Общий каталог Tungaloy 2020 - 2021 - страница 1652

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Parts for ToolsTechnicalReference Outside diameter Shank diameter DCDCDCDC User’s Guide - Technical Reference Solid Carbide Endmills Part details Ty p e s Neck Shank Square Ball nose Neck length Centre hole Flute length Shank length Overall length RE Radius Radial rakeLand width ConcaveangleCornerPeripheralcutting edgeEnd RE Flute 1st radial relief cutting edge 2nd radial relief End gash Taper neck Axial rake Ball nose with taper neck 1st end relief 2nd end relief RE Cutting condition of Endmills ᭹ Cutting speed ᭹ Cutting speed (Calculated from number of revolutions) vc ： Cutting speed (m/min) d ： Effective diameter (mm)〔DC〕 n ： Number of revolutions (min-1) π53.14 ᭹ Number of revolution (Calculated from cutting speed) ᭹ Feed speed and feed per tooth vf : Feed speed (mm/min) fz : Feed per tooth (mm/t) z : No. of teeth of the endmills n : Number of revolutions (min-1) Up milling Down milling 〔 〕The notation in the brackets is the one ᭹ Cutting used in the catalog (ISO compliant) The necessary capacity of the machine is limited by the length of cut edge of the endmill. ᭹ Up milling and down milling Down milling generally produces better tool life and surface roughness. In case of cast iron sand inclusion or welding surface, up milling is recommended. L064 www.tungaloy.com