Manufacturing
Quality Trends
Every release in the order it was made, against its specification limits.
Releases plotted
37
Across 2 grades
Average viscosity 25°c
249mPa·s
Specification 180 to 340mPa·s · target 250mPa·s
-1 against target
Outside specification
0
Every release inside its limits
Clean run
Process capability, Cpk
1.41
Comfortably inside the limits
σ 16mPa·s
Viscosity 25°C by batch, in the order it was made
Red bands are the specification limits, the dashed line is target.
Inside spec Near a limit Out of spec
Nothing outside the limits
Every viscosity 25°c release in this run sat inside its specification.
The biggest movement in the run
The largest change from one job to the next.