Mixtures of granulated and/or powdered aluminium and oxides of metals for producing a chemical reaction which is exothermic in nature; aluminium powder or granules; moulds and pouring spouts consisting of or mainly of foundry sand; foundry sand; all the aforesaid being goods included in class 1; and all other goods in this class

Crucibles not for laboratory use and accessories for such crucibles including crucible stands and covers, pouring spout holders, slag pans, rail and mould clamps, all being goods made of metal; crucible thimbles consisting of or mainly of metal; all other goods in this class

Refractory crucible liners including steel encased refractory crucible liners; refractory putty; crucible thimbles consisting of or mainly of non metal material; and all other goods in this class