Are you in the market for a diaphragm pump and feeling overwhelmed by the options? You’re not alone! With numerous factories in China producing these essential devices, it’s crucial to know which ones stand out. By comparing the top diaphragm pump factories, you can ensure quality, reliability, and value for your investment. Imagine having the peace of mind that comes from choosing the best manufacturer for your needs. Ready to discover the leading players in the industry? Let’s dive in and explore the top diaphragm pump factories in China together!

China Diaphragm Pumps Manufacturer, Diaphragm Pump Supplier – saiken pumps

Product Details: Various Air Operated Double Diaphragm Pumps (AODD) made from materials like Cast steel, Aluminum, PP, Stainless steel, and PVDF. Available in different sizes and flow rates.

Technical Parameters:
– Max Flow: 100gpm (378.5Lpm)
– Fluid Inlet Size: 2inch / 50 mm

Application Scenarios:
– Chemical processing
– Fluid transfer in industrial applications

Pros:
– Versatile material options for different applications
– High flow rates suitable for various tasks

Cons:
– Potential for wear and tear in harsh environments
– Requires regular maintenance for optimal performance

China Diaphragm Pump Suppliers & Manufacturers & Factory – KOEO

Product Details: Diaphragm Pump

Technical Parameters:
– Material: Cast iron, aluminum, engineering plastics
– Self-priming, can handle various flow media

Application Scenarios:
– Waste water and sewage treatment
– Chemical and ceramic industries

Pros:
– Versatile fluid handling capacities
– Durable and rugged design

Cons:
– Potential for wear on diaphragm over time
– May require regular maintenance

China Diaphragm Pump Manufacturers – Suzhou Ethonhuk Industrial Equipment Co., Ltd

Product Details: Diaphragm Pump

Technical Parameters:
– Max. particle size: 6mm
– Max. flow capacity: 50m3/h
– Max. head: 84m
– Max. air supply pressure: 8.4bar
– Max. self-priming: 8m
– Inlet/outlet diameter: φ10mm (3/8″), φ15mm (1/2″), φ25mm (1″), φ40mm (11/2″), φ5…

Application Scenarios:
– Industrial fluid transfer
– Chemical processing

Pros:
– High flow capacity
– Self-priming capability

Cons:
– Limited particle size handling
– Pressure limitations

Diaphragm Pumps From Manufacturer Supplier China – Shinjo

Product Details: Diaphragm Pumps from Shinjo, available in various materials and sizes, designed for positive displacement pumping.

Technical Parameters:
– Material: Stainless Steel, Cast Iron, Aluminium alloy, Fluoroplastic, PTFE, PFA
– Size: 1/2 Inch-4 Inch, DN10mm-DN100mm, Flow Rate: 0 – 30 (m3/h), Lift Head: 0 -…

Application Scenarios:
– Chemical processing
– Water treatment

Pros:
– Generates a hermetic seal, preventing lubricant contamination
– Versatile materials and sizes for various applications

Cons:
– Potentially higher maintenance due to moving parts
– May require specific conditions for optimal performance

China AOBL Air Operated Diaphragm Pump Manufacturer

Product Details: AOBL kes20 series Air Operated Diaphragm Pump, suitable for various corrosive and high-viscosity liquids.

Technical Parameters:
– Available in PP and PVDF plastic, sizes from 1/4″ to 3″.
– High temperature wax precision casting for stainless steel models.

Application Scenarios:
– Water treatment: lime slurry, sewage, chemicals.
– Petrochemical Industry: crude oil, heavy oil, grease.

Pros:
– Can handle a wide range of corrosive and viscous liquids.
– Flexible installation with three-section manifold design.

Cons:
– Limited size options for certain materials.
– Potential for high air consumption in some models.

China Diaphragm Pump Suppliers and Manufacturers – NOVIA TOOLS

Product Details: Air Operated Diaphragm Pump for Paint Ink, suitable for various corrosive and high viscosity liquids.

Technical Parameters:
– Corrosion resistance
– High temperature resistance

Application Scenarios:
– Fluid transfers for corrosive liquids
– Transfer of high viscosity and volatile liquids

Pros:
– Strong suction
– Easy installation

Cons:
– Noisy operation
– Potential for sparks

China Diaphragm Pump Manufacturers & Suppliers & Factory – WASSERMANN

Product Details: Diaphragm Pump Model: DDP-2, Brand: WASSERMANN, Usage: Clean water, Packing: Carton

Technical Parameters:
– Compact design
– Built-in pressure switch

Application Scenarios:
– Liquid transfer
– Spraying
– Circulation
– Filtration
– Dispensing

Pros:
– Self-priming
– Can run dry without harm

Cons:
– Limited to clean water usage
– Potentially less efficient for large volumes

China Air Operated Double Diaphragm Pump Manufacturers, Suppliers, Factory – Yonjou

Product Details: Air Operated Double Diaphragm Pump – YONJOU QBK series, an air-operated, positive displacement, self-priming pump.

Technical Parameters:
– Model: QBK10, Size: 10mm, Max Capacity: 1.5 M3/h, Max Pressure: 80 PSI, Max Air…
– Model: QBK15, Size: 15mm, Max Capacity: TBD, Max Pressure: TBD, Max Air Consumpt…

Application Scenarios:
– Corrosive chemicals
– Volatile solvents

Pros:
– Self-priming capability
– Suitable for various fluid types including viscous and shear-sensitive materials

Cons:
– Limited information on specific models
– Potentially higher maintenance for certain materials

Diaphragm Pump China Manufacturer

Product Details: Diaphragm Pump available in electric and air-operated models, suitable for various applications.

Technical Parameters:
– Pump materials: cast steel, aluminum alloy, polypropylene, SS 304, SS 316, SS 31…
– Max flow rates range from 12.8 L/min to 1041 L/min depending on the model.

Application Scenarios:
– Chemical processing and transfer.
– Water treatment and wastewater management.

Pros:
– Versatile operation with electric and air options.
– Durable materials suitable for various fluids.

Cons:
– Potentially higher maintenance for air-operated models.
– Limited flow rates compared to some centrifugal pumps.

China Stainless steel pneumatic diaphragm pump Manufacturer and Supplier | Xiandai

Product Details: Stainless steel pneumatic diaphragm pump with self-priming capabilities, suitable for various media including corrosive liquids.

Technical Parameters:
– Suction head reaches 7m
– Delivery head reaches 70m, outlet pressure ≥ 6kgf/cm2

Application Scenarios:
– Transporting slurries and impurities
– Used in agriculture, food processing, and chemical industries

Pros:
– No rotating parts, reducing maintenance needs
– Safe for use with flammable and corrosive media

Cons:
– Limited to specific particle sizes (max 10mm)
– Requires pneumatic pressure adjustment for flow control

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Comparison Table

Company	Product Details	Pros	Cons	Website
China Diaphragm Pumps Manufacturer, Diaphragm Pump Supplier – saiken pumps	Various Air Operated Double Diaphragm Pumps (AODD) made from materials like Cast steel, Aluminum, PP, Stainless steel, and PVDF. Available in differen…	– Versatile material options for different applications – High flow rates suitable for various tasks	– Potential for wear and tear in harsh environments – Requires regular maintenance for optimal performance	www.saikenpumps.com
China Diaphragm Pump Suppliers & Manufacturers & Factory – KOEO	Diaphragm Pump	– Versatile fluid handling capacities – Durable and rugged design	– Potential for wear on diaphragm over time – May require regular maintenance	www.koeochina.net
China Diaphragm Pump Manufacturers – Suzhou Ethonhuk Industrial Equipment Co., Ltd	Diaphragm Pump	– High flow capacity – Self-priming capability	– Limited particle size handling – Pressure limitations	www.sinoflo.com
Diaphragm Pumps From Manufacturer Supplier China – Shinjo	Diaphragm Pumps from Shinjo, available in various materials and sizes, designed for positive displacement pumping.	– Generates a hermetic seal, preventing lubricant contamination – Versatile materials and sizes for various applications	– Potentially higher maintenance due to moving parts – May require specific conditions for optimal performance	www.shinjopump.com
China AOBL Air Operated Diaphragm Pump Manufacturer	AOBL kes20 series Air Operated Diaphragm Pump, suitable for various corrosive and high-viscosity liquids.	– Can handle a wide range of corrosive and viscous liquids. – Flexible installation with three-section manifold design.	– Limited size options for certain materials. – Potential for high air consumption in some models.	www.haoshpump.com
China Diaphragm Pump Suppliers and Manufacturers – NOVIA TOOLS	Air Operated Diaphragm Pump for Paint Ink, suitable for various corrosive and high viscosity liquids.	– Strong suction – Easy installation	– Noisy operation – Potential for sparks	www.chinaautomotivetools.com
China Diaphragm Pump Manufacturers & Suppliers & Factory – WASSERMANN	Diaphragm Pump Model: DDP-2, Brand: WASSERMANN, Usage: Clean water, Packing: Carton	– Self-priming – Can run dry without harm	– Limited to clean water usage – Potentially less efficient for large volumes	www.waterpumpsupplier.com
China Air Operated Double Diaphragm Pump Manufacturers, Suppliers, Factory – Yonjou	Air Operated Double Diaphragm Pump – YONJOU QBK series, an air-operated, positive displacement, self-priming pump.	– Self-priming capability – Suitable for various fluid types including viscous and shear-sensitive materials	– Limited information on specific models – Potentially higher maintenance for certain materials	www.yonjoupump.com
Diaphragm Pump China Manufacturer	Diaphragm Pump available in electric and air-operated models, suitable for various applications.	– Versatile operation with electric and air options. – Durable materials suitable for various fluids.	– Potentially higher maintenance for air-operated models. – Limited flow rates compared to some centrifugal pumps.	www.kemaiind.com
China Stainless steel pneumatic diaphragm pump Manufacturer and Supplier	Xiandai	Stainless steel pneumatic diaphragm pump with self-priming capabilities, suitable for various media including corrosive liquids.	– No rotating parts, reducing maintenance needs – Safe for use with flammable and corrosive media	– Limited to specific particle sizes (max 10mm) – Requires pneumatic pressure adjustment for flow control

Frequently Asked Questions (FAQs)

What is a diaphragm pump and how does it work?

A diaphragm pump is a positive displacement pump that uses a flexible diaphragm to move fluids. When the diaphragm moves up, it creates a vacuum that draws fluid into the pump. When it moves down, it pushes the fluid out. This design allows for efficient handling of various liquids, including corrosive and viscous fluids.

Why should I consider sourcing diaphragm pumps from China?

Sourcing diaphragm pumps from China can offer significant cost savings due to lower manufacturing costs. Additionally, many Chinese factories have advanced technology and quality control processes, ensuring you receive reliable and efficient products.

How can I ensure the quality of diaphragm pumps from Chinese factories?

To ensure quality, research potential suppliers thoroughly. Look for factories with certifications like ISO 9001, request samples, and read reviews from other customers. Establishing clear communication about your quality expectations is also crucial.

What are the typical lead times for diaphragm pump orders from China?

Lead times can vary based on the factory and order size, but generally, you can expect 4 to 8 weeks for production. Shipping times will add additional days, so plan accordingly to meet your project deadlines.

Are there any import duties or regulations I should be aware of when buying from China?

Yes, when importing diaphragm pumps from China, you may encounter import duties and taxes depending on your country’s regulations. It’s essential to check with your local customs office to understand any applicable fees and ensure compliance with import regulations.