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testing operations

All our mandrel are tested, according to the following standard.

We check the roundness of mandrel by the measurement on three points ( Circ. 1 ‐ 2 ‐ 3 ), as indicated in the picture below:

Before idling and then we block the extremity of the mandrel and we practice a force on the points indicated on the picture. The comparators are able to verify the flexibility under load.

Also in this case we check the roundness on these points.