Patent ID: 7854886
Filing Date: 2010-12-21
Classification: B22F,C22C

Abstract:
1. A method of producing a metal matrix composite material, comprising the steps of: (a) mixing a metal powder and a ceramic powder to prepare a mixed powder; (b) providing a metal casing having a lower casing member and an upper closing member, the upper closing member is adapted to seal the metal casing closed; (c) placing the mixed powder into the lower casing member; (d) sealing the metal casing filled with the mixed powder by placing the upper closing member on the lower casing member so as to prepare a pre-rolling assembly; (e) preheating the pre-rolling assembly in such a manner so as to maintain the mixed powder in a powder state; and wherein the upper closing member includes an open bottom and is adapted to be fitted onto an outer peripheral surface of the lower casing member from above in a surrounding manner so as to cover the lower casing member.