GROOVING / CUTTING OFF Max. Groove Depth Seat size .750" Radial Depth of cut (inch) .750" .625" GROOVING / CUTTING OFF y Recommended feed rate and depth of cut BM BREAKER Seat Size Insert Width a Grooving a TurningK: 1strecommended area Seat sizeK.118JHG.079HJG C .059", 1.50 mmD.079", 2.00 mm.088", 2.24 mm.094", 2.39 mmE.098", 2.50 mm.108", 2.74 mm F F .118", 3.00 mm E .039 E F .125", 3.18 mm D 0 .004 .008 .012 .016 .128", 3.24 mmD0.004 .008 .012 .016 .020 .024 .028 .032G.157", 4.00 mm.167", 4.24 mm Feed (IPR) Feed (IPR) .187", 4.75 mm H .197", 5.00 mm .206", 5.24 mm .236", 6.00 mm J .248", 6.31 mm .250", 6.35 mm Note 1) When using a combination as shown below, decrease the recommended feed rate by 20% and 40% respectively. K .315", 8.00 mm a Decrease the feed rate by 20%. a Decrease the feed rate by 40%. GYHRUS12C00-M25R GYHRUS12C00-M20R GYHRUS10B00-M20R GYM25 GYHR2020K00-M25R GYM20 GYHR2020K00-M20R GYM20 GYHR1616J00-M20R (.750"×.750" Square holder) (.625"×.625" Square holder) F y For Swiss style lathes mono block holder Please refer to the tables of recommended cutting conditions for US12 100% external grooving. US10 80% Apply the percentage ratio shown of each shank size to the values in US08 60% those tables. US06 50% .004 .008 Recommended maximum feed rate (IPR) LIMITATION OF THE MAXIMUM GROOVE DEPTH [For External Grooving] ●When using the modular blade GYMiiR/LA- iii Max. Groove Depth The maximum groove depth is not limited by the workpiece diameter. CDX CDX_2 ●When using the modular blade GYMiiR/LB- iii The maximum groove depth is limited by the workpiece diameter. .748"(19 mm).709" WoDrikapmieecteer (18 mm) .669" (17 mm) .630" (16 mm) .591" GYM20R/LB-D18 (15 mm) GYM20R/LB-E18 .551" GYM20R/LB-F18 Due to the interference on (14 mm) this part, the maximum groove 0 1.417" 1.890" 2.756" 5.394" y depth is limited by the workpiece diameter. (36 mm) (48 mm) (70 mm) (137 mm) 1.575" Workpiece Diameter (40 mm) F208