AH7025 Cutting performance First choice grade for grooving application New AH7025 grade - Drastically improved reliability with world’s first coating technology Tool life comparison in grooving Alloy steel AH7025 Conventional grade (SCM440) Insert : DTE3-040 AH7025 Cutting speed : Vc = 150 m/min Feed : f = 0.17 mm/rev Groove depth : 17 mm Machining : External grooving No. of grooving: 60 pcs No. of grooving: 30 pcs Coolant : Wet External Allows stable machining without peeling off, evenafter twice the cutting time versus the conventional grade. → The combination of Nano-multi-layered AlTiN Coating with high Al content and Internal tough substrate provides highly efficient machining in various grooving operations Face Grade Parting AH7025 AH725 T515 Others • First recommended grade for general • General purpose • First recommended grade for purpose • Newly developed coating with cast iron • New PVD coating with high Al content well controlled rystal structure and • Exellent wear resistance in high- provides excellent adhesion strength fracture resistance speed machining • Improved wear and chipping • Improved adhesion strength resistance T9225 T9125 NS9530 • Suitable for steel machining at high • Suitable for steel machining at high • Advanced cermet for finish speed speed cutting • New CVD coating and substrate • Balance of wear and chipping • Innovative grade with incredible deliver an outstanding balance resistance fracture and high wear resistance • Balance of wear and chipping resistance GH130 AH905 KS05F • Recommended for interrupted • Remarkable for machining of heat • Recommended for non-ferrous machining resistant alloy materials • TiCNO PVD coating layer with high • Exclusive coating layer improves • For titanium wear resistance adhesion strength and wear • High hardness resistance TH10 BX360 • Recommended for non-ferrous • Suitable for hardened steel machining materials • Ideal balance of wear and chipping resistance due to the optimum CBN content and grain size F156 www.tungaloy.com