SEC-Grooving Tools GNDType ■ Chipbreaker Selection Guide Grooving/Traverse Machining Grooving Cut-Off 1st recommendation MG type GG type GG type General purpose General purpose General purpose type type type Improved Improved Central Improved chip control Chipping chip control Chipping burr prevention Improved chip control Chipping countermeasures countermeasures chip control countermeasures ML type GL type CG type GL type Low feed General purpose Handed General purpose 2nd recommendation type type type type Serious consideration Serious consideration Serious consideration given to chip control given to chip control given to chip control Improved Low Improved Low chip control chattering Chipping chip control chattering Chipping F countermeasures countermeasures Grooving Tools GF type GF type Low cutting force Low cutting force type type Grooving Cut-Off Threading External Pro ling/external R grooving Facing/Internal Pro ling/R Grooving/Necking For non-ferrous metals Recommendation RG type RN type RN type GA type General purpose General purpose General purpose General purpose type type type type 1st 2nd recommendation For non-ferrous recommendation handles 2mm width metals ■ Insert Grade Selection Guide Steel Stainless steel Cast iron Exotic alloy Non-ferrous metal 1st recommendation AC530U / AC1030U AC530U AC425K AC520U H10 AC1030U (Not applicable (AC1030U is for GNDIS type only) PVD (AC1030U is for GNDIS type only) PVD (Use AC520U for GNDIS type) CVD PVD for GNDIS type) Uncoated carbide De cient wear resistance Importance of surface nish De cient wear resistance Chipping countermeasures Chipping countermeasures De cient wear resistance Chipping countermeasures Chipping countermeasures De cient wear resistance 2nd recommendation AC520U AC520U AC520U PVD PVD PVD De cient wear resistance De cient wear resistance Chipping countermeasures Chipping countermeasures Chipping countermeasures Chipping countermeasures De cient wear resistance De cient wear resistance AC830P T2500A AC830P AC530U AC530U AC1030U AC1030U (Not applicable for GNDIS type) CVD (Not applicable for GNDIS type) Cermet (Not applicable for GNDIS type) CVD (AC1030U is for GNDIS type only) PVD (AC1030U is for GNDIS type only) PVD F14