Ball or flap valves? Start with the solids
Particle size, settling behavior and valve construction belong in the same selection conversation.
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Practical ideas for pump selection, performance and maintenance. Technical perspectives and updates from WILLEE.
NPT, BSP and flanges: identify the connection before ordering
A matching nominal size does not establish that two connections will fit or seal correctly.
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When should you add a pulsation dampener?
Look at what the downstream process needs before adding an accessory to the discharge line.
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A direct route to pump and parts enquiries at WILLEE
Contact WILLEE in Shanghai with your application or complete pump code. Here is how to make the first conversation productive.
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Plan diaphragm pump maintenance from the model code
Organize the right manual, model information and replacement-part references before maintenance is scheduled.
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Beyond port size: a more useful way to compare pump offers
For industrial buyers, a comparable quotation needs more than a nominal diameter and a brand name. Make the configuration visible.
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Maximum flow is a configuration rating, not your duty point
One pump family can have several flow ratings. The WILDEN PS4 metal family shows why the diaphragm configuration belongs beside the number.
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Five inputs that make diaphragm pump selection clearer
A useful pump inquiry starts with operating conditions. Here is the information that helps turn a broad request into a workable shortlist.
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