Your local metal casting foundry - Forging a reputation of excellence. Based in Palmerston North Cast Components is a metal casting company that offers longevity. Cast Components was started in 2004 and works with many different types of metals including alulminium, grey iron, gun metal, SG iron, steel, stainless steel and NI hard metal. Our full range of casting and after cast processes include induction and convection melting, green sand moulds, hard sand moulds and cores, shell cores, after cast processes grinding, finishing, shot blasting and machining. This allows us to produce a wide variety of products for varied industries including home heating, quarry, mining and general engineering.