1. Metallurgy: Used for filtering hydraulic systems of rolling mills and continuous casting machines, as well as filtering various lubrication equipment.
2. Petrochemicals: Separation and recovery of products and intermediate products in refining and chemical production processes, purification of liquids, purification of magnetic tapes, optical discs, and photographic films in manufacturing, and filtration of oil field well water and natural gas for particle removal.
3. Textile: Purification and uniform filtration of polyester melt during wire drawing process, protective filtration of air compressor, and removal of oil and water from compressed gas.
4. Electronics and pharmaceuticals: pre-treatment filtration of reverse osmosis water and deionized water, pre-treatment filtration of cleaning solution and glucose.
5. Thermal power and nuclear power: Purification of oil for lubrication systems, speed control systems, bypass control systems of gas turbines and boilers, purification of feed pumps, fans, and dust removal systems.
6. Mechanical processing equipment: lubrication systems and compressed air purification for paper making machinery, mining machinery, injection molding machines, and large precision machinery, dust recovery and filtration for tobacco processing equipment and spraying equipment.
7. Railway internal combustion engines and generators: filtration of lubricating oil and engine oil.