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Pumps for the Chemical Industry

Chemical transfer pumps are specifically designed to transfer and handle chemicals. Typically made from materials that are resistant to corrosion and chemical attack, such as stainless steel, plastic, or exotic alloys, chemical transfer pumps come in many different forms, such as centrifugal pumps, diaphragm pumps, and vacuum pumps. Each type of pump has its own unique advantages is best suited for different applications. For example, centrifugal pumps are typically used for transferring large volumes of liquid at low pressures, while diaphragm pumps are well suited for transferring viscous liquids or liquids that contain solids.

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Popular Types of Pumps for the Chemical Industry

Magnetic Drive Centrifugal Pumps

Magnetically driven centrifugal pumps are good for chemical plants because they are a completely seal-less design. The design of this pump means it does not have mechanical seals that can fail and release dangerous chemicals into the environment. Additionally, magnetic drive pumps are able to handle a wide range of viscosities and temperatures, making them suitable for a variety of chemical applications. With a high resistance to corrosion and abrasion, mag drive pumps can have a long service life in harsh chemical environments. Overall, magnetic drive centrifugal pumps are a reliable and safe option for chemical plants.

The benefits of centrifugal pumps in chemical plants include:

  • High flow rateUTS Evo Mag Drive Chemical Pump by CDR Pumps
  • High head pressure
  • Easy to maintain
  • Available in a range of sizes and materials
  • Versatile
  • Cost-effective and efficient
  • ATEX-certified pumps are available on request

Diaphragm Pumps

Diaphragm pumps are well-suited for use in chemical plants because they are able to handle a wide range of fluids and chemicals, including those that are abrasive, corrosive, and/or viscous. Able to handle high-pressure and high-temperature applications, diaphragm pumps can be constructed of materials that are resistant to chemical attack.

Diaphragm pumps have several benefits, including:

High pressure chemical diaphragm pump

 

  • They can handle a wide range of fluids, including those that are viscous abrasive, or contain solids
  • They are able to handle high-pressure and high-volume applications
  • They are self-priming
  • They are relatively low maintenance and have a long lifespan
  • They are relatively low noise and vibration compared to other types of pumps
  • They can be used in explosive or hazardous environments
  • They are easy to control and can be automated
  • They can be used for both continuous and intermittent operations
Mag Drive Pumps Diaphragm Pumps

Side-Channel Pumps

Side-channel pumps have several benefits compared to traditional pumps. These pumps are efficient and can handle liquids with high gas content, such as aerated liquids or liquids with entrained air making them well-suited for applications where traditional pumps would lose their prime and be unable to pump the liquid. They also have a relatively low NPSH (Net Positive Suction Head) requirement, which allows them to operate in low-pressure systems. On top of this, side-channel pumps are capable of self-priming and can run dry without damage, making them more reliable and easier to maintain.The side-channel chemical process pump

The benefits of side-channel pumps include:

  • Low NPSH
  • Low Flow
  • High-Pressure
  • Can handle liquids with high viscosity and are suitable for high-pressure applications
  • Self-priming suction lift of up to 8.5m
  • Magnetically driven or mechanical sealed options available

Liquid Ring Vacuum Pumps

Liquid ring vacuum pumps are good for chemical plants because they are able to handle large volumes of corrosive and abrasive gases and vapours including gases that are wet or contain small amounts of liquid. An ideal choice for processes such as distillation and drying, liquid ring vacuum pumps are able to operate at high temperatures and pressures. These pumps are pretty easy to maintain, which helps to minimize downtime.

The benefits of having liquid ring vacuum pumps in chemical sites include:liquid ring vacuum pumps for chemical applicaitons

  • Their ability to handle wet or contaminated gases
  • They are relatively low maintenance, as the liquid in the pump serves as both a coolant and a sealant
  • They can operate at high vacuum levels
  • They are relatively quiet and efficient
  • They can handle high-volume flow rates
Side-Channel Pumps Liquid Ring Vacuum Pumps

The Right Choice for Chemical Process Pumps

As a chemical pump manufacturer, CDR Pumps are committed to bringing you the safest, most reliable, and incredibly efficient fluid handling solutions.  With a product lineup of chemical process pumps manufactured in a wide range of materials, moving fluids in a variety of ways, and ATEX compliance available, speak to our team to find the right solution for you.

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Types of Chemical Pumps

How a pump operates is as equally important as the manufacturing materials, our chemical process pumps commonly fall into a range of categories.

 

 

  • Mechanically sealed centrifugal pumps for harsh and abrasive fluids

 

 

  • Liquid Ring Vacuum pumps and systems which are capable of handling high volumes of vapours

 

  • Air-Operated diaphragm pumps; seal-less, positive displacement pneumatically driven pumps

 

  • Turbine pumps specifically designed to move fluids from a reservoir lower than the pump

 

ATEX Certification Logo

ATEX compliant pumps are available on request

Chemical Pump Materials

Chemical compatibility is key when specifying a new pump, our chemical pumps are manufactured in a wide range of chemically resistant materials.

 

  • Full metallic pumps that are manufactured in Stainless Steel AISI 316 or exotic alloys such as:
    • Hastelloy B or Hastelloy C
    • Super Duplex
    • Uranus B6
    • Super Duplex
     
  • Cast Iron pumps that are lined with a non-metallic material to meet specific compatibility criteria such as:
    • Polypropylene
    • PVDF (Polyvinylidene Fluoride)
    • ETFE (Ethylene Tetrafluoroethylene)
    • PFA (PerFluoroAlkoxy)
    • Conductive PFA
     
  • Moulded pumps that are wholly manufactured from a non-metallic material, these are commonly manufactured in:
    • Polypropylene
    • PTFE
    • ETFE
     
  • Fully customisable pumps, like the air-operated diaphragm pump can be manufactured in a variety of combinations and material choices include:
    • EPDM
    • Flurocarbon
    • TPE
    • Santoprene
    • Aluminium
    • Nitrile Rubber
    • Neoprene

When it comes to the chemical industry, efficiency and reliability are paramount. Making the right choice is essential as pumps play a critical role in the chemical production process.  From transferring chemicals between tanks to mixing and blending ingredients, The right chemical process pump can improve productivity and reduce downtime, increase efficiency and reduce costs.    That’s why it’s important to work with a pump supplier who understands the unique needs of the chemical industry.  With a wide range of pumps in stock and a robust emergency stock programme, we have a solution for all your chemical production needs.

Our Range of Chemical Process Pumps

Don’t just take our word for it….

“We got in touch with CDR Pumps in June 2016 as we needed a small pump for a short-term installation. They supplied a small STN 6 exactly to our requirements however we soon started to develop problems but it turns out I as under-estimated the specifications so got back in touch with CDR, as well as other companies, to see what other options were available to us. We didn’t want to spend too much money seeing as it wasn’t needed for a long period of time. Once the pump was replaced the extra ‘oomph’ solved most of the problem…. Many thanks for the rapid service, it was much appreciated. The pump you quoted was also far more in line with what I requested. I sent out the same details to another supplier, and they came back with 1.5 kW pump at 4 times the cost and a 10 week lead-time.” Domestic Polymers Manufacturer

“Our company was struggling to establish a stable supply chain due to a high turnover of vacuum pumps whilst maintaining a competitive price. During our manufacturing process, hydrochloric acid and as a result we have a high turnover of pumps. We worked with CDR Pumps to try and come up with alternative solutions but timescales and costs were prohibitive.Our main consideration has been a robust and stable supply chain with quick availability so we are very pleased with CDR’s commitment to supporting our process requirements. We now know we have product availability with a very quick lead time and dispatch which is very important to us.”Speciality Chemicals Manufacturer

“Last year we contacted CDR Pumps as we needed to move an organic solvent that has a very high ( 3.0 ) density – from large delivery containers into smaller units via a weigh scale inside a fume cupboard. CDR took onboard the problems we were facing and got involved with the process to a point where they offered an alternative solution that has worked extremely well as we were experiencing a large number of health and safety constraints when it came to handling the product as manual handling and decanting the product by hand which caused some health and safety ( spillage ) concerns. We had an initial installation problem, that was not of CDR’s making, but they supported us on-site and helped sort the problem out and the solution has now been in place for a year without any problem. One of the main concerns was moving the product with its High SG but the solution that was offered by CDR has worked very well and reduced manual handling of a hazardous product.”Chemical Manufacturing

“A few years ago I discovered we had multiple makes and types of pumps on site, with some being incorrect for their application causing issues in efficiency so the costs of servicing, repairing and running of the pumps was ever-increasing. We approached CDR with the objective to standardise all pumps on site and to ensure the correct type of pump for each application was in place. The sales engineer provided a comprehensive product solution and provided full support throughout the project.  As a result, the cost of maintaining the pumps has been significantly reduced and site efficiency has been greatly increased and CDR magnetic drive pumps are now standard across our major Midlands site as well as others across the UK.”Chemical Distributor

“This sounds not just plausible but probable.  Based on the flow rates and design and the suggestions you have made, it sounds like a realistic and definite move in the right direction. This will require change management from the company to ensure that all the data you have provided is accurate for our process.Thank you for the hard work getting to this point.”Chemical Manufacturer

Our job doesn’t end when you have ordered your pumps.

The engineering team are on hand to support you through every step of the process, working alongside you to ensure your fluid handling solution remains operational.

With an extensive range of pumps and spares available, our team or on hand to provide technical support and advice, pump repairs, servicing pump overhaul, Route Cause Analysis organising service exchange contracts and arranging consignment stock contracts.

The UTS mag drives are CDR Pumps manufactured chemical pumps
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Please feel free to browse the rest of this site for specific pumps, or alternatively, contact us so that we can discuss your applications to make sure we offer you the very best, safe, effective and reliable pump solution

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