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Positive Displacement Pumps


Johnson internal gear pumps

Johnson gear pumps are used in industries usually for transporting high viscosity fluids like bitumen, chocolates, diesel fuel. These pumps are made with a sturdy design thus offering high reliability and long life. Johnson Indonesia gear pump is based on an internal idler gear rotating inside a larger rotor. The pumps are capable of high pressure and are self-priming. Shaft seal options include single and double mechanical seal, packed gland and cartridge seals. Single or double relief valves are available built in. The G and H series internal gear pumps are for high viscosity fluids and the L series is for low viscosity fluids. Magnetically driven gear pumps are also available on request for pumping hazardous fluids.-on. Connections from 32 to 150 mm.
 


Top gear G Internal gear pump



Top gear H internal gear pump



Top gear L internal gear pump




Johnson pump filters

Johnson pump filters are important for smooth operations of positive displacement pumps. These remove unwanted debri which can damage the rotors. Johnson Indonesia supplies Top filters in two ranges, four material options and eleven separate sizes with a mesh size down to 10 microns. The filters are available in single or dual filter models. The dual filter option allows one basket to be cleaned when switched off line.


Top filter TFOV



Top filter TFOVM



Top filter TFOW




FREQUENTLY ASKED QUESTIONS

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What is the advantage of using lobe pumps over progressive cavity pumps?

Answer

What is the advantage of gear pumps over lobe pumps?

Answer

When should the single cavity lobe pumps be used?

Answer

For more information on the above tests contact the friendly Arasains sales staff or fill in the enquiry form.

For more questions ask Dr Lee

Caution : not all question can or will be answered

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