Patent ID: 9492827
Filing Date: 2016-11-15
CPC Classification: B02C

Claim Text:
1. A roll assembly for reducing size of a stock material, the roll assembly comprising: a roll body having an outer surface and having a plurality of recesses in the outer surface; and a plurality of superhard stud elements each of which is positioned inside a corresponding one of the plurality of recesses and brazed to the roll body, at least some of the plurality of superhard stud elements projecting outwardly from the outer surface of the roll body, the at least some of the plurality of superhard stud elements including: a plurality of tungsten carbide stud elements secured to the roll body and at least partially defining the crushing exterior, each of the plurality of tungsten carbide stud elements including a tungsten carbide working surface at least some of the plurality of tungsten stud elements projecting outwardly from the outer surface of the roll body.