaker is configured to produce predictable chip formation when working with ISO P materials. Explaining the terms: the corner radius adds edge durability under load, the relief angle reduces rubbing behind the cutting edge, and the chipbreaker helps segment and evacuate chips to protect both workpiece and toolholder. Together these features minimise vibration and improve surface finish.

Practical application guidance and measurable benefits

Specified for ISO P (steel) machining, this insert suits a wide range of unalloyed and alloyed steels. The technical design supports increased cutting speeds and stable feed rates, meaning fewer tool changes and higher component throughput. In practice, shops typically see better tool-life curves and more consistent dimensional results when switching to a coated, grade-specific insert compared with uncoated alternatives. For new setups, trial a conservative parameter set and adjust feed and speed while monitoring tool wear and surface quality to find the most productive window.

Supportive choice backed by brand know‑how

Walter Tools is known for solutions aimed at process reliability and consistent finishing quality. The insert’s design reflects that focus, offering robust performance in both stable production cells and demanding single-part runs. If there is any uncertainty about suitability for a specific steel grade or machining strategy, the technical advisers at Metav Werkzeuge can assist with cutting-parameter suggestions and selection advice to help integrate the insert into the workflow with confidence.

Contact Metav Werkzeuge for tailored cutting-parameter advice and to confirm availability of the Walter Tools WCMT080412-RP4 WPP20G insert

Technical data

• Article number: WCMT080412-RP4-WPP20G-WALTER
• Product designation: WCMT080412-RP4 WPP20G
• Brand: Walter Tools
• Series: Tiger·tec Gold

Facts

• Plate size: 08
• Plate thickness: 04
• Corner radius: 1.2 mm
• Relief angle: 7°
• Plate form: Trigon 80°
• Tolerance class: M

Special features

• Grade: WPP20G
• Coating: Tiger·tec Gold
• Chipbreaker: RP4
• Material application: Steel (ISO P)
• Execution: T
• Product type: Drilling/boring and turning indexable insert

FAQ

What materials is this insert intended for?
The WCMT080412-RP4 WPP20G insert is optimised for ISO P materials and is intended primarily for machining steel, including unalloyed and alloyed steels.

How does the Tiger·tec Gold coating benefit the cutting process?
The Tiger·tec Gold coating on the WPP20G grade reduces wear and improves thermal resistance, resulting in longer tool life and more consistent surface quality when cutting steels.

What does the 1.2 mm corner radius mean for part finish and tool life?
A 1.2 mm corner radius provides a robust cutting edge that resists chipping under load, improving edge life and helping to maintain a stable surface finish, especially in interrupted or heavy cuts.

Which chipbreaker is fitted and what is its effect?
The insert features an RP4 chipbreaker, designed to produce controllable chips for steel machining, aiding evacuation and reducing the risk of chip-related damage to the workpiece or toolholder.

Is this insert suitable for high-speed applications?
The coated WPP20G grade and sturdy trigon geometry support elevated cutting speeds for many steel applications, but optimum parameters depend on the specific steel grade and machine dynamics.

Manufacturer: Walter Tools — The Walter AG (brand appearance: Walter Tools) with headquarters in Tübingen belongs to the Sandvik Group. Protected trademarks and product names are the property of their respective owners. The mentioned brand is cited for explanatory purposes and does not indicate any affiliation with our company.