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The actual suction head and flow rate of the self-priming pump
A typical self-priming pump has a suction lift of 3-6 meters, with higher suction lifts reaching around 7-8 meters. The highest head for a self-priming pump is 80 meters. Some smaller pumps can reach over 100 meters, but their flow rate is relatively low.
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2025.08
Key parts and circulation system of self-priming pump
Self-priming pumps have a certain degree of self-priming capability, allowing them to start easily and maintain normal operation while still priming water. Most self-priming pumps currently manufactured are centrifugal pumps. Depending on how they self-prime, self-priming pumps can be categorized into various types, including externally mixed self-priming pumps, internally mixed self-priming pumps, and self-priming pumps with a vacuum pump providing the power themselves.
25
2025.08
Precautions for starting and stopping self-priming pumps
Many users don't understand the importance of starting a corrosion-resistant self-priming pump and shutting it down after use.
27
2025.08
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