The filter cartridges from the CFR line have the widest range of application in Environmental Protection (compliance with emission values) and Systems Protection (like for example air filtration of car emissions), and are applicable in various types of industries such as: food, pharmaceutical, industrial, cement plants, mining, co-generation plants and painting facilities. The line of FAI FILTRI filtration cartridges for dust extractors guarantees excellent results in the widest variety of processes for separating the following types of dust: metallic dust (gold, silver, steel), food related powder (tea, powdered milk, powder condiments, etc.), dust from tableting, gas turbine, minerals (quarts, cement, chalk), ceramic dusts (glass and aluminum oxide), organic and synthetic dusts (rubber, wood, pigments, etc.).