Turning indexable inserts Minute apFinishingFinishingFinishing - MediumFinishingFinishingFinishingFinishing - Mediumap (mm)ap (mm) ap (mm) ap (mm) ap (mm) ap (mm) FinishingFinishingFinishingFinishingFinishing - MediumMediumMediumap (mm) ap (mm) Standard (without indication) ap (mm)ap (mm) Introduction Chipbreaker selection - Positive inserts Steel (Molded chipbreaker) B Name Design Advantages Name Design Advantages • 1st. 20° • Available for 0.05 recommendation CF minute ap(0.02 to 0.2 mm) • Stable chip control10°in a wide feed rate finishing range PP 5° •Stable tool life due to special • Chipbreaker for edge design with 15° finishing boring sharpness and PF available from ap improved strength 0.15~0.6 mm 14° • Consistent • Chips fragmented DP7.5°in small pieces inGFmachining of small chip breakingperformance forfinishing ap • Wide range of 20° 5° conditions by GP • Good chip control GQ using the optimumchipbreaker width according to the cutting depth 13° • Sharp cutting • Good chip control performance due toSK18°large rake angle VF• Large dot to thecorner edge impro- for varied ap suchas copying3°and undercutting ved chip control in a wide feed rate range 0.2 13° • Good cutting 15°5° performance • Applicable without • General purpose CK hand for two HQ20°direction chipbreaker for0.215° medium machining machining on 5° automatic lathe • Wiper insert • Good surface finish 0.15 0° 10° and good chip WP control at highfeeds G 5° 10° • Chipbreaker forshort chips • Reduces surface finish galling 0.1 17° • Good chip 0.2 evacuation at wide 6° • Strong edge GK range by breaker0.1dot and wide chip chipbreaker pocket 17° Applicable chipbreaker range (ap indicates radius) (Steel) (Stainless Steel) (Steel) 2.0 (Steel) 55 (Steel)4 4 1.5 4 CKGeneral purpose (Steel) 3 3 GQ2 3 31.0GF2SKFinishing2 2 GK (07, 11) 0.5GF1GFCFCF PF 1CF 1 1WP 0.15 0.2 0.05 0.1 0.15 0.2 0.05 0.1 0.15 0.2 0.05 0.1 0.15 0.2 0.1 0.2 0.3 0.4 0.5 0.1 0.2 0.3 0.4 rev) f (mm/rev) f (mm/rev) f (mm/rev) f (mm/rev) f (mm/rev) (Steel)4 0.4 7KLV(SteeIl / ELdgOe LHengthL= V08,09) (Steel / Edge Length = 11)4 3 0.3 127FRQVXLP G (not for epim only for ed3itorial page in )HUHGWR(GEP)H (Steel) 3 (Steel / Edge Length = 11) 3 StandardXQG 2 0.2 LQ(3,0 2 VF (16) 2 2 PP (11) VF (11) HQ HQ 1 0.1 CF 1PP (07) 1 XP 1(GP) (DP)GP 0.1 0.2 0.3 0.4 0.05 0.1 0.15 0.2 0.1 0.2 0.3 0.4 0.1 0.2 0.3 0.4 0.1 0.2 0.3 0.4 f (mm/rev) f (mm/rev) f (mm/rev) f (mm/rev) f (mm/rev) B12