Diaphragm Pumps

Diaphragm pumps are widely used across industrial environments to safely transfer chemicals, solvents, and process fluids. Within the Industrial equipment portfolio, John Morris Group supplies diaphragm pumps and fluid transfer solutions from leading manufacturers including Masterflex and Cole-Parmer.

Industrial Diaphragm Pumps For Fluid Transfer Systems

These pumps are commonly deployed across manufacturing plants, processing facilities, and engineering workshops where reliable fluid handling is required:

  • Chemical Handling And Dosing: Diaphragm pumps are frequently used for transferring aggressive chemicals while maintaining leak-free fluid separation.
  • Self-Priming Pump Operation: Their ability to self-prime makes diaphragm pumps well suited to applications involving suction lift or intermittent fluid transfer.
  • Industrial Process Applications: Diaphragm pumps support fluid circulation and transfer within water treatment plants, manufacturing processes, and laboratory pilot systems.

Selecting Diaphragm Pumps For Industrial Applications

  • Flow Capacity: Select pumps capable of delivering the required litres per minute or gallons per minute for the process.
  • Material Compatibility: Wetted materials must be resistant to the chemicals or liquids being transferred.
  • Operating Conditions: Temperature, pressure, and environmental conditions should be evaluated when selecting pump materials and drive systems.

Complementary Fluid Handling Equipment

Supporting New Zealand Industrial Facilities

John Morris Group supports engineers and industrial operators across New Zealand through our local Auckland service centre. Our specialists assist with selecting diaphragm pumps, system integration, and maintenance support for demanding fluid transfer applications.

Frequently Asked Questions

How Does A Diaphragm Pump Work?

A diaphragm pump moves fluid using a flexible diaphragm that alternates between suction and discharge cycles, allowing liquid to be drawn into the chamber and pushed through the outlet.

What Industries Use Diaphragm Pumps?

Industries including chemical processing, mining, wastewater treatment, food production, and manufacturing commonly use diaphragm pumps for reliable fluid transfer.

Can John Morris Group Assist With Pump Selection?

Yes. Our technical specialists can help identify diaphragm pumps suited to your flow rate, pressure requirements, and chemical compatibility needs.