• Hello,

    I’m working in a Low Volume & High Mixed batch Production
    I have 8 very similars products that are manufactured in the same process.

    I want to check the stability of my process.
    I’ve decided to plot Z-MR Control chart. Thanks to that I am able to plot just one Control chart for my 8 products ==> I can check the stability of my…[Read more]

  • Hello,

    With my specification chart, I can see that everything is within the specification.

    But with my control chart, I can see that my process is out of control.

    Why should I put energy and time on those variabilities if I’m within the customer specifications ?

    What will be the benefits ? Why should I care about variability (if my goal is to…[Read more]