The sugar industry filter cloth woven by Qingdao Star Machine is acid-resistant, weakly alkali-resistant, and has a normal working temperature of <130 °C. The polyester long fiber filter cloth is woven by interlacing loose fibers, enhancing the tensile strength of the fabric. The sugar industry filter cloth has a smooth surface, better wear resistance, and better breathing ability. The filtration accuracy of the sugar industry filter cloth can be less than 5 microns.