Общий каталог Mitsubishi 2020 - 2021 - страница 1313

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INDEXABLE MILLING RECOMMENDED CUTTING CONDITIONS Ramping / Helical Milling Blind Holes, a Ramping a Helical Milling Flat Bottom Through Holes L Pitch Pitch (P) (P) APMX L= tan% RMPX APMX DC DC DC Hole Hole Refer to the table below for cutting conditions. For feed per tooth and cutting speed, Diameter Diameter (DH) (DH) follow the cutting conditions for slot milling. ( 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 1.87° 9.7 1.213 .060 1.072 .046 .942 .032 .016 1.87° 9.7 1.197 .059 1.073 .046 .942 .032 .031 1.87° 9.7 1.165 .055 1.073 .046 .942 .032 .625 .039 1.87° 9.7 1.150 .054 1.073 .046 .942 .032 .047 1.87° 9.7 1.134 .052 1.073 .046 .942 .032 .063 1.87° 9.7 1.102 .049 1.073 .046 .942 .032 .008 1.43° 12.6 1.463 .056 1.323 .045 1.187 .034 .016 1.43° 12.6 1.447 .055 1.323 .045 1.187 .034 .031 1.43° 12.6 1.415 .052 1.323 .045 1.187 .034 .750 .039 1.43° 12.6 1.400 .051 1.323 .045 1.187 .034 .047 1.43° 12.6 1.384 .050 1.323 .045 1.187 .034 .063 1.43° 12.6 1.352 .047 1.323 .045 1.187 .034 .008 1.14° 15.9 1.713 .052 1.574 .044 1.435 .035 .016 1.14° 15.9 1.697 .051 1.574 .044 1.435 .035 .031 1.14° 15.9 1.665 .049 1.574 .044 1.435 .035 .875 .039 1.14° 15.9 1.650 .048 1.574 .044 1.435 .035 .047 1.14° 15.9 1.634 .047 1.574 .044 1.435 .035 .063 1.14° 15.9 1.602 .045 1.575 .044 1.435 .035 .008 .95° 19.0 1.963 .050 1.824 .043 1.685 .036 .016 .95° 19.0 1.947 .049 1.824 .043 1.685 .036 .031 .95° 19.0 1.915 .048 1.824 .043 1.685 .036 1.000 .039 .95° 19.0 1.900 .047 1.824 .043 1.685 .036 .047 .95° 19.0 1.884 .046 1.824 .043 1.685 .036 .063 .95° 19.0 1.852 .044 1.825 .043 1.685 .036 .008 .82° 22.0 2.213 .049 2.074 .043 1.935 .036 .016 .82° 22.0 2.197 .048 2.074 .043 1.935 .036 L .031 .82° 22.0 2.165 .047 2.074 .043 1.935 .036 1.125 .039 .82° 22.0 2.150 .046 2.074 .043 1.935 .036 INDEXABLE MILLING .047 .82° 22.0 2.134 .045 2.074 .043 1.935 .036 .063 .82° 22.0 2.102 .044 2.075 .043 1.935 .036 .008 .71° 25.4 2.463 .047 2.320 .042 2.183 .036 .016 .71° 25.4 2.447 .047 2.320 .042 2.183 .036 .031 .71° 25.4 2.415 .045 2.320 .042 2.183 .036 1.250 .039 .71° 25.4 2.400 .045 2.320 .042 2.183 .036 .047 .71° 25.4 2.384 .044 2.320 .042 2.183 .036 .063 .71° 25.4 2.352 .043 2.321 .042 2.183 .036 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). L138