885 Каталог KORLOY 2020 Инструмент и оснастка для станков по металлу Стр.F9

Каталог KORLOY 2020 Инструмент для станков по металлу Стр. F9 0885 Lab2u

Technical Information for H Endmill Endmill for high speed machining for high hardened steel H Endmill For cutting high hardened and heat-treated steel under HrC70 New coating technology improves wear resistance A new shape improves machinability High speed and highly accurate machining available O Features New grade (PC303S, PC310U) - Ultra fine substrate and AlTiSiN coating guarantee excellent wear resistance Special edge treatment - Special cutting edge design was applied for less chipping and longer tool life High accuracy with tolerance h5 - High quality production system enables tolerance-h5 throughout the whole series After special edge treatment before PBE (Ball) Cutting load is dispersed S shape of ball The S shape of ball disperses cutting loads The tolerance of ball R is under ±0.005 mm 0 PRE (Radius) H Endmill radius New shape of corner R Measurement result of tolerance of corner R The new shape of corner R reduces cutting loads The tolerance of corner R is under ±0.005 mm 0 O Performance evaluation Workpiece STD11 (HrC60) Cutti ng Diameter = 08.0, n (min-1) = 4,000, vc (m/min) = 100 co ndition s vf (mm/min) = 800, fz (mm/t) = 0.05 ap (mm) = 8.0, ae (mm) = 0.25, dry Tools PRE4080-100-R05 Special cutting edge design reduces cutting loads and prolongs tool life g 80 1 75 0 g 70 1 65 60 55 50 45 40 H Endmill Competitor A Competitor B Cutting time (S) Endmills J. 9