Patent ID: 9156098
Filing Date: 2015-10-13
Classification: B23D,B24D,B25B,C23C,C25D

Abstract:
1. A jig assembly, for use in the manufacture of an outer blade cutting wheel comprising a base in the form of an annular thin disc of cemented carbide having an outer periphery and a blade section formed on the outer periphery of the base, said jig assembly comprising: at least a pair of jig members each comprising wherein when the base is held between the jig members, a space is formed extending at least 10 mm from the base outer periphery, and the magnet pieces in the jig members produce a magnetic field of at least 8 kA/m at the base outer periphery and within the space, said magnetic field acting to attract and secure diamond and/or CBN abrasive grains coated with a magnetic material in proximity to the outer periphery of the base to keep them ready for electroplating or electroless plating.