Name: ZX Self-Priming Pumps
Brand: Shijiazhuang First Pump Factory Co., Ltd.

ZX Self-Priming Pumps

The ZX Series is a horizontal self-priming centrifugal pump engineered for high efficiency, reliable operation, and exceptional ease of use. Its core innovation is a unique hydraulic design that generates a powerful axial vortex, enabling rapid self-priming without the need for a bottom valve.

This key feature significantly simplifies the piping system, reduces installation costs, and facilitates easier maintenance. The pump is further characterized by its compact structure, high flow rate, and smooth, low-vibration operation, making it a robust and versatile solution for a wide range of applications.

Key Features & Advantages of ZX Self-Priming Pumps

Rapid Self-Priming & High Flow: Utilizes a unique axial vortex action to create a vacuum for quick self-priming without a bottom valve, delivering a larger flow rate than pumps of a similar inlet diameter.
Robust and Simple Construction: The durable internal check valves enhances reliability and extends service life.
Material Versatility: Available in a variety of wetted parts materials, including cast iron, 304 stainless steel, and 316L stainless steel, to handle different media.
Clog-Resistant Design: The fully open flow passage and unique impeller chamber design make it ideal for handling liquids with suspended fibers and slurries.
Operational Simplicity: Requires only an initial charge of liquid in the pump casing to start. Its simple structure ensures long, trouble-free service life.

Product Decomposition of ZX Self-Priming Pumps

Technical Parameters of ZX Self-Priming Pumps

Flow Rate	3 - 800 m³/h
Head	12 - 80 m
Efficiency	45% - 65%
Motor Power	2.2 - 55 kW
NPSH Required	2.0 - 6.0 m

Applications of ZX Self-Priming Pumps

The ZX pump is suitable for a wide range of applications across multiple industries, including:

Municipal water supply, firefighting, building services, and environmental protection.
Industrial fluid transfer in chemical, pharmaceutical, dyeing, power, plating, papermaking, textile, and mining sectors.
Agricultural irrigation, spray washing, and pesticide application.
Transporting clear water, seawater, mild acidic/alkaline chemical media, and general slurries (with viscosity ≤100 cP and solid content ≤30%).
An ideal feed pump for all models of filter presses.