Explanatory notes
… by electrolytic reduction of the alumina dissolved in fused cryolite (the latter is sodium aluminium fluoride, but … form of blocks, ingots, billets, slabs, wire bars, etc., usually after refining. By repeated electrolysis, aluminium …Legal note
… elements Element Limiting content % by weight Fe + Si (iron plus silicon) Other elements (1) , each 1 0.1 (2) (1) … by weight of at least one of the other elements or of iron plus silicon taken together is greater than the limit …