The alloy of 89-95% copper and 5-11% aluminum has good bearing performance. ...For impact extrusion (such as collapsible (aluminum) tubes for toothpaste). ... paint and cadmium and aluminum alloy coatings replace zinc. Aluminum alloy is...
Zinc, aluminum or aluminum-zinc alloy coating can protect the wire from rust...the small metal tube compressed after passing the wire through the two ends.
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