Investigation: no product is at hand.An analysis is not possible.Conclusion and root cause: no product available and therefore an analysis is not possible but we assume based on the information available the root cause of the this failure is not product related.There is the possibility that the root cause of the problem is most probably usage related.Rational: according to the quality standard, a material defect or production error can be excluded.There is the possibility that the particles are abrasions and that the abrasions were caused by a screen basket.No capa is necessary.
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