For nearly 30 years, Dafu has been focusing on technical research, production manufacturing, and market promotion of various pumps and motors, committed to becoming a pioneer in changing traditional water flow. In order to implement the strategy of developing the enterprise through science and technology, we have implemented modern production and management modes of the industry, conducted equipment renovation and process improvement continuously to improve product quality and production efficiency, and promote the comprehensive quality management to establish and improve the quality management system gradually for stabilizing and improving product quality, so as to provide customers with high quality products and thorough service.
Why Choose Us
Professional R&D Team
We have an excellent technology research and development team and type test laboratory of the industry nationwide , also has set up the Shangrao Enterprise Technology Centre and applied for more than 30 patents, which provides a reliable guarantee for product technology and core competitiveness enhancement of the company.
Quality Assurance
The company has passed ISO9001 quality management system certification, as well as other related product certificates such as CE, GS, EMC, ROHS, etc.
Rich Experience
We have 36 years experience sine our establishment in 1988,we are professional in producing and selling water pumps.Meeting the requirements of the product design and process, providing strict testing data.
Production Equipment
We have equipped with the most advanced CNC processing equipment for casting, CNC precision automatic lathe for shaft, UAS patent automatic machine for casting aluminum in rotor, automatic winding machine and other kinds of processing equipment at home and abroad.Our technicians will do regular scheduled maintenance on these machines to guarantee them work well.
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![Cast Iron Centrifugal Pumps]()
Cast Iron Centrifugal PumpsPump material: Brass impeller, AISI 304 shaft. Power: 0.3HP/0.5HP/1HP/1.5HP/2HP/3HP/4HP/5.5HP/7.5HP/10HP. Max Head: 42m. Max. liquid temperature: +60℃. Max.suction: +8 mread more -
![Centrifugal Pump for Home]()
Centrifugal Pump for HomePump material: Brass impeller, AISI 304 shaft. Motor: 100% copper wire. Speed of rotation: 2850rpm. Power: 0.5HP/1HP/2HP/3HP/4HP/5.5HP/7.5HP/10HP. Max Head: 42mread more -
![High Pressure Centrifugal Water Pump]()
High Pressure Centrifugal Water PumpPump material: cast iron, stainless steel, can be customized.. Motor: 100% copper wire. Pressure Max: 5~6 bar. Maximum discharge side pressure: ≤5.0MPa. Power: 0.37KW~45KWread more -
![High Volume Centrifugal Pump]()
High Volume Centrifugal PumpMax.suction: +8m. Cast iron pump body and support. Packing: export standard. MOQ: 20 set（Can be customized prototype first）read more -
![Centrifugal Force Water Pump]()
Centrifugal Force Water PumpPacking: export standard. Market: Middle East/ Africa/Asia/South America/Europe/North America. Warranty: 1 year. MOQ: 20 set（Can be customized prototype first）read more -
![Centrifugal Pump for Agriculture]()
Centrifugal Pump for Agriculture※ Two-pole induction motor(n=2850 r.p.m). ※ Insulation Class B. ※ Protection IP44. ※ Continuous service S1. ※ Thermal protector for single phaseread more -
![Centrifugal Pump for Hot Water]()
Centrifugal Pump for Hot WaterType: IRG/ISW. Guarantee period: 1years. Structure: Horizontal/vertical. Material: Cast iron/stainless steelread more -
![Centrifugal Pump Mini]()
Centrifugal Pump MiniDelivery date: Negotiable. Packing: export standard. Market: Middle East/ Africa/Asia/South America/Europe/North America. MOQ: 20 set（Can be customized prototype first）read more -
![Centrifugal Pump Wastewater]()
Centrifugal Pump Wastewater1. Non-clogging centrifugal sewage pump Industrial chemical sewage transport self-priming pump is specially designed for sewage, wastewater transport and treatment.. 2. Centrifugal sewage pump isread more -
![Centrifugal Tank Pump]()
Centrifugal Tank PumpDelivery date: Negotiable. Packing: export standard. Market: Middle East/ Africa/Asia/South America/Europe/North America. MOQ: 20 set（Can be customized prototype first）read more -
![Centrifugal Transfer Pump]()
Centrifugal Transfer PumpMaterial: cast iron. Voltage: can be customized to meet different needs.. Certification: our company has passed ISO9001 quality management system certification and holds other related productread more -
![Stainless Steel Centrifugal Water Pumps]()
Stainless Steel Centrifugal Water Pumps◆ Small size, light weight, high efficiency, energy saving.. ◆ The overflow section of stainless steel centrifugal water pumps is usually made of stainless steel material, such as 304 or 316read more
Advantages of Centrifugal Pumps
High-Efficiency
Centrifugal pumps are designed with impellers that create a centrifugal force, which imparts energy to the fluid. This hydraulic design allows for efficient fluid transfer with minimal energy losses. Due to their high efficiency, centrifugal pumps require less power consumption compared to other types of pumps. This results in significant energy savings, reducing operational costs and environmental impact.
Wide Range of Applications
Centrifugal pumps find applications in numerous industries, including water supply and treatment, irrigation, chemical processing, HVAC systems, power generation, and more. Their versatility makes them suitable for various fluid transfer tasks.
Simple and Compact Design
It feature a simple design consisting of an impeller, a casing, and inlet/outlet connections. This simplicity makes them easier to manufacture, install, and maintain.The compact size of centrifugal pumps allows for easy installation in confined spaces. They require less floor area, making them suitable for applications where space is limited, such as onboard ships or in compact industrial facilities.
Ability to Handle Different Pressures
Centrifugal pumps can handle both low and high-pressure operations. By adjusting impeller size, rotational speed, and design features, centrifugal pumps can be optimized to meet specific pressure requirements, offering flexibility in different applications.
Standard Centrifugal Pumps
Standard centrifugal pumps are a common fluid mechanical equipment. It uses centrifugal force to transport liquids such as water from areas of low pressure to areas of high pressure. It consists of impeller, pump casing, bearing, sealing device and other components.
High Volume Centrifugal Pump
It can be used to transfer clean water or other liquids similar to water in physical and chemical properties.It is suitable for lifting water from the well,sprinkling irrigation in garden,pressure boosting of running water,and supporting equipment etc.
Centrifugal Pump For Hot Water
Centrifugal pump for hot water apply to commercial buildings, family homes, heating and air-conditioning OEM, industrial boilers, irrigation and agriculture, industrial and urban water supply and drainage, high pressure water supply for high-rise buildings, garden sprinkler irrigation, fire pressurization, long-distance transportation, heating and air-conditioning refrigeration cycle, heating and heating cycle pressurization
Centrifugal Pump Mini
Centrifugal mini pump can Apply to Other, bio fuel industry, commercial buildings, industrial boilers, metal and equipment manufacturers, mining, washing and cleaning, wastewater transport and flood control, wastewater treatment, water distribution, water treatment solutions.
Centrifugal Tank Pump
Centrifugal pumps are widely used in building water supply, fire water, building water, agricultural irrigation, urban water supply and other fields. Centrifugal pumps can bring enough water pressure to the building to meet the requirements of fire response.
Centrifugal Transfer Pump
Centrifugal transfer pump is a kind of pump that utilizes the centrifugal force generated by the rotation of the impeller to transfer liquids. It has a simple structure, stable flow rate and easy maintenance.
Components of Centrifugal Pumps
Impeller: The impeller is a rotating component that is responsible for imparting kinetic energy to the fluid. It typically consists of curved vanes or blades that accelerate the fluid as it rotates. Impellers can be designed in different configurations, such as open, semi-open, or closed, depending on the application requirements.
Casing/Volute: The casing or volute is the stationary outer housing of the pump that encloses the impeller and directs the flow of fluid. It is shaped to gradually increase the cross-sectional area, converting the kinetic energy into pressure energy as the fluid exits the impeller.
Suction and Discharge Ports: These are openings in the pump casing through which fluid enters (suction) and exits (discharge) the pump. They are typically fitted with flanges or connections for attaching inlet and outlet piping.
Shaft: The shaft is the central rotating component of the pump that connects the impeller to the motor or drive unit. It transmits the rotational motion from the motor to the impeller, enabling fluid movement.
Bearings: Bearings support the shaft within the pump casing and allow it to rotate smoothly. They reduce friction and wear between the shaft and casing, enabling efficient operation and prolonging the life of the pump.
Seals: Seals prevent leakage of fluid from the pump and maintain pressure within the system. Common types of seals used in centrifugal pumps include mechanical seals, packing seals, and lip seals.
Wear Rings/Bushings: Wear rings or bushings are fitted between the impeller and casing to minimize friction and wear between these components. They help maintain the efficiency and performance of the pump by preventing contact between the rotating and stationary parts.
Casing Wear Rings: These are fitted on the inside of the pump casing to provide a clearance gap between the impeller and casing. They help reduce wear and improve pump efficiency by minimizing recirculation and turbulence within the casing.
Stuffing Box: In pumps using packing seals, the stuffing box is a chamber located around the shaft where packing material is inserted to create a seal. It allows for adjustment and replacement of the packing to control leakage.
Drive Unit: The drive unit, typically an electric motor or engine, provides the power necessary to rotate the pump shaft and impeller, thereby generating fluid flow.
Applications of Centrifugal Pumps
Applications of Centrifugal Pumps in the Chemical Industry
Centrifugal pumps are an essential part of the chemical industry, used for transferring various corrosive, hazardous, and highly viscous fluids from one area to another. Centrifugal pumps work by using a rotating impeller that creates centrifugal force, which, in turn, moves different kinds of liquids through the pump.
Applications of Centrifugal Pumps in the Water Treatment Industry
Centrifugal pumps play an important role in the water treatment industry. They are used to move treated water from its source to where it needs to be. Additionally, centrifugal pumps can also help create a pressure balance when dealing with irregular flows.
Applications of Centrifugal Pumps in the Water Treatment Industry
Centrifugal pumps play an important role in the water treatment industry. They are used to move treated water from its source to where it needs to be. Additionally, centrifugal pumps can also help create a pressure balance when dealing with irregular flows.From wastewater treatment plants to marine industries, centrifugal pumps offer increased flow rates and energy efficiency. Due to their heavy-duty construction and design, they work well for continuous operations over long periods of time.
Applications of Centrifugal Pumps in the Oil and Gas Industry
Centrifugal pumps are extremely effective components of energy production and transportation in the oil and gas industry, with countless applications related to controlling the flow rate, volume, and pressure. These types of pumps are particularly well-suited for transferring crude oil and other hydrocarbons due to their ability to handle high flow rates at relatively low operating costs.
Applications of Centrifugal Pumps in the Food Processing Industry
The use of centrifugal pumps in the food processing industry is wide-reaching and critical to the success of many production operations. Centrifugal pumps are used to transfer and process large quantities of liquid during cooking, packaging, or cleaning processes. In order to ensure that the food produced is safe and unspoiled, these pumps play an important role by handling liquids at a precise temperature and pressure in a controlled environment.
FAQ
We're professional centrifugal pumps manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy high-grade centrifugal pumps from our factory.
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