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Industry 4.0 and IIoT: What Every Process Engineer Needs to Know
Am I Being Paid to Automate My Own Job Out of Existence?
kevinpduggan
Jun 94 min read


The Pressure Is On: Why Your Pressure Sensors Matter More Than You Think
A dead transducer is not a minor maintenance issue. It is a safety hazard. Here is what I have seen on the floor, what goes wrong, and how to get it right. Pressure Is the Result of Everything Pressure does not measure one thing. It reflects everything your process is doing at once. Screw speed, barrel temperatures, material viscosity, screw wear, and screen pack condition all show up in that reading. When something shifts upstream, pressure tells you first. It is one of the
kevinpduggan
May 276 min read


Doing It The Hard Way Is Costing You More Than The Fix Ever Would
The cost of not acting is real. And it keeps accumulating while the decision waits.
kevinpduggan
May 66 min read


Unfinished Extrusion Business on the Shop Floor: How Poor Record Keeping Leaves Good Solutions on the Shelf
Plants can many times be unaware of their unfinished business. Problems that get identified, partially worked, then quietly dropped when the person pushing them moves on. Nobody documents it. Nobody picks it up. The problem just keeps costing money. The Oval HDPE Pipe At one plant, a sharp extrusion technician looked at our equipment and realized we had capacity we weren't using. He pushed the extruders and got 20% more output from the extrusion pipeline...that was huge!
kevinpduggan
Apr 226 min read


How much of what happens on your Extrusion Line can you actually explain?
If you paused on that — this is where you close the gap. Are you a person in the plastics industry that has learned along the way through exposure? Picking things up on the shop floor, in meetings, from colleagues — a little here, a little there. And they get by? But getting by isn't the same as understanding. There's a difference between knowing what the settings are and knowing why the resin behaves the way it does. Between watching a defect appear and knowing what caused
kevinpduggan
Mar 42 min read


Seven Process Control Areas That Drive Extrusion Performance
Before You Improve, You Must Control
kevinpduggan
Feb 205 min read


Don't Blame the Operator for a Process You Haven't Brought Under Control
Seven Principles for Process Improvement, Control and Management
kevinpduggan
Feb 136 min read


Melt Pump Modes: For Single to Twin Screw Operation
But here's what surprised me: after years running single-screw lines, I only knew one operating mode. It wasn't until I got into twin-screw extrusion that I discovered there were other options.
kevinpduggan
Sep 27, 20253 min read
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