Profile: W Hallam Castings Ltd. specializes in the production of components for the electric motor industry. Our services include die casting, pressure casting and aluminium casting and industrial coating. We carry out both high pressure aluminium casting and gravity aluminium casting processes. We also specialize in cold chamber high pressure casting. This is an aluminium moulding method based on the process of injecting molten aluminium under extreme pressure into a mould which forms the shape of the component or product required.