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Wire drawing is a metalworking process used to reduce the cross-section of a wire by pulling the wire through one or more dies. There are many applications for wire drawing, including electrical wiring, cables, tension-loaded structural components, springs, paper clips, spokes for wheels, and stringed musical instruments.
Richard Johnson and Nephew had its roots in the purchase of a small Manchester wire drawing business in the early nineteenth century. Helped by the technical expertise of George Bedson and his grandson Noel, RJN became a leading international steel and copper wire drawing company.
Drawing is a manufacturing process that uses tensile forces to elongate metal, glass, or plastic. As the material is drawn (pulled), it stretches and becomes thinner, achieving a desired shape and thickness. Drawing is classified into two types: sheet metal drawing and wire, bar, and tube drawing.
All but one of these companies were wire rope manufacturers (the exception being Craven and Speeding, which mainly manufactured binder twine). Over the next two years seventeen more companies were acquired, including wire drawers as well as manufacturers of wire rope and fibre rope ; and the company began to invest in other ropemaking companies ...
Very fine wire (for example, 30 gauge) required more passes through the drawing dies than 0 gauge wire did. Manufacturers of wire formerly had proprietary wire gauge systems; the development of standardized wire gauges rationalized selection of wire for a particular purpose.
Wire was drawn in England from the medieval period. The wire was used to make wool cards and pins, manufactured goods whose import was prohibited by Edward IV in 1463. [5] The first wire mill in Great Britain was established at Tintern in about 1568 by the founders of the Company of Mineral and Battery Works, who had a monopoly on this. [6]
A division of Tréfileries du Havre à Rugles ("Wire-Drawing Works of Le Havre and Rugles"). Metal Suppliers. BS Atelier de laminage de l'Ecole de Pyrotechnie de Bourges ("Rolling Mill Workshop of the Pyrotechnics School of Bourges") – Bourges, France.
Pages in category "Wire and cable manufacturers" The following 41 pages are in this category, out of 41 total. This list may not reflect recent changes. ...
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