A coarse filter bag is a type of filter bag used to filter large particles or impurities. Generally speaking, the filtration accuracy of coarse filter bags is between 10 microns and 100 microns. Coarse filtration bags are commonly used in the field of liquid filtration, such as water treatment, food and beverage, pharmaceuticals, chemical industry, etc. The materials commonly used for coarse efficiency filter bags include polypropylene, polyester, nylon, etc. According to different filtration applications and requirements, different filter bag forms can also be selected according to needs, such as bag filter bags, membrane filter bags, cylindrical filter bags, etc.
Understand when singeing, calendaring, water and oil repellent treatment, anti-static construction, PTFE coating, or membrane may be reviewed for dust filter bags.
Review common causes of rising baghouse pressure drop, including filter bag blinding, cleaning issues, moisture, dust loading, cage fit, airflow, and system checks.
See how moisture, condensation, acid gases, oxygen, HF, and acid dew point can affect dust filter bag material review before selection.
Prepare dust collector filter bag RFQ details for material review, including temperature, gas chemistry, oxygen, moisture, dust behavior, current bag material, dimensions, quantity, and photos.