High Speed Steel Mill Rolls Wire Industry Tungsten Carbide Products ...
Sep 1, 2021All roll rings are inspected 3 times one by one to ensure the inner quality of the mill rolls, and are tempered three times to obtain a good metallographic structure to ensure good product performance. The outer layer of the roll contains relatively high Cr, Mo, W, V, Ni, and Nb elements, and the matrix structure is martensite + MC type carbide.