Tools and inserts for turning

MasterGuideMaster-GuideMaterialA16-A17GradeoverviewA18-A23Based on VDI 3323 CERATIZIT's MasterGuide divides materials intosix main groups.Each is given a colour, according to the system partly adoptedin ISO 513.A24-A28Blue: steelMachining, cementation,tempered and constructionalsteelsYellow: stainless steelFerritic Cr-steels, austeniticCrNi-steels, martensiticCr-steels, duplex steelsRed: cast ironCast iron, grey cast iron,tempered iron, spheroidalcast iron, CGI, sintered ironA30-A31Green: non ferrous metalsand non metalsAl wrought and Al cast alloys,copper, copper alloys, nonmetal materialsOrange: heat resistantalloys / titaniumNi/Co-base alloys, Ti alloysWhite: hard materialsHardened steels (≥ 45 HRC),chilled castings, hard castironsA33-A37Machining application typeA38-A40A41Each coloured segment is divided into three sections, and eachsection indicates the relevant machining application type:A42-A43R = rough machiningM = medium machiningF = fine machiningA16