Application of Six Sigma Tool for Quality Improvement - A Case Study in Manufacturing Industry

Six Sigma and Total Quality Management are methods that help organizations improve product and service quality throughout their respective workplaces. Six Sigma and Total Quality Management each have their own venue that best suits their methods. When applied in the correct manner, both Six Sigma and total quality management provide a thorough check of the organizations quality assurance. This paper includes Six sigma define phase in problem solving of cylinder head valve guide surface finish out of specification. The specification of surface finish of valve guide is 8Rz. Problem definition, Pareto analysis used for problem selection, cost of poor quality calculation, process flow diagram with the generating and inspecting stage, physical phenomenon leading to the problem are carried out in this paper in the define phase.