P4840P-8R-E57 WSP45G Wendeplatten - Walter Tools

Take advantage of the combination of Tiger·tec Gold coating, the versatile WSP45G grade and the 8R‑E57 chipbreaker for reliable chip control and extended tool life; order directly via Metav Werkzeuge or contact our consultants for application support.

P4840P-8R-E57 WSP45G drilling/boring indexable insert — Walter Tools, Tiger·tec Gold, 8R‑E57

The P4840P-8R-E57 WSP45G is a coated carbide indexable insert engineered for drilling and bore‑enlargement operations in steels, stainless steels and heat‑resistant alloys, delivering stable chip formation and predictable edge wear.

• Tiger·tec Gold PVD coating for high wear resistance
• Designed for steels, stainless steel and superalloys
• 8R‑E57 chipbreaker for stable chip control
• Coated carbide grade WSP45G for robust performance

Predictable chip control for continuous production

The geometry with the 8R‑E57 chipbreaker is designed to produce consistent chips across a range of cutting conditions, which improves process stability and reduces machine downtime. In practice, stable chip formation minimises the risk of rework and toolholder issues; this effect is particularly important when machining materials that tend to form long, stringy chips. The PVD‑coated WSP45G grade combines toughness and wear resistance so that the operator gains longer intervals between indexings, contributing directly to higher throughput and lower total machining cost.

Durable coating and grade suited to mixed‑material shops

The insert’s Tiger·tec Gold coating technology delivers enhanced surface hardness and thermal resistance while maintaining a supportive substrate for shock absorption. The WSP45G grade is a coated carbide developed for versatile use across P / M / S material groups: steels (P), stainless steels (M) and heat‑resistant superalloys or titanium (S). This breadth of applicability allows fewer tool changes in mixed‑material production, simplifying inventory and improving planning. The result is a balanced compromise between wear resistance and edge stability that supports repeatable part quality.

Geometry and design that support drilling and boring tasks

As an indexable insert for drilling and bore‑enlargement, the insert’s form is optimised to seat securely in compatible toolholders and deliver consistent cutting engagement. The controlled rake and clearance characteristics reduce the tendency for built‑up edge on challenging stainless grades, while the coated surface helps repel adhesion and reduce flank wear. For production environments that prioritise uptime, the combination of a reliable seat, effective chip management and a robust coating yields measurable gains in operational reliability and part finish.

Practical application guidance to enhance performance

Selection of feeds and speeds should reflect the workpiece material and machine rigidity: lean towards higher stability and controlled feeds when machining stainless or superalloys to avoid chatter, and exploit the coating’s thermal resilience when higher cutting temperatures occur. Coolant, where appropriate, aids chip evacuation and extends edge life in steels and stainless steels; for heat‑sensitive alloys, adjusted cutting parameters together with the Tiger·tec Gold coating enable safer removal rates. The insert’s multifaceted design supports both small‑batch flexibility and consistent high‑volume production.

Contact Metav Werkzeuge for tailored recommendations on integrating Walter Tools Tiger·tec Gold inserts into current processes and to request application advice from our technical team

Technical data

• SKU: P4840P-8R-E57-WSP45G-WALTER
• Item designation: P4840P-8R-E57 WSP45G
• Type: drilling/boring indexable insert
• Brand: Walter Tools
• Grade/series: WSP45G, Tiger·tec Gold

Core data

• Material groups: P / M / S
• Chipbreaker: 8R‑E57
• Coating type: PVD (Tiger·tec Gold)
• Substrate: coated carbide

Special features

• Optimised chip control for drilling and boring
• Broad material applicability: steel, stainless steel, superalloys
• Designed for stable cutting edge and improved tool life
• Suitable for production and demanding single‑pass operations

FAQ

What materials can this insert machine reliably?
The P4840P-8R-E57 WSP45G insert is suitable for steels, stainless steel and heat‑resistant superalloys (groups P / M / S), making it a flexible solution for mixed‑material workshops.

How does the 8R‑E57 chipbreaker improve production?
The 8R‑E57 chipbreaker in the WSP45G grade promotes consistent chip formation, which improves process stability and reduces interruptions during drilling and bore‑enlargement operations with Walter Tools inserts.

Is this insert compatible with existing indexable drilling toolholders?
The P4840P-8R-E57 is an indexable insert designed for conventional drilling and boring tool systems; compatibility depends on the holder geometry, so alignment with the toolholder seat is recommended for best results.

What is the advantage of the Tiger·tec Gold coating on this grade?
The Tiger·tec Gold PVD coating enhances thermal resistance and surface hardness while preserving toughness, which results in improved wear behaviour and a longer effective edge life for the WSP45G grade.

Manufacturer/Responsible: AB Sandvik Coromant, Mossvägen 10, 811 34 Sandviken, Sweden, support.coromant@sandvik.com

Protected trademarks and product names belong to their respective owners. Brand names are used solely for explanation. There is no affiliation between Metav Werkzeuge and the mentioned brands. The offered article is an original, factory‑new product from the manufacturer.