... in coating, gluing, laminating machine, compositing. Comma Scraper , Shanghai Donghui Roller is very good at this, which is ... is 0~1200LPI. Pattern is pyramid,comby,dot,mess dot,diamond,hexagon,sloping line and others.Heating RollerCooling RollerHRC55~58.Inner ... Roller?Shanghai Donghui Roller specializes in making high accuracy Comma Scraper . Comma Scraper