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Other Metal Platers and Coaters |
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This group includes metal platers and coaters not elsewhere classified, for example those who specialise in coating, colouring or oxidising surfaces of metal articles by dipping them in acid, gilding, staining or hot chemical solutions; treating aluminium or aluminium alloy articles electrically to produce an oxidised finish (anodising); coating iron or steel products with zinc by heating them in closed boxes containing a powdered zinc compound (sherardising). |
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