Общий каталог Mitsubishi 2020 - 2021 - страница 1314

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( inch) Ramping Helical Milling (Blind Hole, Flat Bottom) Helical Milling (Through Hole) Cutting Edge Diameter RE Maximum Ramping Angle Minimum Distance * HoleMaximum Diameter Maximum Pitch Minimum Hole Diameter Maximum Pitch Minimum Hole Diameter Maximum Pitch DC RMPX L DH max. P max. DH min. P max. DH min. P max. .008 .64° 28.2 2.713 .047 2.574 .042 2.435 .037 .016 .64° 28.2 2.697 .046 2.574 .042 2.435 .037 .031 .64° 28.2 2.665 .045 2.574 .042 2.435 .037 1.375 .039 .64° 28.2 2.650 .045 2.574 .042 2.435 .037 .047 .64° 28.2 2.634 .044 2.574 .042 2.435 .037 .063 .64° 28.2 2.602 .043 2.574 .042 2.435 .037 .008 .57° 31.7 2.963 .046 2.820 .041 2.683 .037 .016 .57° 31.7 2.947 .045 2.820 .041 2.683 .037 .031 .57° 31.7 2.915 .044 2.820 .041 2.683 .037 1.500 .039 .57° 31.7 2.900 .044 2.820 .041 2.683 .037 .047 .57° 31.7 2.884 .043 2.820 .041 2.683 .037 .063 .57° 31.7 2.852 .042 2.821 .041 2.683 .037 .008 .41° 44.0 3.963 .044 3.820 .041 3.683 .038 .016 .41° 44.0 3.947 .044 3.820 .041 3.683 .038 .031 .41° 44.0 3.915 .043 3.820 .041 3.683 .038 2.000 .039 .41° 44.0 3.900 .043 3.820 .041 3.683 .038 .047 .41° 44.0 3.884 .042 3.820 .041 3.683 .038 .063 .41° 44.0 3.852 .042 3.820 .041 3.683 .038 .008 .32° 56.4 4.963 .043 4.820 .041 4.683 .038 .016 .32° 56.4 4.947 .043 4.820 .041 4.683 .038 .031 .32° 56.4 4.915 .042 4.820 .041 4.683 .038 2.500 .039 .32° 56.4 4.900 .042 4.820 .041 4.683 .038 .047 .32° 56.4 4.884 .042 4.820 .041 4.683 .038 .063 .32° 56.4 4.852 .041 4.820 .041 4.683 .038 Note 1) When machining a highly ductile work material with the ramping angles in the table above, chips may be elongated. * Shows the distance until a maximum depth of cut of .315” is achieved at the maximum ramping angle L (= .315”/tan α). For Plunging and Drilling See the tables to the right for cutting conditions. Follow the cutting conditions for slot milling regarding feed per tooth and cutting speed. a Plunging a Drilling ( inch) ( inch) Max. Drilling Depth : AZ (inch) DC ae max. DC AZ max. .625 .154 .625 .012 .750 .154 .750 .012 .875 .157 .875 .012 1.000 .157 1.000 .012 L Depth of Cut in the Radius Direction : ae (inch) 1.125 .157 1.125 .012 INDEXABLE MILLING 1.250 .157 1.250 .012 Diameter of Cutter : DC (inch) 1.375 .157 1.375 .012 1.500 .157 1.500 .012 2.000 .157 2.000 .012 2.500 .157 2.500 .012 Note 1) No step feed necessary. Note 1) Exercise due caution as chips scatter easily. Note 2) Use compressed air to eliminate chips (or coolant for when machining aluminum alloy). L139