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Case Studies

Case Studies


With both our knowledge and our pump range covering a multitude of applications, Castle Pumps have the pleasure of supplying customers in a wide variety of industries, all of which require different standards. To demonstrate our experience across a number of markets we have compiled several interesting case studies. 

Verification, Testing and Certification Company

Verification, Testing and Certification Company

A new customer approached us that needed a pump for an abrasive slurry of fuel oil and coal dust. The pump needed a low flow rate and the ability to handle abrasive coal dust, whilst also needing to be controlled by a variable speed drive for testing purposes. We supplied a progressing cavity pump as its properties and capabilities were the best match for the requirements.

Verification, Testing and Certification Company

UK Generator Supplier

UK Generator Supplier

When a customer enquires about a pumping system, there is usually a list of specifications that need to be met. Thanks to our team's knowledge and experience, Castle Pumps were able to fulfill our customer's exact requirements. We designed, built and supplied a ready to use system, which cut the customers extraction process time to under two hours.

UK Generator Supplier - Case Study

UK Data Centre

UK Data Centre

Here at Castle Pumps we are able to source specific pumping components to produce the most bespoke of pumping systems. This customer was having trouble finding a supplier which was capable of designing and supplying a system to fit their requirements, until they came to us. We were able to design, build and supply a ready to use solution which matched their specifications.

UK Data Centre - Case Study

Generator Manufacturer

Generator Manufacturer

This generator manufacturer customer needed a pump set for transferring fuel in bulk with a lift height of 26.5 meters and total pipe length of 80 meters. We were able to select 2 of our gear pumps which were ideal for the requirements this customer was after.

Generator Manufacturer

Fuel Cleaning OEM

Fuel Cleaning OEM

Our customer, a Fuel Cleaning OEM, was having trouble expanding the capacities of their fuel cleaning systems and required pumps that were not readily available from their previous supplier. They required a close coupled progressive cavity pump with integral relief valves to produce certain flow rates and pressures, and needed it in multiple voltages. Castle Pumps were able to offer the Nova Rotors Wobble Pump Series, which matched all of their requirements.

Fuel Cleaning OEM

Marine Gas Oil Conversion

Marine Gas Oil Conversion

A UK ferry operator required a verticle inline screw pump with Lloyds approval, due to undergoing a marine gas oil conversion. The customer needed the pump in 3-4 weeks in order to meet the vessels dry docking program. Castle Pumps supplied a vertical inline screw pump in just over 3 weeks, complete with marine certification. In result of our quick response and supplying the pump within the time needed, we were also asked to supply a DN80 strainer and flowmeter suitable for MGO.

Marine Gas Oil Conversion

UK Oil Manufacturer

UK Oil Manufacturer

A UK oil manufacturer wanted a vane pump which could pump furnace oil as well as needing the pump to clear the lines and dry run for short periods of time. The customer had received a quote from elsewhere but the lead time was 6-7. Here at Castle Pumps we were able to supply a vane pump fitted with duravanes, an ATEX motor and a pressure relief valve. We were able to make and deliver the pump, baseplate mounted, within 4 weeks.

UK Oil Manufacturer

Oil & Gas Offshore Engineering

Oil & Gas Offshore Engineering

An offshore engineering company required a surface mounted pump which could pump kerosene. The customer had some budget restraints which we needed to review. Due to these constraints, we supplied the centrifugal pump in a low cost material, with an explosion proof motor - making it perfect to handle kerosene. The customer was happy with the finished product and it was delivered to them in Nigeria within 10 working weeks.

Oil & Gas Offshore Engineering Company

Patrol Boat Fuelling Station

Patrol Boat Fuelling Station

This customer needed to purchase various pumps for a fuelling station that they were building off the coast of Malta. The pumps needed were to transfer kerosene, diesel and petrol from storage tanks at the fuelling station, to the boats being refuelled. With this, as well as other factors, Castle Pumps were able to supply centrifugal pumps that matched their requirements and budget, and were delivered within 10 working weeks to the customer.

Patrol Boat Fuelling Station

Tanker Loading Specialist

Tanker Loading Specialist

This customer required a gear pump for their 4 custom skids that they were building. Each pump was required to transfer 30m³/hr at 4 bar and to have a built in bypass. Each pump was coupled to an 11Kw geared motor running at 400RPM to achieve the required duty. We also supplied detailed drawings of the pump, to allow the customer to begin manufacturing the skid before the pumps were delivered.

Tanker Loading Specialist

Engineering & Construction

Engineering & Construction

As well as pumps, Castle Pumps can also supply customers with other industrial equipment such as valves. In this example the customer needed some affiliated equipment, as well as pumps. We supplied the customer with centrifugal pumps, peripheral pumps, a re-circulation valve and a duplex strainer. We also consolidated the order into a single shipment, packaged everything for shipment, prepared the necessary documents and shipped to the client's nominated delivery port - hassle free!

Engineering & Construction

Wood Treatment Facility

Wood Treatment Facility

Castle Pumps have in house software that is able to select and compare pumps in their database, in order to match the client’s specification. The customer wanted replacement units but wanted to re-use their existing control panels, as well as needing the pump to handle thermal oil operating temperatures of 300ºC. Once confirmation had been given and everything was agreed, a quote was generated within 48 hours.

Wood Treatment Facility - Case Study

Aviation Company

Aviation Company

Castle Pumps are able to customise pumps for many clients and this is a prime example of taking a pump and modifying it so that it is suitable for conditions natural for that industry. The customer wanted to incorporate pumps which could handle varying temperatures and flow rates within an ATEX Zone 2 environment. Castle Pumps delivered to the brief including both precise instructions and the specified budget within the quotation process.

Aviation Company - Case Study

Mining Company

Mining Company

Castle Pumps are a "one stop shop" for pumping solutions, priding ourselves on being able to fulfil the customer's complete enquiry. This case study is an example of where we have ensured that the client only requires one point of contact for their pumping requirements. A mining company contacted us with an enquiry for both air operated and electrically driven lube oil pumps, which we were able to specify and supply.

Mining Company - Case Study

Aerospace Company - ATEX

Aerospace Company - ATEX

Castle Pumps are able to source pumping solutions to satisfy even the most stringent of criteria. This case study is an example of where this has been the case. The customer here required an ATEX Zone 1 rated pump that would handle high amount of vapour pressure as well as high suction lift, which combined made a challenging enquiry that we were able to solve.

Aerospace Company - Case Study

Asphalt Carrier

Asphalt Carrier

Castle Pumps have a lot of experience in the marine industry including specifying and supplying pumps that are to be used on board new ships. Like in this example, where a screw pump was supplied to an asphalt carrier as a cargo booster pump, specifications often change when supplying a new build which makes the project more complex.

Asphalt Carrier - Case Study

Offshore Wind Turbine Installer

Offshore Wind Turbine Installer

Castle Pumps' experience supplying to a range of different markets means that they have detailed knowledge on certain industry requirements. For example, in this case study the customer requested a barrel pump for grease. However, due to being used within a marine environment, Castle Pumps knew that the materials needed to be corrosion resistant and therefore a stainless steel tube set was supplied.

Offshore Wind Turbine Installer - Case Study

Oil Drilling Company

Oil Drilling Company

Castle Pumps pride themselves on being as flexible as possible to ensure that they meet the client's requirements. In this example, the customer required a pump with a range of features including ATEX motors, dry run protection and variable speed drives. On top of this, the pump needed to be supplied with counter flanges for immediate installation and supplied within a reasonable time frame; all of which were delivered.

Oil Drilling Company - Case Study


      Castle Pumps are fully accredited to enable you to buy with confidence. Our accreditation includes:

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