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  • Rotary Airlock Valve

    • China Rotary Airlock Valve Manufacturers, Suppliers, Factory

    Do you want Rotary Airlock Valve made in China with Low Prices? Dongkai Pump Technology is definitely your good choice. We are known as one of the famous Rotary Airlock Valve Manufacturers and Suppliers in China. Our factory produces high quality Rotary Airlock Valve, which can be wholesale in bulk. You are welcomed to contact us and buy what you need with our price list and discounts. We have different kinds of products in Stock for you to choose from.

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    • Ammonia Dispensing Pump

      Ammonia Dispensing Pump

      Dongkai is a leading China Ammonia dispensing pump manufacturers. Ammonia dispensing pump, which are reciprocating positive displacement pumps, provide the greatest possible metering accuracy. They set the standard for safety, reliability and efficiency, especially when it comes to pumping supercritical fluids.
    • Alkali Dosing Pumps

      Alkali Dosing Pumps

      Advanced Alkali Dosing Pumps made in China. Alkali dosing Pump is one kind of Mechanical Diaphragm Metering Pumps Are suitable for water treatment equipment and engineering, For Chemical Fluid.
    • Automatic Phosphate Dosing Device

      Automatic Phosphate Dosing Device

      Dongkai Automatic Phosphate dosing device is customized system that is ready mounted and ready for use. The standard system is with dosing pumps, piping, storage tank, and other instrument required. The System is usually supplied with a platform skid, something with a ladder. All these dosing skids are designed responding to individual needs and configured in house. We have gained a lot of experience on packaged dosing system design and manufacturering.
    • PAM Dosing Systems

      PAM Dosing Systems

      PAM Dosing Systems is a continuous polymer makeup and dosing equipment. The equipment can mix the polymer fully with high efficiency, and then the homogeneous activated polymer can be ready for further treatment. Widely applied as the supporting equipment of sludge dewatering equipment in municipal wastewater, slaughtering, chemical plant and etc.
    • Metering Pump for Accurate Acid Chemical Dosing

      Metering Pump for Accurate Acid Chemical Dosing

      Dongkai is a leading China Metering Pump for Accurate Acid Chemical Dosing manufacturers. The small solenoid diaphragm Metering Pump for Accurate Acid Chemical Dosing offer precise chemical injection at a low cost. The compact size and simple control make them ideal for water treatment and OEM applications.
    • Explosion-proof PAM Dosing Device

      Explosion-proof PAM Dosing Device

      Wholesale Low Price Explosion-proof PAM Dosing Device made in China! * The explosion-proof PAM dosing device is a fully automatic dissolving and dosing device.
      * The device body is composed of the machine itself, piping system, automatic system, and steel structure.
      * The equipment must be placed indoors to minimize rain and sun exposure.
    • Related Blog
    • Reviews

    • Where are Metering Pumps Used?

      Metering pumps are specialty pumps: They’re designed for precision-injection of chemicals, acids, bases, corrosives or viscous liquids and slurries.

    • Application fields of Sodium Hypochlorite Pump

      The biggest feature of this pump is that it can deliver sodium hypochlorite into various closed systems, which means that in the fields of hygiene and cleanliness, it can more effectively kill various bacteria and viruses, and in the industrial field, it can more quickly treat wastewater and exhaust gas, making environmental protection work more efficient.

    • How to prevent the metering pump stroke positioning motor from burning?

      The metering pump, also known as the proportional pump, is realized by changing the stroke of the plug conveniently and accurately by adjusting the eccentric distance of the eccentric wheel when the liquid delivery volume is changed.

    • Phosphate dosing pump has broad application prospects

      Recently, reports on phosphate dosing pumps have attracted widespread attention. Phosphate is a chemical substance that can be widely used in agriculture and industry. However, excessive use of phosphate can cause significant harm to the environment.

    • Types and characteristics of metering pumps

      According to the structural type of the hydraulic end of the metering pump, the metering pump is often divided into plunger type, hydraulic diaphragm type, mechanical diaphragm type and electromagnetic metering pump.

    • Pay attention to the debugging of these three aspects when using electromagnetic metering pump

      Electromagnetic metering pump is a kind of metering pump which uses electromagnetic push rod to drive diaphragm to reciprocate in the pump head, thus causing the volume and pressure of the pump head chamber to change

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