MULTI-ROLL TABLE RING-ROLLING MILL AS WELL AS METHOD FOR ROLLING RINGS IN A MULTI-ROLL TABLE RING-ROLLING MILL

摘要

Ina multi-roll table ring-rolling mill, a mandrel roll can be switched from a rolling state into a free-running state, when a predetermined ring diameter is reached, even if the roll gap minimum has not yet been reached, in order to improve the size accuracy of the rolled rings.