Solid Carbide Torus End Mill, for Aluminum, DLC Coated, 3 x 20 mm

With advanced DLC sp2 coating. For the highest demands regarding performance and precision in aluminium materials. Extremely tight tolerances ensure maximum accuracy. Double-relief ground with 2 chamfers hollow ground. Recess angle a = 16 Deg. Tolerances: Corner radius: R1 = ±0.0025 mm. Neck Dia. D1 = 0 / -0.01 mm. Note: At greater tool overhang lengths, use a reduced value for ap! Values for: slots milled from solid: ap = 0.25xD x ap korr side milling: ap = 0.50xDxap korr copying: ap = 0.25 x D x ap korr To calculate the feed rate vf please use the actual speed of the machine the maximum possible speed! e.g: vf = 18000 rpmx fz mm/Zx z No. of teeth Z: 2 Helix angle: 30 degrees Shank: DIN 6535 HA to h5 No. of teeth Z: 2 Flute length Lc: 4.5 mm Corner radius R1: 0.2 mm Overhang length L1 incl. recess: 20 mm Recess Dia. D1: 2.91 mm Overall length L: 55 mm