Patent ID: 6224473
Filing Date: 2001-05-01
Classification: B24B,B24D,F02F

Abstract:
An abrasive insert adapted for use on a milling head of a milling machine, the milling head adapted for rotation about a central axis of the milling machine for machining operations, said abrasive insert comprising:a substrate adapted for disposition along a circumference of the milling head;said substrate having a face of substantially planar orientation, said face adapted to extend orthogonally, radially outwardly from the central axis, and terminate at a radiused portion of substantially convex axial cross-section;an abrasive element disposed on said face, said abrasive element chosen from the group consisting of metal brazed single layer abrasive elements, electroplated single layer abrasive elements, and abrasive elements comprising grain bonded in a porous matrix having about 55 to 80 volume percent interconnected porosity;wherein said abrasive insert forms a notional annular grinding face during rotation of said milling head, for grinding a workpiece.