SNMG120412-RM5 WMP30G WMP30G Wendeplatten - Walter Tools

Benefit from the combination of Tiger·tec Gold coating, the RM5 chipbreaker and a robust 1.2 mm corner radius to secure stable cutting in stainless steel and longer tool life; order the insert directly via Metav Werkzeuge or ask our consultants for cutting data and process recommendations.

SNMG120412-RM5 WMP30G turning insert — Tiger·tec Gold grade for stainless steel (Walter Tools)

SNMG120412-RM5 WMP30G is a square 90° turning insert engineered for medium to robust turning of stainless steel, offering reliable chip control and extended edge life.

• Tiger·tec Gold coating for improved life
• Optimised for stainless steel (ISO M)
• RM5 chipbreaker for stable chip control
• Square 90° insert with 1.2 mm corner radius

Longer tool life through modern coating and grade

The combination of Tiger·tec Gold technology and the WMP30G grade provides a coated carbide solution that is engineered for the specific demands of stainless steel. The multilayer coating reduces flank wear and supports a stable cutting edge under the heat and adhesion tendencies common to this material group. The result is a consistent tool life and fewer interruptions for insert changes, which translates directly into higher machine availability and lower unit manufacturing costs. The grade’s balance between toughness and hardness helps to avoid premature breakage while maintaining effective wear resistance under medium to heavy duty conditions.

Geometry and chip management that stabilises the process

The insert’s square 90° form and 1.2 mm corner radius deliver a strong cutting edge for robust turning operations and predictable corner strength. Combined with the RM5 chipbreaker, the geometry actively promotes controlled chip segmentation, reducing the risk of long, entangling swarf and improving surface quality. The 0° (negative) free angle yields a stable cutting position that benefits interrupted cuts and heavy cross-sections by lowering the tendency for elastic deflection of the cutting edge. For workshops that require repeatable surface finish and minimal rework, this insert offers a clear process advantage through its geometry-driven stability.

Practical production benefits and target applications

Designed for industrial turning shops and batch production, this insert supports efficient machining of stainless steel with an emphasis on process reliability and productivity. The grade and chipbreaker combination reduces downtime for chip clearing and tool changes, while the insert’s robust geometry tolerates tougher feed rates and cutting depths. For operators seeking a straightforward upgrade path from general-purpose grades, the insert provides measurable improvements in cut consistency and surface finish without demanding complex parameter changes. The technical benefits translate to fewer rejects, reduced machining variability and easier tool inventory management in mixed-production environments.

Contact Metav Werkzeuge for tailored cutting data and application advice on the SNMG120412-RM5 WMP30G turning insert; our consultants are available at info@metav-werkzeuge.com or +49 2822 7131930

Technical data

• Article number: SNMG120412-RM5-WMP30G-WALTER
• Designation: SNMG120412-RM5 WMP30G
• Type: turning insert
• Manufacturer: Walter Tools
• Series: Tiger·tec Gold
• Grade: WMP30G

Facts

• Plate size: 12 mm
• Corner radius: 1.2 mm
• Free angle: 0° (negative)
• Plate thickness code: 04

Special features

• Coating: Tiger·tec Gold
• Chipbreaker: RM5
• Geometry: Square 90°
• Material suitability: stainless steel (ISO M)
• Substrate: coated carbide

FAQ

What materials is this insert optimised for?
The SNMG120412-RM5 WMP30G is optimised for machining stainless steel (material group M), where the Tiger·tec Gold grade aids stable chip formation and edge life.

How does the RM5 chipbreaker influence machining?
The RM5 chipbreaker provides controlled chip segmentation and evacuation, improving process stability and reducing the risk of entangling swarf during turning operations.

Is the negative 0° free angle suitable for finishing cuts?
The 0° (negative) free angle increases cutting edge robustness and is particularly effective in interrupted cuts or heavier roughing passes; finishing strategies may require adjusted feeds or alternative geometries depending on the desired surface finish.

What benefits does the Tiger·tec Gold coating offer compared with uncoated grades?
Tiger·tec Gold coating enhances wear resistance and thermal stability, which supports longer tool life and more consistent results when turning stainless steel under medium to demanding conditions.

Which industries or applications typically use this insert?
The insert is well suited to general engineering and subcontract machining where stainless steel components require repeatable turning performance, for example in automotive, valve and pump manufacturing.

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

The Walter AG (brand appearance: Walter Tools), headquartered in Tübingen, is one of the world’s leading manufacturers of precision tools for metalworking and forms part of the Swedish Sandvik group. Protected trademarks and brand names are the property of their respective owners and are mentioned for explanatory purposes only. There is no connection between our company and the named brands. The offered item is an original, factory-new product of the manufacturer.