Fault
Marks / imprints
on the clamping
surface
122017 / 1.0
Possible cause
Incorrect collet chuck type.
Excessive dimensional
difference between the
workpiece diameter and the
clamping hole.
Punctiform or linear work-
piece clamping.
Troubleshooting
Measure
Use suitable collet
chuck.
Use collet chuck with
suitable clamping hole.
Use collet chuck with
smooth clamping sur-
face.
94