About 2 years ago, I wrote about the 3 process improvement tools we use most often. And today I'd like to do a deep dive into one of them -- the process control plan. … [Read more...]
Why Design Defects Are Behind Many Quality/Safety Issues
There is a tendency for inexperienced importers to blame their suppliers for all quality and safety issues that come up. However, in the situation where the buyer works with an OEM or a contract manufacturer, they share some (and usually all) of the responsibility when something goes wrong. It may well be that manufacturing or design defects are the cause. … [Read more...]
What Are the Process Inputs & Parameters to Keep under Control?
In our daily jobs, we are in contact with hundreds of different manufacturing processes. We don't always have time to observe the process and use tools such as flow charts, FMEAs, and so on. If that's the case, how do we keep control more easily? … [Read more...]
How a Factory Can (and Should) Go Beyond ISO 9001
I wrote a few articles about ISO 9001 recently: The standard itself pushes companies in the right direction, but the auditing & certification process has many flaws: Basics about ISO 9001: The Standard and the Certification Process The standard pushes manufacturers to think in terms of systems and processes, among other benefits: Benefits of ISO 9001 for a Chinese manufacturing organization Many factories have been certified, but implementation was really bad: Factory Audit Tips: … [Read more...]
Understanding Manufacturing Process Controls in Your Factory
Turning raw material into a finished product can be a complex process. It usually requires more steps than a layperson would think and more controls along these process steps. This is where a firm grasp of manufacturing process controls becomes useful. … [Read more...]