甚 麼 是 6- Sigma ?
1. 6 Sigma (6σ) is an optimized level of performance
approaching zero-defect in a process proSduitcei:ng a product, service or transaction. 6 Sigma (6σ)是 一信心水平,作為評核產品製造,服务或其 它業務對迖到零次品之表現
➢ 同行 / 同类产品中,我们的最好(Best in class)
➢ 我们的产品为客户带来信誉保证(Sign of quality)
➢ 在客户要求之上, 永远 超 越 或 满 足客户之 品质要求
6σ品质培训教材Site : Multek Asia
品质政策的理解
2. 准时交货,继续缩短生产周期 Site:
6σ品质培训教材Site : Multek Asia
Sigma σ對於工藝之影響
Specified Limit
Specified Limit
Site:
-3 -2 -1 0 1 2 3
Process Tolerance
-6 -4 -2 0 2 4 6
Process Tolerance
6σ品质培训教材Site : Multek Asia
舉例 : 1 Sigma = 317,320 ppm
Site:
2 Sigma = 45,500 ppm
3 Sigma = 2,700 ppm
4 Sigma = 6.9 ppm
5 Sigma = 0.6 ppm
6 Sigma = 0.002 ppm ( approach to “ Zero Defect “ )
2. It indicates achievement and maintenance of world-class