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Pumping Equipment


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A Duraqual recovered oil pump, operating in the arduous conditions of  Central Australia

Pumping Equipment ( a division of Lawrence Hall ) was established in 1963 as a pump application and engineering company. Since that time the "Duraqual" brand of pump has been  manufactured to meet the numerous demands of Australian process industries, in fact pumps built in the mid 1960’s are still operational today.


  • Salt water disposal
  • Boiler feed water
  • LPG injection
  • Fertiliser plants
  • De-scaling
  • Reject & oily water disposal
  • Secondary recovery
  • Lubricant injection
  • Refurbishing heat exchangers
  • High pressure washing
  • Hydraulic water power
  • Hydrostatic testing
  • Runway cleaning
  • Concrete hydro-demolition
  • Water re-injection
  • Water jet cutting
  • Chemical injection
  • Sewer cleaning


  • Six triplex pump frame sizes
  • Flow rates to 1000 litres/minute
  • Power rating 1 kW to 300 kW
  • Pressures to 24,000 PSI (1655 BAR)
  • Liquid ends tailored to suit customer requirements


  • Power rating 0.5-22 kW
  • Pressures to 10,000PSI
  • Flow rates to 200 litres/minute
  • Simplex and Duplex
  • Variable stroke
  • Manual or automatic stroke adjustment
  • LIQUID END SELECTION- Plunger, Mechanical diaphragm, Hydraulic diaphragm
  • Liquid ends tailored to suit customer requirements
  • Four basic frame models

As a medium sized company, Pumping Equipment can "tailor" pump designs to suit a customer's particular requirements by calling upon more than 80 years of collective experience in plunger pump design and application. Being the only manufacturer of triplex plunger pumps in Australia, places us in the unique position of being able to supply the Australasian region very rapidly.  Any pump modifications necessitated by changes in  process conditions and demands can be made quickly. Pumping Equipment also maintains a large parts inventory, ensuring swift spare parts supply and minimal equipment down time.

Duraqual Process Pumps are designed and manufactured to comply with the American Petroleum Institute’s API 674, and API 675 standards, as well as the Hydraulic Institute. Durability and  quality has been a key factor in the success of our company.  A Quality Assurance Plan is employed in the design and manufacture of our pumps.

For further information regarding our complete range of pumps and specifications, please contact our Sales Department


(61) 02 9838 0799


(61) 02 9838 0399

Postal Address

11 Distribution Place

Seven Hills NSW   2147


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