Rotolok is a global market leader in rotary valves and valve technologies for the powder processing and bulk handling industries. We understand our customers need high quality, reliable components that give outstanding value over their long life and we have therefore aligned our business around “exceeding all of our customers’ expectations”.

We provide a comprehensive range of valve and diverter products for powder processing and bulk material handling. Our policy is to continually invest in advanced machinery to ensure we deliver quality, whilst our specialist batch production techniques drive efficiency, which means our customers receive precision and durability at value-for-money.

We are specialists in powder processing and bulk material handling and complex applications remain our forte. With a team of experienced system designers, we are well qualified to support you in finding the best solution to meet your needs.


Rotolok, everything under control…

About Rotolok
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Hygiene is one of the biggest concerns in chemical handling. Rotolok has developed a range of stainless steel and hygienic products for all types of bulk handling where efficiency and reliability are paramount.

Rotolok have built up a proven track record of providing reliable quality products and efficient handling solutions to some of the harshest environments and to many of the leading names in the chemical industry worldwide.

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Feed Processing

Rotolok can provide a range of equipment for all stages of feed processing from the manufacture of feed to its complete distribution.

Our products can control precise flow rates, and are scalable to suit hoppers and silos from small-scale to mass production.

Rotolok have a range of valve products in cast iron, carbon steel and stainless steel to suit any need or environment. Core markets include animal feed, pet food, livestock feed and fish farming feed.

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Food Processing

Hygiene and sanitary are of extreme importance within the food processing industry. Rotolok have worldwide experience in working with and supporting the food processing sector, continually developing a wide range of stainless steel and hygienic products including our USDA approved Rotary Valves.

Another prime example is our Kleanlok product. It is widely used in pneumatic conveying systems, both vacuum and pressure and complete with cyclone and filter applications. As with all our products internal and external cleanliness is maintained to the highest standards.

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Mining & Minerals

Rotolok can provide a range of heavy duty valves to deal with the abrasive nature of products in the mining, aggregate and mineral sectors. For example, our ni-hard wear back pipes are not only durable but have easily replaceable components to reduce down time and replacement costs.

We have a wide range of ready to ship products including conveying diverters, rotary valves (rotary airlocks), gravity diverters and dust collectors for dust control.

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The petrochemical sector requires operational efficiency with maximum security. This means products that are designed to work in the harshest environments with optimum control. Rotolok can provide explosion and flame proof valves to ATEX standards and also bespoke equipment with specialised options.

Rotolok valves ensure that plant and operator safety is met and exceeded. For more information please contact us regarding our range of ATEX certified valves.

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Rotolok products have been used in the pharmaceutical processing industry for many years and we have a wide range of stainless steel and hygienic equipment to ensure that the highest standards of hygiene and sanitary are met.

With having such a broad range of products, from proven standard valves to proprietary equipment, this allows us to maximise operational efficiency as well as allowing maintenance access and procedures to be as simple as possible.

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If you are handling plastic pellets or powders, you can be confident in the knowledge that Rotolok over many years have developed products that are well equipped to handle even the most difficult of these materials without any degradation or damage – minimising wastage and maximising efficiency.

For example, our Offset Rotary Valve is the preferred product for plastics handling that provides a consistent feed of materials without jamming.

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Power & Energy

Rotolok have been supplying the power and energy industry for many years and has developed a range of products and valve options to cope with the nature of the products handled. We have large, heavy duty valves and rotors as well as hygienic rotary valves to handle any product or capacity required.

Our products can be customised or bespoke designed to meet your business needs – including Rotary Valves, Offset Rotary Valves, Blowing Seals, Pneumatic Conveying Diverters, Butterfly Dampers, Ni-Hard Plain Bend and Wearback Corners, plus many more.

Feed Processing
Food Processing
Mining & Minerals
Power & Energy

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Rotolok Testimonials

What our customers say

"I wanted to congratulate the entire team at Rotolok on the initial sales consultation, after sales support, technical documentation and most importantly the quality and reliability of your finished product. Notably the two ATEX certified rotary valves we bought from you last year have been faultless!" Rob Rogers, Technical Director, Gough Engineering
"You delivered the first 2 rotary valves in around 3 weeks, which was not only 1 week sooner than you quoted me, but an impressive 17 weeks faster than I was quoted by a competitor of yours!!” Richard Stanton, RAS Extraction Ltd
“I would like to take this opportunity to express my thanks to every staff member at Rotolok for their sincere support throughout. I would definitely recommend Rotolok to be considered on our future projects where advice is sought” Mechanical Engineer, Multi-National Project Management Consultancy
"We have been working with Rotolok for many years, throughout we have been overwhelmed with the product quality and especially the communication." General Manager, Major OEM Supplier, Lithuania
“The RotoFlex Valves arrived today and I could not be happier with them!” James Saker, Maintenance Technician at DDW, The Color House
“You may not know this but I bought twenty 250 drop through seals from Dan McCauley when he first started up in the mid to late 70’s. I think I picked them up from his home near Gatwick- they are still running perfectly!!” Duncan Marston, Former Director at C Marston and Sons (Now known as Heygates, Icklingham)
"Thank you so much for the prompt response and great support as always!” Multinational Consumer Goods Manufacturer
"I was really happy about the service and the fast responses I received.” Mischa Ruf, Process Engineer, Ingelia
"The specification was exactly as ordered and the Rotolok valve worked very well in every moment of production. We appreciate the interest to deliver the perfect product for our application." Alessandro Gonzalez, Mechanical Designer, IRIS S.R.L, Italy