Reduced temperature bottle washing goes into commercial operation
In commercial operations, bottle washers (BW) for returnable glass bottles are operated at temperatures sometimes well above 80 °C for safety reasons. Against a backdrop of rising energy prices, the question arises as to how far caustic temperature can be lowered, without sailing too close to the wind and causing problems in washing standards or in microbiology. Following pilot tests in the Fink Tec GmbH laboratory, appraisal tests have been carried out in bottle washer 1 at Stieglbrauerei zu Salzburg GmbH in Austria.
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