CCMT 09T302E-UR Insert Grade T8430

This single-sided, 80 rhombic turning insert is the pinnacle of precision and versatility. The seven-degree clearance provides strength and adaptability, while the T8430 grade, PVD-coated fine-grained WC-Co carbide cuts within ISO range P20-P40, excelling in fine to heavy machining of steels. Features and Benefits The narrow negative T-land, ensuring cutting-edge strength under common working conditions and ensures smooth machining 3-D chip-breaker ensures effective chip-breaking control across a wide range of feeds and depths, enhancing machining versatility Wide chip groove enhances chip control, improving evacuation in the machining of tough materials WC-Co-based substrate, submicron-grained, offers high hardness, abrasive wear resistance, and comb crack resistance PVD coating enhances resistance to thermal cracking and performs well in operations with fluctuating cutting temperatures Multi-layered PVD coating features a thick TiN layer for crater wear resistance and a hard AlTiN layer for flank wear resistance Unique Titanium-Boron-Nitride (TiBN) top layer reduces build-up edge, enhancing overall performance Typical Applications Steel machining