Self-Priming Pumps for Sale | Efficient Slurry Pump by Eddy Pump

09, Jun. 2025

 

Self-Priming Pumps for Sale | Efficient Slurry Pump by Eddy Pump

Dredge Manufacturer EDDY Pump

Benefits and Technology Overview

Pass solids from 1-12 inches (rocks, rags, debris). The EDDY Pump’s open rotor design with high tolerances allow anything that will go into the intake to be passed through the discharge without issues.

SUNBO PUMP supply professional and honest service.

Tolerance between the rotor and the volute in the 4″ EDDY Pump easily allows the passage of a man’s arm (*see picture below). Compared with the tolerance in a centrifugal pump, the EDDY Pump easily wins. Pump Range spans 1-inch through 12-inch EDDY Pump line, the tolerance ranges from 1-12 inches.

This translates to a significant amount of solids and debris pass through, without clogging the pump.  To learn more about the technology behind our pumps continue reading Here.

Permitting and Regulations

Dredging projects are subject to various established regulations and permitting requirements. Our team is well-versed in the regulatory framework governing dredging operations and can assist project owners in obtaining the necessary permits and approvals. We ensure that our clients comply with all relevant laws and regulations, minimizing the risk of problems, delays, fines, or legal repercussions. By staying informed about the latest regulatory changes, we help our clients navigate the permitting process smoothly and efficiently.

The core of this design is the patented EDDY Pump technology, which does differ to both that of a regular self priming centrifugal pump and a positive displacement pump. The design redefines the pumping industry by being the only pump that utilizes the principles of a tornado to create a synchronized eddy current from initial priming. This pump is not a self priming centrifugal pump, positive displacement, or vortex pump but instead the most highly efficient high solids and high specific gravity pump on the market.

An ideal system for pumping the most viscous and heavy suspended solids without clogging or having significant downtime due to a run dry situation. Lower downtime and maintenance issues versus conventional positive displacement or self priming centrifugal pumps will save your project money. Pump size options range from the 2-inch slurry pump to a 12-inch option. Our system handles pumping distances over feet to the tank and production rates up to GPM from the suction and discharge sides.

EDDY Pump Corporation is a state-of-the-art pump manufacturer and a constant presence in US and international based dredge engineering. We are committed to providing the best technology and service to our clients, from start up to project end. Our process pumps are inside all of the equipment featured here.

We are a US dredge equipment and commercial slurry pump manufacturer. Only EDDY Pump equipment is sold here, ensuring you always find the right pump for the job.

EDDY Pumps patented pump technology outperforms all centrifugal, vortex and positive displacement pumps in a variety of the most challenging pumping applications, especially pumping applications moving 40-70% solids from one storage vessel to another reservoir or tank. Our pump design allows for longer intervals between maintenance, which translates to increased output, uptime, and higher profits. Learn more about our products below, and pick a product line that fits your project needs.

Call us at 619-404- if you need assistance.

What is a self-priming slurry pump?

A self-priming slurry pump is designed to handle slurries (mixtures of solids and liquids) and prime itself without external assistance, eeven during intermittent operations. This means it can evacuate all the air from the suction line and begin pumping without the need for a manual priming cycle. Even when pumping water or other liquids, the ability to evacuate air bubbles to keep air pockets from creating an air bound situation is very key.

How does a self-priming slurry pump work?

Self-priming slurry pumps utilize a combination of centrifugal force and air/water separation to achieve self-priming. When the pump is started, the impeller rotates, creating a centrifugal force at the suction side that pushes the slurry toward the discharge port. Simultaneously, air present in the suction line is expelled through the discharge port, allowing the pump to prime itself.

What are the advantages of using a self-priming slurry pump?

The main advantages of self-priming slurry pumps include:

  • Elimination of manual priming, reducing downtime and labor costs.
  • It is versatile in applications, as it can handle slurries with high solid content without clogging.
  • Ability to operate in environments where suction lift is required, such as dredging operations or pumping from pits and sumps.

What types of applications are self-priming slurry pumps suitable for?

Self-priming slurry pumps are ideal for a wide range of applications, including:
Dredging: Removing sediment, sand, and debris from bodies of water or a reservoir.
Mining: Transferring abrasive slurries containing minerals and ores.
Construction: Pumping slurry mixtures during tunnelling, excavation, and foundation work.
Industrial: Handling wastewater, sludge, and other challenging fluids in various industry process lines.

Can self-priming slurry pumps handle abrasive materials?

Yes, self-priming slurry pumps are specifically designed to handle abrasive materials such as sand, gravel, and rocks, something that differentiates it from a regular self priming centrifugal pump. Their robust construction, including wear-resistant materials and heavy-duty components throughout the pump body, allows them to withstand the erosive effects of abrasive slurries.

How do I determine the right size and type of self-priming slurry pump for my application?

Selecting the appropriate self-priming slurry pump involves considering factors such as the type and characteristics of the slurry, required flow rate, discharge pressure, and operating conditions. Consulting with a pump expert or utilizing sizing tools provided by manufacturers can help determine the most suitable pump for your specific application.

What maintenance is required for self-priming slurry pumps?

Routine maintenance for self-priming slurry pumps typically includes inspecting and replacing worn parts such as impellers, liners, and seals as needed. It’s also essential to monitor pump performance regularly, check for liquid leaks under high pressure, and lubricate moving parts according to the manufacturer’s recommendations. Regular maintenance helps ensure optimal pump performance and extends its service life.

Are self-priming slurry pumps environmentally friendly?

Self-priming slurry pumps can be designed and operated in an environmentally friendly manner by employing features such as efficient hydraulic designs, energy-saving motors, and using environmentally friendly lubricants. Additionally, proper maintenance and responsible disposal of any hazardous materials used in the pumping process contribute to minimizing environmental impact.

Can self-priming slurry pumps be customized for specific applications?

Yes, many manufacturers offer customization options for self-priming slurry pumps to meet the unique requirements of different applications. This may include modifications to construction materials, pump configuration, and accessories such as control panels, instrumentation, and specialized coatings for enhanced wear resistance. Discussing your specific needs with a pump supplier can help you tailor a solution to fit your application.

What are priming pumps used for?

Priming pumps are used to remove air or gas from the suction line of a pump, allowing it to effectively draw in and pump fluid. This process is essential for ensuring efficient operation, particularly in situations where the pump is located above the level of the fluid being pumped.

How does a self-priming pump work?

A self-priming pump utilizes a unique design that allows it to automatically prime itself without needing external priming assistance. This is achieved through a combination of air-water separation and centrifugal force, which expels air from the suction line and creates a vacuum to draw in fluid.

For more middle duty slurry pumpinformation, please contact us. We will provide professional answers.

What are the advantages of self-priming pumps?

Self-priming pumps offer several advantages, including:

  • Elimination of the need for manual priming, reducing downtime and labor costs.
  • Versatility in application, as they can handle fluids with high gas content or intermittent flow conditions.
  • Ease of installation and operation, particularly in remote or hard-to-reach locations.
  • Enhanced reliability and efficiency compared to non-self-priming pumps.

Is a self-priming pump a centrifugal pump?

Yes, self-priming pumps are a type of centrifugal pump. They utilize centrifugal force generated by an impeller to impart kinetic energy to the fluid, creating pressure and facilitating pumping action.

What type of pump is self-priming?

Self-priming pumps can be classified as centrifugal pumps. However, they feature specialized designs and components that enable them to prime themselves automatically.

Where are self-priming pumps used?

Self-priming pumps are used in various applications across industries, including:

  • Wastewater treatment

  • Irrigation and agriculture

  • Marine and offshore

  • Construction and dewatering

  • Industrial processes

  • Mining and mineral processing

What are the parts of a self-priming pump?

The main components of a self-priming pump typically include:
Impeller: Rotating component that imparts kinetic energy to the fluid.
Casing: Enclosure that houses the impeller and volute, directing fluid flow.
Volute: Shaped chamber that converts kinetic energy into pressure.
Suction and discharge ports: Inlet and outlet connections for fluid entry and exit.
Priming chamber: Section of the pump where air-water separation occurs during priming.
Check valve: Prevents backflow of fluid into the suction line.

How many types of pump priming are there?

There are several types of pumps priming methods, including:
Manual priming: Using external means such as a hand pump or vacuum removes air from the suction line.
Automatic priming: Utilizing built-in mechanisms within the pump to expel air and prime itself automatically.
Continuous priming: Maintaining a primed state during operation, ensuring uninterrupted pumping.

Do all pumps need priming?

No, not all pumps require priming. Some pumps, such as submersible or positive displacement pumps, operate below the fluid level and do not require priming. However, priming is necessary to initiate pumping action effectively for pumps located above the fluid level or in situations where air may enter the suction line.

Advice On Choosing The Right Effluent Pump - Nevada

Your choice of effluent pump can make or break the functioning of your effluent system. With a lot of pumps to choose from, and manufacturing improvements, we’re often called for advice on which pump is going to be best to get the job done. So here’s what we recommend…

When Electric Is Best

Electric pumps are our first recommendation if your pump is just servicing the one effluent pond/tank, and you’re able to get electricity running down to the storage area. We recommend electric pumps because they are easy to automate and have much lower running costs then diesel and PTO pumps. They also provide a good flow in the range of 18,000 to 36,000 litres per hour, ideal for in-ground systems with most effluent irrigators.

The two most common types of electric effluent pumps are floating centrifugal and shore mounted progressive cavity (PC) pumps. Where centrifugal pumps were once the ‘go to’ option, recent improvements to the geometry and quality of PC pumps has made them the preferred choice for safety, reliability and consistency.

A good quality progressive cavity effluent pump will provide a consistent flow of effluent to the irrigator regardless of where it is situated on the farm. Dairy farmers who’ve installed PC pumps confirm the output is the same whether they are pumping short or long distance, over flat or elevated land. PC pumps have a low horsepower requirement making them more efficient to run. They are also less expensive to install and are self-priming when set up correctly. Being shore mounted they are the best choice for safety and maintenance as there is no need to enter the pond.

Centrifugal pumps are still a good option, however compared with a good PC pump they require a higher power input and more control mechanisms to achieve the same level of consistency. While reliable, as they require more complicated mechanics there is a higher risk of complications. In terms of safety, centrifugal pumps can be shore mounted, but will require some form of priming. Alternatively a PondBoom™ is recommended for floating centrifugal pump setups so that the pump can be safely brought to shore for maintenance without the need to enter the pond.

PTO & Diesel Powered Effluent Pumps

A well chosen PTO or diesel powered effluent pump will deliver high volume and high pressure ideal for use with multiple irrigators or draghose type systems. Since they are portable and don’t require electricity to run, they’re ideal for use over multiple ponds or if an electric pump is not an option.

Smaller PTO pumps are usually recommended for small to medium farms where an electric pump is not an option. Large diesel-powered pump kits are often required for large, multi-pond farms and contractors where high output is desired. These large diesel pump kits can deliver 10x the output of an electric pump.

It is important to note when selecting a pump that high horsepower does not equal high pressure. Effluent pumps must be both high pressure and high volume to be able to reliably pump effluent through a pipeline. It is always recommended to check with a specialist to make sure the pump you choose will have the correct pressure and volume to suit your requirements.

If you are looking for more details, kindly visit mission magnum pumps.