Patent ID: 11890646
Assignee: SANDVIK SRP AB
Field: Chemical engineering (Chemistry)
Classification: CPC B | IPC B

Claim 0:
1. A disc arranged for cooperating with a spacer for transporting materials on a roller screen, the disc comprising:
a circular main body having a centrally arranged opening, through which opening a centrally arranged axis extends; and
a wear resistant portion arranged around the circular main body, wherein the wear resistant portion includes a plurality of protuberances circumferentially arranged along a periphery of the wear resistant portion, the plurality of protuberances projecting radially outward from the main body, wherein the wear resistant portion includes a first material and the main body includes a second material, the first and second materials having different wear resistant properties, wherein the wear resistance of the first material is greater than the wear resistance of the second material, wherein the first material is bonded with the second material so that the wear resistant portion and the main body are integrated, and wherein the second material includes a matrix material, and the first material includes cemented carbides metallurgically bonded to the matrix material.