Piston Pump

Your Professional Piston Pump Supplier

 

 

Ningbo Hyleman Hydraulics Co., Ltd is a scientific and innovative company integrating R & D, production, sales and service of high-quality hydraulic pumps, motors, gear reducers and other hydraulic products.Hyleman mainly supply A10V, A4V, A4VG, A11V, A15V, A20V,A2FO,A2FM, A6VM, PV, PVP, PVAC, PVB, PVQ, PVH series piston pumps and motors ; T6,T7,V,VQ, M5A, M5B, M4C, M4D, M4E, 25M, 35M, 45M, 50M series vane pumps and motors;C101/102, G101/102, PGP/PGM, 30/31,50/51, 75/76 series gear pumps and motors.

 

Why choose us

QUALITY ASSURANCE

Through the honing and innovation of Hyleman people, Hyleman series products can not only perfectly replace the original products, but also realize the seamless exchange and connection of all the parts.

GOOD SERVICE

Hyleman are devoting to provide our clients with the best quality products, and the comprehensive solutions of hydraulics.

PRODUCT APPLICATION

Hyleman series products are widely used in engineering machinery, plastic machinery, metallurgical machinery, environmental sanitation machinery, mining machinery, marine machinery, packaging machinery, port machinery and various hydraulic equipment, which are highly praised by clients.

PRODUCT EXPORT

Through the honing and innovation of Hyleman people, Hyleman series products can not only perfectly replace the original products, but also realize the seamless exchange and connection of all the parts. Hyleman products have been exported to more than 70 countries and regions around the world.

 

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Piston Pump

A piston pump is a mechanical device used to move liquids or fluids by harnessing the reciprocating motion of pistons. These pistons move within a cylinder, creating positive pressure and generating a continuous flow of liquid. Piston pumps are commonly used in various industrial applications, thanks to their ability to handle high pressures and offer precise flow control.

John Blue Piston Pump

 

 

Specifications

 

 

Specifications

 

Displacement (cm3/rev)

19, 32, 45, 63, 80, 140, 250

Type of construction

Pump for open circuit with various control devices

Weight [kg (lb)]

22 (49) to 236 (521)

Inertia [kg/cm2 (lb/in2)]

17.7 (6.0) to 1555.0 (531.4)

Ambient temperature range [°C (°F)]

-15 to +60 (+5 to +140)

Maximum speed [min-1] at inlet pressure 1 bar (14.5 psi) abs.

1,850 to 2,900

Maximum operating pressure [bar (psi)] medium pressure series (RKP 19, 32, 45, 63, 80 and 140)

280 (4,000)

Maximum operating pressure [bar (psi)] for high pressure series (RKP 19, 32, 63, 80, 140, 250)

350 (5,000)

 

Types of Piston Pumps and Their Applications
 

Overview of Various Piston Pumps:
Piston pumps come in several types, each tailored to specific industrial needs. Each model of piston pump is tailored to specific industrial needs and applications. The primary types include:

 

Hydraulic Piston Pump:
Hydraulic piston pumps are integral to hydraulic systems, converting mechanical energy into hydraulic energy. They are commonly used in construction machinery, industrial equipment, and aviation due to their ability to deliver high-pressure and precise fluid control. These pumps are characterized by their robust design, which allows them to operate efficiently under extreme conditions.

 

Piston Water Pump:
Piston water pumps are designed specifically for water transport and distribution. They are widely used in agricultural irrigation, municipal water systems, and various industrial processes where large volumes of water need to be moved efficiently. These pumps are valued for their reliability, ease of maintenance, and ability to handle different water qualities. For effective operation, piston water pumps typically require a flooded suction to ensure high performance and prevent issues like cavitation.

 

Radial Piston Pump:
Radial piston pumps feature pistons arranged radially around a central drive shaft. This design allows for compact construction and high-pressure capabilities, making these pumps suitable for automotive, aerospace, and high-pressure hydraulic systems applications. Their unique configuration ensures efficient fluid displacement and smooth operation even at high pressures.

 

Rotary Piston Pump:
A rotary piston pump is a specialized type of positive displacement pump that utilizes a rotor to move fluid through the pump. Unlike traditional piston pumps that rely on a reciprocating motion, rotary piston pumps employ a rotor driven by an electric motor or another prime mover. As the rotor moves in a circular motion, it creates suction at the inlet valve and discharge at the outlet valve, effectively moving the fluid through the system.

 

Materials of Piston Pump

The materials used to design the piston-pump mainly depend on the application of a pump. The casing and cylinder materials must have sufficient strength as well as they have to hold up adjacent to the operating environment conditions. Materials to get in touch with the pumped media require to resistant for any rust-induced with the liquid. Some type of materials used in this pump is discussed below.

Cast iron offers high tensile power, robustness, and scratch resistance equivalent to high force ratings.

Stainless steel alloys and steel give safety against rust and chemical and they have superior tensile powers compare with plastics, equivalent to superior pressure ratings.

A17fo A17fno Piston Pumps Hydraulic Pumps

Plastic materials are cheap as well as offer a wide resistance toward rust as well as chemical attack.

Other types of materials used to design the pump mainly include aluminum, brass, bronze, ceramics, and nickel-alloy.

Here are some specific examples of how piston pumps are used:

Oil and Gas Industry:

Piston pumps are often used in the oil and gas industry to transfer fluids such as crude oil, natural gas, and drilling mud. They are also used in hydraulic fracturing (fracking) operations to inject fluids into wells at high pressure. Piston pumps can handle high-viscosity fluids and can operate at high pressures, making them well-suited for these applications.

 

 

 

Chemical Processing:

Piston pumps are used in the chemical processing industry to transfer a wide range of fluids, including acids, solvents, and polymers. They are also used in the production of pharmaceuticals, cosmetics, and other chemical products. The precise metering capabilities of piston pumps make them ideal for applications that require accurate and consistent dosing of chemicals.

Food and Beverage Production:

Piston pumps are used in the food and beverage industry to transfer liquids such as fruit juice, milk, and beer. They are also used in the production of sauces, condiments, and other food products. Piston pumps can handle viscous fluids and can be designed to meet strict hygiene standards, making them suitable for use in food and beverage production facilities.

Water Treatment Facilities:

Piston pumps are used in water treatment facilities to move water through various stages of the treatment process, including filtration, disinfection, and distribution. They are also used in the production of wastewater treatment chemicals, such as flocculants and coagulants. The high-pressure capabilities of piston pumps make them well-suited for these applications.

Automotive and Aviation:

Piston pumps are used in automotive and aviation applications to provide hydraulic pressure for brakes, steering systems, and landing gear. They are also used in fuel injection systems in some aircraft engines. The compact size and high-pressure capabilities of piston pumps make them ideal for these applications.

 

 

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FAQ

 
 

Q: How reliable is a piston pump?

A: This mechanism allows for precise fluid flow and pressure control, making hydraulic piston pumps ideal for applications requiring high power density and accurate fluid delivery. Their efficiency is further enhanced by their ability to maintain consistent pressure and flow rates, even under varying load conditions.

Q: What is the difference between a piston pump and a regular pump?

A: The primary difference between a gear pump and a piston pump is how they are designed. While both pumps need hydraulic fluid to generate mechanical power, a piston pump uses a piston to move liquid throughout the pump valves, while a gear pump uses cogs to move fluid throughout the pump.

Q: Are piston pumps expensive?

A: Hydraulic piston pump prices vary based on a variety of factors and typically range from a few hundred dollars to a few thousand dollars.

Q: What is the difference between a piston pump and a centrifugal pump?

A: Unlike centrifugal pumps, which rely on rotation, reciprocating pumps utilise a piston, diaphragm or a plunger to displace the fluid in a controlled manner. This reciprocating action creates a pressure differential that draws in the fluid on one stroke and then pushes it out on the return stroke.

Q: Do you have to prime a piston pump?

A: In extreme situations, if the pump discharge check valve is spring loaded and the piston size is 3/8” or ¼”, it may be necessary to remove the discharge check valve and fill the head with liquid. Reinstall the discharge check valve and the pump should then prime on its own.

Q: Can a piston pump run backwards?

A: In general, hydraulic pumps are not designed to run backwards. Running a hydraulic pump backwards can cause damage to the pump and the hydraulic system it is a part of. The direction of the pump's rotation is typically determined by the design of the pump and the direction of the input shaft or motor.

Q: What would happen if you blocked the outlet of a piston pump?

A: If a pump outlet was completely blocked off, the pressure of the system inside the pump would be so great that damage could be caused to the pump itself. The physics of hydraulic systems are all based off Pascal's Law - click here to learn more about the calculations and formulas used in hydraulics.

 

As one of the most professional piston pump manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to wholesale high-grade piston pump made in China here from our factory. Piston Pumps Hydraulic Pumps, Piston Motor PUMP Rexroth, A2FM

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