General Info

Valuable Alternative to Metal Stamping Round Parts. Metal spinning is one of the oldest techniques for the chipless production of circular hollow metal components. History records show that the Egyptians were metal spinning nearly 3,000 years ago, during the reign of the Pharaohs. Up until the First World War, only nonferrous metals as gold, silver and brass were being spun. Wartime needs, though, brought about new designs and stronger machines. Metal spinning involves spinning a flat sheet of metal -- usually in the shape of a disk -- at a controlled speed. A "spinning mandrel" is used in stead of a clamping chuck. The mandrel is made to the from that corresponds with the contour of the part to be spun. A blank is placed between