The production line at Dopla’s Treviso factory has benefited considerably from the new Robuschi vacuum unit. (Picture: Robuschi)
Innovative Screw-type Vacuum Pump

Screw Vacuum Saves Energy and Water

Dopla, one of Europe’s major producers of plastic tableware and disposable food containers, has chosen Robuschi vacuum pumps based on screw compressor technology for its thermoforming operations. The new Robox WS 65/2V/3F screw vacuum compressor unit has improved process efficiency while reducing consumption of both power and water.

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The race is on for AODD pumps to move volume faster and more cost effectively. In head-to-head comparisons with the competition, the Wilden Pro-Flo Shift Air Distribution System proved it is not just an incremental improvement in ADS technology, but an entirely new way of looking at how pneumatic pumps operate (Picture: Pump Solutions Group)
AODD Pumps

Comparing Different AODD Variants: The Proof is in the Pump

The benefits of using air-operated double-diaphragm (AODD) pumps are not unheard of. However, figuring out which one in the market best suits your needs might be a cumbersome activity. This article presents the results of headto-head comparisons between the top AODD pumps and the final data acquired during those tests. The results will help illustrate the impact differing ADS technologies have on air consumption, energy use and overall flow rate.

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Storage tanks are difficult to empty or “strip” of highly viscous media. (©leungchopan - stock.adobe.com, Netzsch)
Screw Pumps/Tank Storage

To the Last Drop – How Pumps Can Become Efficiency–Enablers for Tank Farms

How screw pumps strip out even highly viscous media – When emptying an oil or fuel tank (a process refferd to as stripping), quite often residual product of the highly viscous media is left behind. But does it have to be that way? Pumps with excellent intake at low NPSHr values can in fact completely empty tanks – even of crude oil and bitumen. And one technology in particular outperforms the rest...

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Repose piles show cranberry powder, copper solution for vitamins and chlorophyll powder — several of the powders produced by Summit Custom Spray Drying. (Picture: Kason/Phil Degginger)
Spray Drying

Spray Drying of Foods and Pharmaceuticals – A Process Worth the Powder

More than just instant coffee — Spray–dried powders are widely used throughout the food and pharmaceuticals industry. While these products are easy to use, the required processes are actually quite challenging: Production methods have to be efficient, easy to handle and fully hygienic. Therefore, plant operators will have to take a closer look at the properties of spray dryers…

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