20° 8°8° GENERAL TECHNICAL INFORMATION CHIPBREAKERS CNMG 43_ .0082” MG- 0° • For medium rough applications•Steel and cast iron.0082”•Strong rake geometry 0° • Suitable for general machining CNMG 43_ A .0118” • For rough applications of exotic materials ET B • Low cutting force .0125” • Wide chip control range of roughing CNMM 64_ .0125” A 0° • For rough applications RT .0125” B • Steel and cast iron • Very strong rake geometry 0° CNMM 64_ .0086” A 14° 0° • For high feed roughing applications RH(N) .0059” .0086” B • Steel, stainless steel and cast iron 0° 0° • Very strong rake geometry CNMM 64_ .0086” A 0° • For high feed roughing applications RH .0106” B • Steel, stainless steel and cast iron 0° • Very strong rake geometry SNMM 64_ A .0098” • For heavy roughing application HT • Very strong cutting edge with negative rake angle • Geometry designed to generate less heat in spite of negative insert HNMG TYPE INSERTS Chipbreaker Designation and Geometry Application and Features HNMG .0098” A 6° • For medium applications GU .0098” B • For general turning of steels and cast irons • Strong rake geometry 6° HNMG A 13,5° • For exotic materials SU B • Stainless steels, super alloys, low carbon steels, low carbon alloy steels 13,5° • Sharp geometry to minimize built-up edge 1156