Mitsubishi CNMA120404 UC5115 Flat-Top Carbide Insert for Cast Iron (10pcs) mirror finish we recommend a coated carbide

we recommend a coated carbide grade like T9125

AH725 PVD carbide has the toughness and chemical stability to prevent notch wear in stainless steel

NNeutral / Centered Direction

"T9125 is my standard for steel turning

Chips are managed perfectly

Mitsubishi CNMA120404 UC5115 Flat-Top Carbide Insert for Cast Iron (10pcs) mirror finish we recommend a coated carbideCNMA120404 UC5115 General Purpose Cast Iron Specialist Flat Top Design 0. 4mm Radius The Balance of Power and Precision UC5115 Grade (CVD Coating): The UC5115 is Mitsubishis most popular grade for **K Class (Cast Iron)** materials. It features a thick Alumina layer for heat resistance and a specialized TiCN layer for toughness. It is designed to handle the transition between **Gray Iron** and the more difficult **Ductile (Nodular) Iron**, where impact