The use of the six sigma methodology in a project improving the manufacturing process

In the current, full of technological novelties, companies that want to maintain their position on the market are obliged to implement continuous improvement of their operations. A frequent and recently popular phenomenon is the creation of workplaces in organizations for specialists in the field of continuous improvement. Improvement is a laborious and long-lasting process. The activities of the company that create added value for the customer should be improved, in other words they increase the competitive advantage on the market, then they will be effective for the company. The article presents the possibility of using the Six Sigma methodology to improve the efficiency of the production process of a rubber product on one of the production lines. To achieve the intended goal, qualitative and quantitative research methods were used to analyze the results obtained as part of the company's case study. In addition, the statistical analysis of the obtained results allowed to identify factors in the areas affecting the efficiency of the manufacturing process and to determine the action plan identifying the actions that should be implemented to improve the production process.