An Application of DMAIC Methodology for Increasing the Yarn Quality in Textile Industry

This article presents a quality improvement study applied at a yarn manufacturing company based on six sigma methodologies. More specifically, the DMAIC (Define, Measure, Analyze, Improve, and Control) project management-methodology & various tools are utilized to streamline processes & enhance productivity. Defects rate of textile product in the yarn manufacturing process is so important in industry point of view. It plays a very important rate for the improvement of yield & financial conditions of any company. Actually defects rate causes a direct effect on the profit margin of the product & decrease the quality cost during the manufacturing of the product. By checking & inspection of defects of product at different point in production where more defects are likely to happen. A thousand defects opportunities create in the final package of yarn. That's why it is decided to do work & implement DMAIC methodology in winding departments where the final package of yarn is make.