You need to replace a melt pressure transducer. There's just one problem: It WON'T come out. Before reaching for a bigger wrench, here are a few things to consider. Don't Force It Cold Hardened polymer around the sensing tip and mounting threads can make a transducer extremely difficult to remove when the machine is cold. When appropriate for your equipment and process, bringing the area to the proper removal temperature can help soften residual material and make removal easi

Your extruder needs a new burst plug. The correct replacement is rated for one pressure—but there's another plug on the shelf with the same thread and a different rupture pressure. Can you use it? Don't assume that you can. The Pressure Rating Is There for a Reason An extruder burst plug is a pressure-relief safety device. Its rupture pressure is selected to protect equipment from excessive pressure. Changing that rating changes when the device is designed to activate. A plug

You have a failed 10,000 PSI melt pressure transducer, but there's a 5,000 PSI sensor sitting on the shelf. It fits. The connector looks right. The output is the same. Can you use it? Usually, no. Pressure Range Matters A melt pressure transducer is designed to accurately measure pressure within a specific range. If your application was designed around a 10,000 PSI transducer, replacing it with a 5,000 PSI transducer means the new sensor can reach its full-scale rating at onl

In many cases, yes. But……..before the team attacks them with a screwdriver or wire brush....... :) NoNonSensors has developed, built, and qualified a controlled transducer cleaning system designed to remove process material while minimizing the risk of damaging the sensing diaphragm. That's an important distinction. The question isn't simply whether the material can be removed. It's whether it can be removed without damaging the diaphragm or compromising the transducer. Dep

If you need to replace a melt pressure transducer, the best place to start is usually the manufacturer and part number. That's because a melt pressure transducer part number is often more than just a model number. It's a specification sheet in disguise. What Can a Part Number Tell You? Manufacturers like Gefran, Dynisco and MPI use structured part numbers that can tell us quite a bit about the transducer. Depending on the manufacturer, we can often determine things like: Pres

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Quick Guide: Melt Pressure Transducer Calibration Audience: Maintenance Leadership Goal: Get the extruder back up fast with accurate pressure readings Time Required: ~5 minutes (if no issues) BEFORE YOU START – Quick Checks Is the transducer installed and wired properly? Mounting torque correct (usually 100–200 in-lbs)? Connector tight? Wiring verified? (No shorts/opens) Is the extruder barrel at operating temperature? Cold barrel = bad readings Never calibrate a cold t

1. Daily Checks Purpose: Catch early signs of issues before they affect production. Actions: Visual inspection: Check for leaks, cracks, or damage on the transducer body, fittings, and cables. Connection check: Ensure cables and connectors are properly seated and free of contamination. Temperature monitoring: Compare the transducer’s temperature reading to the expected melt temperature. Sudden discrepancies may indicate sensor drift. Pressure spikes: Observe readings for abn

For an extrusion process engineer, small improvements in equipment care can deliver big gains in reliability. Melt pressure transducers are critical to keeping an extruder consistent, but only when they’re installed correctly, protected from harsh conditions, maintained regularly, and calibrated for accurate data. Following these four steps creates a stronger foundation for process control, helping reduce downtime, extend sensor life, and unlock more consistent, predictable p

We get asked this often as part of a larger best practice type question. Here are some different factors to consider when faced with scheduled replacement of critical melt pressure sensors. Color Changes (Plastics or Food Dyes) Pigments and colorants don’t typically harm the diaphragm. Risk: some pigments are abrasive (e.g., titanium dioxide in white masterbatch), which can cause erosion of the diaphragm surface over long use. Action: No replacement needed. Clean diaphragm

1. Tools & Equipment Needed NIST-traceable pressure calibrator (hydraulic hand pump + reference gauge, or deadweight tester) Temperature-controlled barrel/extruder (must be at normal operating temperature) Multimeter or calibration reader (for mV/mA/V sensors) Portable calibrator/communicator (for smart transmitters w/ HART, Profibus, etc.) Clean lint-free wipes and approved cleaning tools for sensor port Calibration log sheet or digital CMMS entry system 2. Preparation ☐ Ve

Melt pressure transducers are critical for monitoring extrusion processes, but their diaphragms are vulnerable to failure due to mechanical, environmental, and operational stresses. As a maintenance professional, understanding these factors can help you extend sensor life through proper handling, installation, and routine checks. Below are the primary contributing factors, based on common industry issues: Improper Installation and Mounting Issues: This is one of the most freq

A worker inspects equipment In the bustling world of manufacturing, where every second counts and downtime is the enemy, having a trusted partner can make all the difference. At NoNonSensors, we understand the pressures and challenges you face as a maintenance manager. Our mission is to be more than just a supplier; we aim to be your reliable ally in ensuring that your operations run smoothly and efficiently. Tailored Solutions for Uninterrupted Performance We know that every

In the bustling world of technology, specifically within the realm of transducers, distinguishing ourselves is a feat we at NoNonSensors (NNS) take pride in. How do we manage to stand out? By achieving an unparalleled balance between three critical factors: speed, quality, and cost. Here’s a closer look at the ethos driving NNS, positioning us at the vanguard of the transducer industry. Leveraging Supplier Innovation Key to our success is the deep-rooted collaboration with ou