RDHW1204MO-A57 WHH15 Indexable Milling Insert for Steel & Stainless Steel Machining
The RDHW1204MO-A57 WHH15 is a high-performance indexable milling insert engineered for efficient and stable milling operations. Featuring an advanced WHH15 grade with specialized MO chipbreaker technology, this insert delivers exceptional tool life, cutting stability, and superior surface finish when machining steel, stainless steel, and alloy steel materials.
Grade & Coating Advantages
The WHH15 grade combines a tough carbide substrate with a high-quality PVD coating, providing outstanding wear resistance and thermal stability. This advanced coating minimizes friction, reduces built-up edge formation, and ensures consistent cutting performance under medium to high cutting speeds, resulting in extended tool life and reduced tooling costs.
Insert Geometry & Design
- RDHW1204 standard size - compatible with various milling cutters
- MO chipbreaker design for smooth chip evacuation
- A57 cutting geometry for optimized cutting forces and reduced vibration
- Four cutting edges for maximum insert utilization and cost efficiency
This advanced geometry makes the insert ideal for face milling, shoulder milling, and general milling applications under moderate cutting conditions.
Application Range
- Carbon steel
- Alloy steel
- Stainless steel
- Pre-hardened mold steel
Suitable for CNC machining centers as well as vertical and horizontal milling machines. Widely used in automotive manufacturing, mechanical engineering, mold making, and general metalworking industries.
Key Benefits
Excellent wear and heat resistance
Stable cutting with superior surface finish
Efficient chip control and reduced edge chipping
Ideal for continuous and batch production
Lower cost per part and improved productivity
Technical Specifications
Insert Model: RDHW1204MO-A57
Grade: WHH15
Insert Type: Indexable Milling Insert
Application: Semi-finishing to medium machining