DESMI ROTAN internal gear pumps are world leaders manufacturing pumps since 1921, the ROTAN modular concept is the most advanced on the market, they are designed to work continuously with clean and non-abrasive fluids.
Rotan GP positive displacement pumps are supplied in monobloc format, they are made of cast iron, the sealing system is by means of a simple mechanical seal and it is only available up to size DN100. They are designed for heavy work, where a reliable and resistant pump is required, thousands of units installed worldwide guarantee the quality of our pumps
The Rotan GD monobloc version is driven directly by the electric motor. The arrangement of the flanges is in line, having the possibility of reversing the flow direction without the need for bypass lines or changes in the pipes. It can be mounted horizontally or vertically.
The pumps can be supplied with single or double acting internal recirculation bypass valves to protect the equipment from overpressures.
The Rotan GD family of pumps are especially recommended for installation in places where there is not much space available or inside other machines. One of the typical applications of these pumps is the lubrication of industrial cold compressors, large reducers, the pumping of the finished product in packaging machines, etc.