ALL-STEEL CLOTHING, ESPECIALLY FOR BEATER ROLLS

摘要

1489388 Openers; card wire HOLLINGSWORTH GmbH 23 Dec 1974 [24 Dec 1973] 55467/74 Heading D1N An opener roller in an open-end spinning machine comprises a body on which stainless steel wire having saw teeth is mounted, the roller being for use as a beater in an openend spinning process for synthetic fibres. The stainless steel may comprise 12% to 19% chromium, 7% to 15% nickel and 2% to 3% molybdenum and may also contain titanium and niobium. Stainless steels which contain aluminium can also be used.