EoW March 2007

technology news

Experience is golden! With more than 25 years’ experience, Pleuger is one of the leaders for hot-drawing machines for noble materials like gold, silver, platinum and compositions.

No regrinding Håmex’s range of exchangeable tungsten carbide inserts for dies and cutters eliminate the need for regrinding and allow replacements instead of the tools being scrapped. The patented dies have a rotatable and exchangeable insert of tungsten carbide with up to three profiles, allowing the changing from one profile to another to be done very quickly. The cutters have an exchangeable insert with two cutting profiles. When worn to a certain level, the insert is turned 90 degrees to a new cutting profile. When both cutting sides are worn out, a new insert can be fitted. The complete range of tungsten carbide tools for nail manufacturing consists also of cutters for Enkotec machines and chisel feeders, cutters, punches and wire guides for Wafios N90 machines.

The drawing process usually starts with Ø.6mm – outlet of the extrusion line – and ends at about 2mm or below 1mm, depending on customer requirements. Thetime-savingdrawing process is very gentle to the surface of the material and there are a number of advantages in comparison to the standard cold-drawing machines. drawing temperature and speed are adjustable. Both the

Pleuger hot-drawing machines

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In addition to those drawing machines Pleuger, based in Altena, Germany, also produces pay-offs, take-ups, wet and dry-drawing machines, spooling machines and hot-straightening machines for special materials. Pleuger GmbH – Germany Fax : +49 2352 71973 Email : info@pleuger.de Website : www.pleuger.de

Håmex – Sweden Fax : +46 13 357660 Email : info@hamex.se Website : www.hamex.se

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EuroWire – March 2007