Double diaphragm pump

Double diaphragm pump technology is an important part of many surface coating applications in industrial environments. This technology enables precise dosing and distribution of coating materials on different surfaces.

The operating principle of a double diaphragm pump is based on two flexible diaphragms that are alternately moved back and forth to convey the coating material. By using compressed air or hydraulic power, the diaphragms are operated in a rhythmic cycle, ensuring continuous delivery of the material.

The main components of a double diaphragm pump include the diaphragms, the pump chamber, inlet and outlet valves and the drive mechanisms. These components work together to draw the coating material from the reservoir and apply it evenly to the surfaces to be coated.

The double diaphragm pump technology offers several advantages for surface coating, including

1. precise metering: by controlling the air or hydraulic pressure, the delivery rate and speed of the coating material can be precisely adjusted.

2. versatility: These pumps can handle a variety of coating materials, including paints, varnishes, adhesives and other viscous fluids.

3. uniform distribution: The continuous movement of the diaphragms ensures even distribution of the coating material on the surfaces, resulting in a uniform coating.

4. low maintenance: Due to their simple design and robust construction, double diaphragm pumps generally require little maintenance.

Applications for double diaphragm pump technology span a variety of industries, including automotive, construction, aerospace and electronics manufacturing. Due to their ability to provide precise and reliable coating, double diaphragm pumps contribute significantly to the quality and efficiency of surface coating processes.

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This definition is taken from the surface technology encyclopedia from Surface Technology Online. You can find many more technical terms from the surface technology industry in our lexicon overview.

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