The Henan stainless steel sintered felt filter cartridge uses a standard five-layer sintered mesh or can be customized as required. The standard five-layer mesh is composed of five layers of stainless steel wire mesh stacked and vacuum sintered, providing high corrosion resistance, good permeability, high mechanical strength, ease of cleaning and backwashing, precise filtration accuracy, hygienic media, and no wire shedding. It is suitable for precise filtration of lubricating oil, high-temperature and corrosion-resistant liquids, and hot air, widely used in power, metallurgy, paper, textile, steel, and petroleum industries.