A mould for forming battery components includes a first mould body having a first plurality of mould cavities and a second mould body having a second plurality of mould cavities. The first mould body and the second mould body are configured to be moveable between a moulding position in which the first plurality and second plurality of mould cavities are aligned, and a fill position in which the first plurality and second plurality of mould cavities are displaced from the aligned position and are proximal to a molten metal feed.