... stress, hardening. Hardness is HRC62 after polishing Inner structure: single-layer, multi-layer screw, Z and other structure.Processing: Chroming, Ceramic, ... or cooling roller, inner structure, inform temperature.Anilox roller, for embossing, coating, inking etc. Donghui Roller’s buildings: ... Bridle cylinders . Bridle cylinders 33-2,750*6000mm,for hot fabric,3D pattern,laser engraving,made by Shanghai ...