AODD Pump Blog
Working principles, material guides, sizing and maintenance knowledge for pumps and parts buyers.
Pump Basics
How Does an AODD Pump Work? Working Principle Explained
The 4-step operating cycle, the air distribution valve, and the specs that matter. No electricity, no seals — here’s why AODD pumps are industrial workhorses.
2026-08-24·8 min
Parts Guide
AODD Pump Diaphragm Materials: PTFE vs Santoprene vs Neoprene vs Viton vs EPDM
Compare chemical resistance, temperature ranges and best applications for the five common diaphragm materials — with a selection table and quick rule.
2026-08-24·9 min
Buying Guide
How to Choose an AODD Pump: 5-Step Selection Guide
Fluid analysis, wetted material, sizing by flow, air supply check and special requirements — with a quick sizing table and spec checklist.
2026-08-24·10 min
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