An overview of beer filtration using cellulose fibers
The search continues for alternative filter aids in light of the growing number of problems associated with kieselguhr. Mid-sized breweries are particularly in need of solutions that can be implemented using their existing equipment. From time to time, research is published about pre-coat filtration using cellulose fibers. A systematic review [1] and assessment of the current literature yielded the following information regarding the basic properties of cellulose-based filter aids. It is possible to use cellulose fibers for pre-coat filtration if the beer has already been well-clarified. However, in order for this method to be economical, multiple regeneration cycles are necessary due to the high cost of cellulose as a filter aid.
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