Patent ID: 6666256
Filing Date: 2003-12-23
Classification: B22D,C22C

Abstract:
A method of casting a product, said method comprising the steps of:inserting casting material into a mould cavity in such a manner that the product is provided on at least a part of its surface with a layer of intermediate material, said intermediate material has a function selecting material with at least one physical property that is different from the casting material, said product including a pre-formed component and a component cast in the mould cavity with said intermediate material, and providing a coating material which is the same as or is from the same group as the casting metal material, and wherein the layer of intermediate material is located in the casting mould cavity and is disposed away from said pre-formed component prior to inserting the casting metal material into the casting mould cavity, and wherein the intermediate material is formed by coating at least half of the function selecting material with the coating material.