When the random variation in the production process is greater than the product’s specification limits, a defective product will be produced; the process is not capable.
In a general sense, capability is the ability to do something. Within manufacturing, capability is given a much more specific definition. It is an expression of the accuracy of a process or equipment, in proportion to the required accuracy. This can be applied to production processes, in which case any random variation …
Source URL: Capability of Production Processes and Measurements
Source Website: Advance Engineering – Engineering.com