Color: gray, red, green, blue, brown, Hardness: 50A,55A,60A,65A,70A,75A,80A,85A Thickness;5MM, ... Squeegees is used in PCB manufacturing enterprises and printing industry.Hardness: 45A -90A MDI Super Anti-solvent, easy to grind, suitable ... resistance, high aging resistance, high anti-solvent, long life span, Shore hardness: 45A -90A.PU conveyor belt scrapers used to scrape coal ...