96 Каталог KORLOY 2020 Инструмент и оснастка для станков по металлу Стр.B22

Каталог KORLOY 2020 Инструмент для станков по металлу Стр. B22 0096 Lab2u

Turning Chip Breakers Features of Chip Breaker VC Chip Breaker For medium to finishing Superior chip evacuation in high speed and continuous machining of various workpieces (carbon steel, alloy steel etc.) Korloy 3 dimensional chip breaker ensures longer tool life due to low cutting load and improved cutting edge strength Stable chip control in copying and internal machining O Features of VC chip breaker 4 bums on the insert corner - Excellent chip control in various depths of cut and superb chip cutting in external, internal, copy machining and facing O Evaluation of chip control (Copying) VC Chip Breakers Conventional chip breaker VQ Chip Breaker For medium to finishing For cermet Excellent cutting performance and reinforced cutting edges Improved chip control at low depth of cuts O Features of VQ chip breaker ' Three dimensional rake angle - Improved surface finish thanks to sharp cutting performance - Less cutting heat and longer tool life thanks to low cutting resistance Beveled protruding structure - Smooth chip flow at low depth of cuts - Wide application range O Performance evaluation Workpiece SCM440(Alloy steel), 0100, External diameter turning Cutting vc = 280 m/min, ap = 1.5 mm, condition fn = 0.25 mm/rev Tools CNMG120408-VQ Turning 22 Wear comparison CN2500-VQ Competitor Surface roughness comparison 0.2 0.3 0.4 CN2500 (Ra 3.0ym) Competitor (Ra 7.0ym) 2 f