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21 October 2025

Diatomaceous earth filtration – system design and troubleshooting

Filter aids | Filtration is an essential process step in the production of beer. It serves to separate unwanted solids from liquid to safeguard the microbiological and physical-chemical stability of the end product. Besides extending its shelf life, precise filtration also contributes to a beer’s sensory purity. Precoat filtration with diatomaceous earth in particular has established itself as a proven method here, as it enables a high filtration rate while ensuring gentle handling of the product.

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