Official Distributor: Hengli Hartmann

Industrial diaphragm/membrane pumps

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Diaphragm, diaphragm industrial pumps are devices used for pumping various liquids and gases in industry. They consist of two sealed chambers separated by a special membrane that moves in time using pneumatic or electrical pressure.

Operating principle of diaphragm industrial pumps:

The basic principle of operation of such pumps is to move liquid by changing the volume of chambers separated by a membrane. One side of the membrane is connected to the liquid, and the other is connected to the gas or liquid, which serves to force the liquid. The membrane moves when the gas or liquid is compressed, causing the chamber to shrink in size and also causing the liquid to be pushed out through the outlet valve. When a gas or liquid expands, the membrane returns to its original position, which leads to the chamber being filled with liquid through the inlet valve.

Diaphragm and membrane pumps have a number of advantages over other types of pumps. They do not require oil or grease, have no seals and do not require constant maintenance. In addition, diaphragm pumps can handle liquids of varying viscosities and solid contents. Finally, such pumps are sealed and do not require the installation of additional seals, and this in turn avoids leaks of liquid or gas.

Advantages of contacting STEMAG GROUP

At STEMAG GROUP you can order diaphragm and membrane industrial pumps at competitive prices.

The company provides:

  • high quality of the products offered;
  • delivery of goods to all countries of the Middle East and Central Asia;
  • supplying only high-quality goods from reliable, trusted manufacturers;
  • the ability to choose the required type of product yourself or with the help of our consultants.
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