ae TECHNICAL DATA PITCH SELECTION OF PICK FEED y PICK FEED MILLING (CONTOURING) WITH BALL NOSE END MILLS, END MILLS WITH CORNER RADIUS End mill h=R ▪ 1─ cos sin-1 ae R : Radius of Ball Nose(RE), Corner Radius(RE) ae : Pick Feed h : Cusp Height y CORNER R OF END MILLS AND CUSP HEIGHT BY PICK FEED Unit : inch ae Pick Feed R .004 .008 .012 .016 .020 .024 .028 .031 .035 .039 0.5 .0001 .0004 .0009 .0017 .0026 .0039 ─ ─ ─ ─ 1 .00004 .0002 .0004 .0008 .0016 .0018 .0025 .0033 .0042 ─ 1.5 .00004 .0001 .0003 .0005 .0008 .0012 .0016 .0021 .0027 .0034 2 .00004 .0001 .0002 .0004 .0006 .0009 .0012 .0016 .0020 .0025 2.5 .00004 .00007 .0002 .0003 .0005 .0007 .0010 .0013 .0016 .0020 3 .00007 .0002 .0003 .0004 .0006 .0008 .0011 .0013 .0017 4 .00004 .0001 .0002 .0003 .0004 .0006 .0008 .0010 .0012 5 .00004 .00007 .0002 .0002 .0004 .0005 .0006 .0008 .0010 6 .00004 .00007 .0001 .0002 .0003 .0004 .0005 .0007 .0008 8 .00004 .0001 .0002 .0002 .0003 .0004 .0005 .0006 10 .00004 .00007 .0001 .0002 .0002 .0003 .0004 .0005 12.5 .00004 .00007 .0001 .0002 .0002 .0002 .0003 .0004 ae Pick Feed R .043 .047 .051 .055 .059 .063 .067 .071 .075 .079 0.5 ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ 1 ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ 1.5 .0041 ─ ─ ─ ─ ─ ─ ─ ─ ─ 2 .0030 .0036 .0043 ─ ─ ─ ─ ─ ─ ─ 2.5 .0024 .0029 .0034 .0039 ─ ─ ─ ─ ─ ─ 3 .0020 .0024 .0028 .0033 .0037 .0043 ─ ─ ─ ─ 4 .0015 .0018 .0021 .0024 .0028 .0032 .0036 .0041 ─ ─ P 5 .0012 .0014 .0017 .0019 .0022 .0025 .0029 .0032 .0036 .0040 6 .0010 .0012 .0014 .0016 .0019 .0021 .0024 .0027 .0030 .0033 8 .0007 .0009 .0010 .0012 .0014 .0016 .0018 .0020 .0022 .0025 10 .0006 .0007 .0008 .0010 .0011 .0013 .0014 .0016 .0018 .0020 12.5 .0005 .0006 .0007 .0008 .0009 .0010 .0011 .0013 .0014 .0016 P028 TECHNICAL DATA