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Strategic Enhancement of Quality through 6σ: A Case Study

Author(s): Rajendra M. Belokar #1 , Jagbir Singh

Journal: International Journal of Engineering Trends and Technology
ISSN 2231-5381

Volume: 4;
Issue: 6;
Start page: 2468;
Date: 2013;
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Keywords: Panel component wheel housing inner (LH) & (RH) sheet metal part | Define | Measure | Analyze | Improve and Control (DMAIC) | Defects per Million Opportunities (DPMO) | Six Sigma.

The business objectives are to provide a high quality product to the customer at lower cost and earliest delivery. Six Sigma is a main tool that helps to achieve these objectives. The aim of Six Sigma methodology is to improve the quality by reducing the number of defects as much as possible. This paper describes the application of Statistical methods in quality improvement after application of Six Sigma .This case study was conducted at Caparo Maruti Ltd, BAWAL which mainly manufactures various sheet metal parts and components associated with automobiles. In this, our focus is mainly on manufacturing of one of these sheet metal parts i.e. Panel component wheel housing inner left hand (LH) & right hand (RH) sheet metal part for G model (Maruti Suzuki SWIFT).Pareto Diagram was used to analyze various defects which occur in this sheet metal part and Fishbone diagram is used to explain the causes for defects. The case study recommended measures for Quality Improvement.

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