1. Raw material inspection: The raw materials used for printing pure polyester cloth must be strictly inspected to ensure that they meet the quality standards. The inspection items include the appearance, color, and physical and chemical properties of the raw materials.
2. Pretreatment: The raw materials are pretreated to improve their printing performance. The pretreatment process includes singeing, desizing, scouring, bleaching, mercerizing, and drying.
3. Printing: The pretreated raw materials are printed with a variety of printing methods, such as screen printing, roller printing, and transfer printing. The printing process is controlled by a computer to ensure the accuracy and consistency of the printing.
4. After-treatment: The printed cloth is after-treated to improve its color fastness, wrinkle resistance, and other properties. The after-treatment process includes washing, drying, and fixing.
5. Quality control: The quality of the pure polyester printed cloth is strictly controlled at every stage of the production process. The quality control items include the appearance, color, physical and chemical properties, and printing performance of the cloth.
The strict quality control of 100% polyester printed wax cloth is essential to ensure that the cloth meets the requirements of the customers. The quality control process helps to identify and eliminate defects in the cloth, and to ensure that the cloth is of the highest quality.