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Fluoroplastic Self Priming Pump

Self-Priming Pump for Flexible Installation

Fluoroplastic Self Priming Pump
Self Priming Pumps

Fluoroplastic Self Priming Pump

Self-Priming Pump for Flexible Installation

The Fluoroplastic Self Priming Pump is a self-priming pump designed for flexible installation without foot valves, ideal for chemical transfer, mobile applications, and underground tank emptying. It features stable priming performance and easy maintenance.

Category: Self Priming Pumps

Product Specifications

Flow Rate1 - 50 m³/h
Head10 - 50 m
Power0.75 - 15 kW
Speed1450 / 2900 rpm
Casing MaterialFluoroplastic (F46/PFA)
Impeller MaterialFluoroplastic Alloy
Self Priming Height3 - 5 m
Max Temperature100 °C
Max Pressure0.6 MPa
Seal TypeMechanical Seal
StandardIndustrial Standard

Product Description

The Fluoroplastic Self Priming Pump combines self-priming capability with fluoroplastic (F46/PFA) wetted construction for highly corrosive chemical applications. Its integrated priming chamber eliminates the need for foot valves and external priming, while the non-metallic lining withstands strong acids and oxidizing agents. The pump handles flow rates from 1 to 50 m³/h at heads to 50 m and temperatures to 100°C. Suitable for chemical transfer, acid loading, and installations where suction line priming is impractical.

Applications

  • Corrosive chemical transfer
  • Acid and alkali handling
  • Electroplating solution
  • Chemical dosing systems
  • Wastewater treatment
  • Laboratory chemical supply

Quality Assurance

All Fluoroplastic Self Priming Pumps are manufactured under ISO 9001 quality management system. Each pump undergoes rigorous testing including hydrostatic pressure test, performance test, NDT inspection, and dynamic balance verification before shipment. We provide comprehensive documentation including test reports, material certificates, and operation manuals.

Why Choose Our Self Priming Pumps

Forced Circulation Design

Low-NPSH high-flow centrifugal pump specifically for evaporator, crystallizer, and reboiler forced circulation service in chemical and food processing.

Low NPSH Requirement

Large-eye impeller and optimized suction geometry provide NPSHr as low as 1.5m, suitable for boiling liquids near vapor pressure.

High Flow Capacity

Flow rates up to 3,000 m³/h at low head 5-30m, ideal for large-volume circulation in evaporation and crystallization systems.

Corrosion-Resistant Options

Available in 316L, duplex, 254 SMO, and titanium for corrosive hot liquid circulation in chemical and mineral processing.

Key Features

Self-priming up to 6-8 meters suction lift
No foot valve required
316L stainless steel or fluoroplastic lined
Large priming chamber for fast priming
Mechanical seal with oil bath
Portable and flexible installation

Frequently Asked Questions

What is a fluoroplastic self-priming pump?

It combines self-priming capability with PTFE/PFA fluoroplastic lining for universal chemical resistance. It can prime itself from up to 5-8m suction lift without external priming.

How does a self-priming pump work?

It retains a reservoir of fluid in the casing. On startup, the impeller mixes air with the retained fluid, creating a froth that is discharged, gradually pulling fluid up the suction pipe until fully primed.

What suction lift can fluoroplastic self-priming pumps achieve?

Standard models achieve 5-6m suction lift at sea level. High-efficiency models can reach 8m. Actual lift depends on fluid vapor pressure, temperature, and altitude.

Can self-priming pumps run continuously once primed?

Yes, once primed they operate like standard centrifugal pumps. The self-priming feature only activates during startup or after a suction line drain-down.

Selection Guide

✅ When to Choose This Pump

  • Portable chemical transfer and drum emptying
  • Applications with frequent suction line changes
  • Above-ground tanks with suction lift needed
  • Temporary or mobile pumping stations

⚠️ When NOT to Choose

  • Continuous 24/7 critical service
  • High-pressure requirements above 60m
  • Very low NPSH hot fluid service
  • Highly abrasive slurries

💡 Common Selection Mistakes

  • Not maintaining priming fluid level
  • Using with suction lift exceeding 8m
  • Ignoring check valve in discharge line
  • Running dry for extended periods

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