Technical Articles
DESMI ROTAN Pump Selection Guide: GP, HD, PD, CD or ED?
Compare DESMI ROTAN GP, HD, PD, CD and ED internal gear pumps by liquid, viscosity, material, sealing, temperature and leakage risk.
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Pump Selection & Maintenance Guides
Practical guidance on pump selection, configuration checks, troubleshooting and spare-part identification.
Technical Articles
Grundfos CR vs CRE: How to Choose the Right Vertical Multistage Pump
Compare Grundfos CR and CRE vertical multistage pumps by duty point, external or integrated speed control, installation, materials and enquiry data.
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How to Size an AODD Pump for Flow, Pressure, Suction and Solids
Size an AODD pump from the real operating point, fluid properties, suction conditions, solids passage and available compressed air—not the port diameter alone.
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AODD Pump Diaphragm Material Selection: PTFE, EPDM, NBR or TPE?
Choose an AODD pump diaphragm by checking the exact fluid, concentration, temperature, solids, cycle rate, hygiene requirements and total maintenance cost.
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WILDEN Air Kit vs Wet Kit: How to Match the Correct Repair Kit
Identify the correct WILDEN air-side or wet-side repair kit from the complete item number, pump generation, materials, symptoms and service conditions.
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How to Select a WILDEN AODD Pump for Chemical Transfer
Select a WILDEN AODD pump by checking chemical compatibility, flow, pressure, solids, suction conditions, air supply and total ownership cost.
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