Technical Resources

Written by people who repair pumps

Selection guides, material science and troubleshooting — the notes our engineers share with customers, published for everyone.

Materials 7 min read

PP vs PVDF: Choosing the Right Non-Metallic Pump Material for Your Chemical

Both polypropylene and PVDF handle aggressive chemistry — but they differ sharply on temperature, solvent resistance and cost. A practical selection guide.

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Selection 6 min read

How to Read a Pump Curve and Find Your Duty Point

Flow on one axis, head on the other — and four lines that decide whether your pump runs efficiently or destroys itself. A practical walkthrough.

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Engineering 7 min read

Mechanical Seal vs Seal-less Magnetic Drive: When Each Makes Sense

The seal is where pumps die. Here is the honest engineering trade-off between a well-specified mechanical seal and a seal-less magnetic drive.

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Materials 6 min read

Why SS 316 Fails in Some Acids — MOC Selection Mistakes That Cost Plants Money

'Make it stainless' is not a material specification. Four MOC selection mistakes we see repeatedly, and how to avoid them.

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Maintenance 6 min read

NPSH and Cavitation: A Practical Troubleshooting Guide for Maintenance Teams

That gravel-rattling sound is your pump eating itself. How to recognise cavitation, confirm it, and fix it without replacing the pump.

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Selection 5 min read

Self-Priming Pumps for Drum and Carboy Unloading: A Selection Checklist

Unloading barrels, drums and carboys looks simple until the pump loses prime mid-transfer. A field-tested checklist for getting it right.

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Maintenance 5 min read

Getting the Most from a Magnetic Drive Pump: Installation and Care Essentials

Seal-less pumps run for years when installed correctly — and fail in hours when they are not. The essentials our service team wishes every plant followed.

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