
Flotronic – Pioneering the “One-Nut” Air-Operated Double Diaphragm Pump
Flotronic has made its name by developing its unique product, the “One-Nut” air-operated double diaphragm pump (AODD). This pioneering design offers swift disassembly without disconnecting the pump from the process pipework.
Flotronic One-Nut pumps can transfer a wide range of materials of varying degrees of viscosity and solids content. They can pump chemicals, adhesives, cosmetics, drinks, dyes, foodstuff, paints, pharmaceuticals and solvents. Our clients’ products are extremely diverse, ranging from industrial acids to hand creams and various food products.


Flotronic® Barrel Unloading System
The Flotronic Barrel Unloading System combines our unique ‘One Nut’ Sanitary Air Operated Double Diaphragm Pump with our Barrel Unloading Skid; perfect for high viscosities.

FDA Compliant PTFE AODD Pump machined from a solid block of Virgin or anti-static PTFE, housed completely inside a stainless steel casing, providing safe transfer of your hazardous liquids.

The Minichem is a totally unique design of FDA Compliant PTFE Double Diaphragm Pump machined from one solid block of PTFE, removing the need for separate manifolds.

Flotronic® 500 Series Plastic Pump
Unique Polypropylene / PVC plastic Double Diaphragm Pump design normally used for pumping / transferring solvents, acid or chemicals, often as a low cost option to stainless steel.

Flotronic® One-Nut Double Diaphragm Pump Accessories
A wide range of additional accessories and customization options to ensure your Flotronic® One-Nut pump meets your application requirements.

Designed with 3A & EHEDG in mind using FDA, USP Class VI and (EC) 1935/2004 approved materials; our range of Sanitary Diaphragm Pumps help maintain and improve hygienic conditions on your site.

Flotronic® 710 Series Stainless Steel Pump
Fabricated 316L stainless steel or Hastelloy® on all wetted metal parts offers unrivaled versatility. These FDA compliant Air Operated Double Diaphragm Pumps are used extensively throughout the industry.

A compact and self-draining Diaphragm Pump available in FDA approved 316L stainless steel, aluminium, Duplex 22, and Hastelloy®; used in an array of industries.

Double Diaphragm Pump ideal for pumping your food products, especially on high viscosity low shear applications. Designed for ‘quick strip’ which is tool free or the pumps can be ‘cleaned in place’ (CIP), manufactured throughout from FDA approved materials. The 'Good Food' pump gives food industry customers very specific benefits.
Looking to quickly compare the features and benefits of different pump styles, to find the right one for your application? The Unibloc comparison chart is a great place to start.
Hygienic Pump Comparison Chart
Supplying AODD Pumps to Industries Worldwide
The pioneering One-Nut air-operated double diaphragm (AODD) pumps changed the industry by providing:
- Reduced downtime through simplified assembly/disassembly
- Savings in easier maintenance and increased performance
- Best-in-class, when Clean in Place is a requirement
- Easy / quick maintenance
- Self-draining
- 60% less product left in the pump than any competitor AODD pump, for reduced waste and more efficient cleaning
- Ability to CIP or SIP (steam in place) at up to 7Bar / 100 psi
UHT engineers can provide bespoke pumping solutions to meet your needs, with applications experts to work together with you to put the right solution into your production facility.
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