1. IntroductionIn beer brewing, wort quality plays a decisive role in the flavor, clarity, and stability of the final beer. After the mashing process, the sweet liquid—known as wort—must be separated from the spent grain. This crucial step is called wort filtration (lautering), and it is primarily c

Sometimes, the filtering wort is so slow or even stop up, then it will takes longer time for wort filtering and it is not good for wort quality. The reasons for this situation may be the bad quality of the raw materials which caused terrible mashing and high-viscosity wort, or the misoperation durin