Are you looking for the best air operated diaphragm pump factories in China? With so many options available, it can be overwhelming to make the right choice. In this article, we’ll compare the top manufacturers, highlighting their unique features, applications, and what sets them apart in the industry. Let’s dive in and find the perfect pump for your needs.

China Diaphragm Pumps Manufacturer …

China Factory Price Aodd Pump Manufacturers

China Diaphragm Pump Manufacturers

Product Details: Diaphragm pumps are positive displacement pumps that use a flexible diaphragm and valves to transfer fluids. They are often used for handling corrosive, abrasive, or viscous fluids. Key parameters include flow rate, pressure, and material of construction.

Pros:
– Suitable for handling corrosive, abrasive, or visc…
– Low shear rate, preserving fluid integrity
– Self-priming capability
– Can run dry without damage

Cons:
– Generally lower flow rates compared to other pump…
– More complex design can increase maintenance costs
– May require more frequent replacement of diaphragm…

China Diaphragm Pump Manufacturers, Suppliers, Factory

Diaphragm Pump China Manufacturer

Diaphragm Pumps From Manufacturer Supplier China

Air Operated Double Diaphragm Pump

Product Details: The YONJOU QBK air operated double diaphragm pump is an air-operated, positive displacement, self-priming pump. It is available in various materials including cast iron, aluminum, plastic, and stainless steel (SS304, SS316). The diaphragm materials include NBR and F46. The pump is suitable for corrosive chemicals, volatile solvents, viscous fluids, shear-sensitive foodstuffs and pharmaceutical products, dirty water, abrasive slurry, and smaller solids. The pump models range from QBK10 to QBK100 with varying capacities and pressures.

Pros:
– Good suction lift characteristics and can handle s…
– Suitable for a wide range of fluids including corr…
– Self-priming capability.
– Available in various materials to suit different a…
– Can handle shear-sensitive foodstuffs and pharmace…

Cons:
– Requires compressed air to operate, which can be a…
– May have limited flow rates compared to other type…
– The need for regular maintenance to ensure the dia…

China Diaphragm Pump Suppliers and Manufacturers

Air Operated Double Diaphragm Pump

Best VA series Pneumatic diaphragm pumps suppliers in …

Product Details: The VA series pneumatic diaphragm pumps are reciprocating pumps with an elastic membrane, corrosion-resistant rubber or flexible metal sheet, separating the liquid being conveyed from the air column. They operate on compressed air and are suitable for transferring slurries, solvents, and high viscosity liquids. Key features include an oil-free air pressure chamber, ceramic valves, and a stainless steel center shaft. These pumps are used in the food, beverage, cosmetic, and pharmaceutical industries.

Pros:
– Oil-free air pressure chamber, lubrication-free
– Ceramic valve with high wear resistance
– Air pressure, slow speed operation, never stuck ma…
– Stainless steel center shaft, wear-resistant, long…
– Suitable for high pollution occasions
– Aluminum alloy material with anodized treatment
– Low number of parts, easy to assemble
– Strong self-priming ability

Comparison Table

Frequently Asked Questions (FAQs)

What types of air-operated double-diaphragm (AODD) pumps are manufactured in China?

In China, you can find a wide range of AODD pumps tailored to various applications. Manufacturers like Qingdao Nuodean Pump Co., Ltd specialize in pneumatic diaphragm pumps, which are commonly used in the food and beverage industry, as well as in medical and laboratory applications. These pumps can handle corrosive and abrasive fluids, and they come in different materials such as metal (aluminum, cast iron, stainless steel) and plastic (polypropylene).?

How do I ensure the quality of AODD pumps from Chinese manufacturers?

To ensure the quality of AODD pumps from Chinese manufacturers, you should conduct a factory audit, inspect the pumps during production, and test them before shipment. It’s also crucial to work with a manufacturer that has a strict quality control system in place. Look for certifications like ISO9001 and other relevant standards to guarantee the pump meets your requirements.?

What are the common materials used for AODD pump components in Chinese factories?

Chinese factories use a variety of materials for AODD pump components. For the pump casings, you can find metal options like aluminum, cast iron, and stainless steel, which are ideal for high-pressure applications and food processing due to their compliance with FDA regulations. Plastic options like polypropylene are also available and are often used in chemical and petrochemical applications due to their corrosion resistance. Elastomers such as EPDM, FKM, and Hytrel are used for diaphragms, balls, seals, and valves, each offering different levels of chemical resistance, abrasion resistance, and temperature limitations.?

How do I find a reliable AODD pump manufacturer in China?

Finding a reliable AODD pump manufacturer in China involves several steps. You can start by researching well-established companies like Qingdao Nuodean Pump Co., Ltd, which have a long history of producing high-quality pumps. Check for certifications, customer reviews, and ask for references. It’s also a good idea to visit the factory or request a virtual tour to ensure they have a robust quality control system in place.?

What is the typical lead time for AODD pump production and delivery from Chinese manufacturers?

The lead time for AODD pump production and delivery from Chinese manufacturers can vary depending on the specific pump type and the manufacturer. Generally, it is important to clarify the lead time with the manufacturer before placing an order. This can range from a few weeks to several months, so it’s crucial to plan ahead and communicate clearly with your supplier to meet your project timelines.?