Courses : Forest Ecology Lecturer :Frischa Adellia Semester : 4thSemester, 2022/2023 Session Sieve Filtration Filter filtration is a separation method that uses filter media, such as filter paper, cloth, or other materials, to filter solid particles dissolved in a liquid. Basically, this process involves passing a mixture of liquids and solids through a filter medium, which allows the liquid to pass through the filter while the solid particles are trapped inside. The basic principle of filter filtration is that solid particles larger than the filter pores will be blocked and trapped on the surface or in the pores of the filter media, while smaller liquids will pass through the media without being blocked. Some examples of filter filtration applications include coffee filtration to separate coffee grounds from hot water, oil filtration to remove dirt or sediment, and water filtration to remove particles dissolved in water. The advantages of filter filtration include simplicity, low cost, and can be performed without the need for sophisticated equipment or technology. However, the disadvantage is that filter filtration may not be effective for very fine particles or for liquids containing large amounts of particles, as it can clog the filter pores. Therefore, choosing the right filter media according to the size of the particles you want to filter is the key to the success of the filter filtration process. In the filter filtration process, the selection of appropriate filter media is very important to ensure successful separation. Some factors to consider when selecting filter media include: 1. Pore size: The filter media must have a pore size appropriate to the particles to be filtered. Pores that are too large can allow unwanted particles to pass through the filter, while pores that are too small can clog and hinder fluid flow. 2. Mechanical strength: The filter media must be mechanically strong enough to withstand fluid pressure without breaking or being damaged. This is especially important in applications involving high pressure or strong flow. 3. Filtration capability: The filter media must be effective in filtering the desired particles without significantly impeding liquid flow. This means the filter media must have optimal retention levels for certain particles. 4. Regeneration capability: In some applications, the filter media can be regenerated or cleaned for reuse. Therefore, the ability of the filter media to be cleaned or regenerated without reducing its performance also needs to be considered. In addition to the factors above, the choice of filter media can also be influenced by factors such as cost, sustainability and ease of use. By considering all of these factors, selecting the right filter media can help ensure the success of the filter filtration process in separating solid particles from liquids efficiently and effectively. In conclusion, filter filtration is an important separation method in a variety of applications, involving the use of filter media to filter solid particles dissolved in liquids. This process is based on the principle that larger solid particles will be blocked by the filter media, while smaller liquids can pass through the filter. The advantages of filter filtration include simplicity, low cost, and the ability to be performed without sophisticated equipment or technology. However, selecting the right filter media according to the size of the particles you want to filter is very important for the success of the process. By considering factors such as pore size, mechanical strength, filtration ability, and regeneration ability, selecting the right filter media can help ensure the success of the filter filtration process. Thus, filter filtration is an effective and efficient method for separating solid particles from liquids in a variety of industrial and laboratory applications.