Ceramic inserts General turning RNGN I.C S 09 04 12 04 9.53 12.7 4.76 4.76 A 12 07 12.7 7.94 Ideal machining conditions 15 07 15.875 7.94 Normal machining conditions 19 07 19.05 7.94 Turning Turning ceramic inserts Unfavourable machining conditions 25 10 25.4 10.05 RN** negative insert CM CN P K N H B CN1000 CN2000 CA1000 ISO ap f Milling RNGN090400T02020 0.5-2.0 0.2-0.5 ż RNGN120400T02020 0.5-2.0 0.2-0.5 ż ż Ɣ RNGN120700T02020 0.5-2.0 0.2-0.5 Ɣ Ɣ Ɣ RNGN150700T02020 0.5-2.0 0.2-0.5 ż RNGN190700T03020 0.5-2.0 0.2-0.5 ż Ɣ Ɣ Ex stock RNGN251000T05020 ż On demand 0.5-2.0 0.2-0.5 ż CM Mixed ceramic C CN Si3N4 Ceramic Tool holder Drilling CRDNN A264 D Information Technical E Index System code A40 Grade selection A174 Technical info A447 Cutting data A324 A 187