General turning Negative inserts TNMG L I.C S d A Ideal machining conditions Normal machining conditions 16 04 22 04 16.5 22 9.525 12.7 4.76 4.76 3.81 5.16 Turning inserts Unfavourable machining conditions 27 06 27.5 15.875 6.35 6.35 TN** negative insert HC1 (CVD) HC1 (PVD) HT HC2 HW Turning P M K N S H B YNG151C YBD152C YBM153 YBM253 YNG151 YBD052 YBD102 YBD152 YBG101 YBG102 YBG105 YBG205 YBG202 YNT251 YBC152 YBC252 YBC251 YBC352 YBC351 YB6315 YB7315 YB9320 YD101 YD201 ISO r ap f TNMG160408-DR 0.8 0.7-6.0 0.20-0.55 Ɣ Ɣ Ɣ Ɣ Ɣ Milling TNMG160412-DR 1.2 1-6 0.25-0.65 Ɣ Ɣ Ɣ ż ż Ɣ DR TNMG220408-DR 0.8 0.7-7.0 0.20-0.55 Ɣ Ɣ ż ż TNMG220412-DR 1.2 1-7 0.25-0.65 ż Ɣ Ɣ Ɣ ż ż Ɣ TNMG220416-DR 1.6 1.5-7.0 0.32-0.75 Ɣ Ɣ Ɣ ż Ɣ Roughing TNMG270608-DR 0.8 1.5-12.0 0.35-0.55 ż TNMG270612-DR 1.2 2-12 0.35-0.75 Ɣ Ɣ Ex stock ż On demand C YBC152F, YBC252F, YBM153F, YBM253F available HC1 HT HC2 Coated carbide Uncoated cermet Coated cermet HW Uncoated carbide Tool holder Drilling DTGNR/L PTFNR/L PTTNR/L PTGNR/L MTGNR/L MTJNR/L MTJNR/L Kr: 91° Kr: 91° Kr: 60° Kr: 90° Kr: 90° Kr: 93° Kr: 93° D A200 A213 A214 A215 A226 A227 A228 MTFNR/L S***-PTFNR/L Kr: 91° Kr: 90° Information Technical A229 A290 E Index System code A42 Grade selection A40 Technical info A447 Cutting data A324 A 84