Particulate Filters VS Coalescing Filters
Brother Filtration Equipment Co.,Ltd
RO system, cartridge filter and filter housing solution provider
When determining the appropriate type of filter for your needs, the first crucial consideration is understanding the specific contaminants you aim to eliminate and the level of filtration precision required. Particulate and coalescing filters share the common goal of purifying a product, yet they target distinct types of impurities.
Moreover, coalescing filters exhibit an equivalent efficiency to particulate filters of the same grade in removing solid particles. However, it's important to note that particulate filters are not suitable for coalescing purposes.
Particulate Filters
Designed to extract solid particles from either liquids or gases, particulate filters operate based on their assigned grade, which dictates the size of particles they can capture. These filter grades typically range from .01 micron to 200 microns. Particulate filters function from the exterior to the interior: the unclean liquid or gas enters the filter, and the purified liquid or gas emerges. The internal structure is honeycomb-shaped, effectively capturing undesirable particles while releasing the purified product.
Coalescing Filters
Coalescing filters play a pivotal role in separating liquids and gases into distinct units, essential for scenarios such as water/gas, gas/oil, or fuel/gas separation, whether for purification or commercialization purposes.
The coalescing process involves two phases. Consider a water/gas mixture entering the filter. In the initial phase, the water and gas separate, with the liquid running along the fine fibers of the inner layer, forming larger drops that are subsequently drained away by gravity, separating them from the gas. The second phase involves a purification process to eliminate any remaining impurities from the gas, resulting in a clean and dry final gas product.