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Machine sawing tools \ Processing and machining technology - Sawing

                       Troubleshooting guidelines for bandsaw blades












        Wear on teeth                     Wear on both sides of the teeth    Wear on one side of the teeth
        ƒ Larger tooth pitch in the case that saw blade   ƒ Check side guide and, if necessary, adjust band     ƒ Drive wheels
         clogs with chips                  width                               ƒ Side guides
        ƒ Improve coolant supply or use correct coolant
        ƒ Change band or feed speed
        ƒ Saw blade was not retracted











        Discoloured tooth tips due to excessive fric-  Teeth breaking away   Chips welded on tooth tips (cold welding)
        tional heat                       ƒ Improve chip clearance           ƒ Improve coolant supply or use correct coolant
        ƒ Improve coolant supply or use correct coolant  ƒ Use appropriate tooth pitch    ƒ Change band or feed speed
        ƒ Change band or feed speed       ƒ Optimise workpiece clamping        ƒ Chip brush - improve chip clearance











        Breakage of carrier material or cracks originat-  Breakage of carrier material or cracks originat-  Breakage of welding seam
        ing from tooth spaces             ing from band backing              ƒ Change feed speed
        ƒ Change feed speed               ƒ Change feed speed                  ƒ Reserve/band/side guide
        ƒ Adjust pre-clamping/band clamping  ƒ Reserve guide/band guide        ƒ Adjust pre-clamping/belt clamping
                                          ƒ Adjust pre-clamping/band clamping











        Jamming and material adhesion on the saw   Used belt is “short” on the cutting edge  Broken belt exhibits distortion over the belt
        blade                             ƒ Change feed speed                length
        ƒ Optimization of the feed        ƒ Drive wheels                     ƒ Change feed speed
        ƒ Optimization of the saw blade form  ƒ Side guides                    ƒ Side/reserve and band guide
        ƒ Coolant optimization                                                 ƒ Adjust pre-clamping/band clamping
                                                                               ƒ Drive wheels

        Tool break
           ƒ Re-sharpen tool
           ƒ Reduce cutting speed










     Source: Hahn+Kolb Werkzeuge GmbH
     Technical data subject to change.               www.iconridge.com
     Availability subject to country specific rules and regulations.                            284

   0335_EN_2018_KERN[21846968]-i.indd   336                                                           12/17/2018   3:32:22 PM
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