Page 12 - HOLE_MAKING_CATALOG_INCH_2022_P373-P446
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REAMERS                          Cutting Data/      Tool; Toolholder  Workpiece  Machine  USER GUIDE




                                                                                                  Machining Process
                                        Allowance



           Solutions                                         Wear check / Change insert  Optimize tool length and diameter   ADJ chuck  FineFit/RC RING  Workpiece fixture / Pressure  Angle error / Centic error   Entry geomerty / Chamfer /   Oblique surface at entry




                                       Feed fZ  Spindle speed min -1  Diameter allowance  Geometry angle  Runout maximum 5µm  Floating chuck GFIS  Coolant mixture  Coolant pressure  / Axis deviation  Spindle speed on entry  Feed in and out same  Chip evacuation


                                      •            •                         • • •              • •
                             Vibration
            Hole too large  Built up edge  • • •       •   •        • •                         •
                              Runout
                              error


                             Diameter         •                                                              •
                             allowance
                                                           •                •• ••••                 •
                             Tool wear
                                                   •
            Hole too small  Compression       • •          •                ••                      • •
                             of material
                            Compression
                            of clamping
                             Diameter         •
                             allowance
                                              •                             ••
                            Deformation
                            by clamping
                                              • •
                            Unequal wall
                             thickness
            Tapered hole                               •       • • •                        •
           Problem           Machine


                                                                                   • •                       •
                             Chip flow

                                      • • • •              • •               • • •              • •
            Hole shows chatter marks  Rumout error     •       • • •                        •
                             Vibration






                                      • •          •       • •               • •                • •
                             Vibration  • •                •                       • •
            Insufficient surface  Built up edge        •   • •      • •                                      •
                            Runout error
                              Cutting
                             geometry
                                                                             • •            •
                             Machine




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