Six Sigma methodology applications within aluminium company

This study proposes a new analysis and practice of Six Sigma methodology to define, measure, analyse, innovate and control (DMAIC). Six Sigma is a well‐known concept who means the perfection: a process of production to three sigma makes 3.4 defaults/million unit, whereas Six Sigma means for us the perfection. We used it now to mean the type of specialised training aiming at the attack of very high objectives for processes improvement. The method Six Sigma is a method of continuous improvement and elimination of non‐quality, passing by six stages or cycle DMAIC carried out by a team of project. In this paper, we propose a new practice of Six Sigma for reduction and optimisation of non‐conformity for aluminium company.