| 摘要 |
A multiple housing rolling mill for obtaining shaped roll bars such as sector-shaped cores for electric cables including a rolling unit comprising two rollers having shaped grooves in the peripheral surface thereof, which have cross sections corresponding to opposite sections of the outline of the rolled product to be obtained, and at least a pair of rollers with rotation axis at right angles to said two rollers. Grooves in the said pair of rollers are shaped so as to correspond to remaining opposite sections of the outline of the rolled bar.
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