A research intended for determination of cost of low quality in a glass production management

Today, because of the technological improvements, significance of quality costs is extremely great. On the studies about increasing efficiency and quality, managers are trying to improve the quality to preserve and enhance customers' satisfaction about products' quality. As a result of researches, the cost of quality increases at first, but it shows tendency to decrease later. With The Comparison on Basis of Sale Technique, which is one of the techniques used in the analysis of quality costs by comparison, the ratio of quality costs to sales is found %8.37. While analyzing the quality costs, more realistic results are obtained with these methods. Thus, the most suitable decisions can be made about the studies in decreasing the quality cost items. In the practice job, firstly quality costs system is presented in the practice business, quality cost items are identified, and the annual quality costs report is organized by deriving the costs that made these items in a year based form. The portion of each cost item in the main cost item and in the total quality costs, and the ratio of total quality costs to sales are calculated as percentage. After these studies, items that resulting to high quality costs are determined. So then it is suggested that which quality costs have to be studied on. Keywords: Quality Costs, Analysis of Quality Costs by Comparison, Comparison On Basis of Sale, Total Quality Costs.