| 摘要 |
A spinning rotor of an open-end spinning machine, includes a steel body having a sliding surface formed thereon and a collection groove formed therein for spinning fibers, a surface layer disposed at least on the interior of the body formed of at least one material from the group consisting of iron carbide, iron boride, iron silicide and iron nitride, the interior surface layer including a portion coming in contact with the spinning fibers, and an additional coating disposed on the portion being formed of non-ferrous metal having granules of a hard substance embedded therein.
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