Patent ID: 6588692
Filing Date: 2003-07-08
Classification: B02C

Abstract:
A throw shoe for centrifugal-type crushers which comprises:a body formed of an iron-based alloy and having a working face wherein said working face is exposed to contact with material to be crushed; a composite reinforcement structure formed on said working face, said composite reinforcement structure being solid cast with said body, wherein said composite reinforcement structure comprises a wear-resistant ceramic material infiltrated by the same iron-based alloy as that of said body, wherein said composite reinforcement material is flush with the working face, wherein said composite reinforcement structure is tailored to be located around the periphery of at least one pocket that is to be formed on said working face by abrasion resulting from contact with the material to be crushed during service, wherein the at least one pocket is configured to hold the crushed material in a manner such that the crushed material provides reinforcement to the throw shoe.