Analysis of quality control of the graphite process on the example of a company from the automotive industry

The visual method is one of the most important control methods in spite of the developing information technologies and very high automation of the production process. The aim of the article is to analyze the quality control of a selected part of the production process of pistons for passenger cars, for which the visual method is used, and to evaluate the application of this method as well as its influence on the improvement of the presented production process. The analysis made it possible to assess the impact of the type of non-compliance and location on the effectiveness of controls. Thanks to the analysis carried out, the dominant influence of factors, which depend on the person performing the control, on the effectiveness of the control was found.