Every improvement project does not necessarily make a system or product to be perfect. In fact almost impossible to say perfect. Perfection of a product varies greatly and is affected by many things, such as the level of demand for goods that are always changing; always upgrade the production machine with a new type, raw materials different from many suppliers and many more things. However, six sigma project commitments is to always pursue perfection, which means reducing the defect in the process, reducing waste in production and management and make products according to customer demand.
Achieving “Zero defects” or the achievement of the lack of absence of defects and errors in the product requires a great effort involving all stakeholders in the company. To achieve product excellence there are several factors that influence it.