... roller is 0~1200LPI.3. Pattern is pyramid,comby,dot,mess dot,diamond,hexagon,sloping line and others.Heating RollerCooling Roller1. HRC55 ... is Carbon steel, alloy steel, stainless steel and others.Embossing roller, laser engravuring, 3D design and others technology.Mirror roller, Ra is up ... . Bridle cylinders 33-2,750*6000mm,for hot fabric,3D pattern,laser engraving,made by Shanghai Donghui Roller