The ceramic bag filters and insulated filters from ProcesoNova are used across nearly all industrial sectors, thanks to their various types, models, sizes, and custom or specialised designs. Each type of filter also comes in different models and sizes.
FCR.PN M100
Main features of these filters:
Construction shapes: Square, rectangular, and cylindrical.
Models: Monobloc, modular, and panel-type.
Manufacturing materials: Painted St37b, galvanised steel, AISI 304, 316, 316L.
Flow rates depending on size and model: From 1,000 m³/h to 250,000 m³/h. (For higher flow rates: custom-designed solutions available.)
Emissions: <1 mg/Nm³.
Automatic cleaning systems: Using compressed air jets.
Cooling systems for the fluids to be treated: Air-to-air heat exchangers.
Filter bags: Various types, sizes, and filter materials depending on the fluid to be filtered.
Equipment for high-temperature applications: Special or ceramic filter bags.
Equipment for explosive atmospheres: ATEX-rated.
Special equipment: Tailored to customer requirements.
Suitable for atmospheres containing any type of suspended particles (dry, humid, oily, and fibrous), as well as fumes and high-temperature particulates. Applicable to any industrial sector where there is a risk of releasing suspended solid particles, either indoors or outdoors.
High-temperature bag filters are among the most advanced and efficient technologies for the purification of industrial flue gases, particularly in processes that generate high-temperature emissions. These filters are designed to capture fine particles and pollutants produced in industrial operations such as incineration, metallurgy, cement production, and other sectors where emissions reach extreme temperatures. Moreover, ceramic filter bags and other innovative technologies are transforming how bag filters perform in high-temperature environments, enhancing the efficiency, durability, and sustainability of these systems.
High-Temperature Resistance:
High-temperature bag filters are specifically designed to withstand and operate efficiently in environments where the gas temperature to be filtered may exceed 250°C, reaching up to 450°C or more, depending on the materials used. This is made possible by the high thermal resistance filter bags, which are manufactured from special materials such as glass fibre, aramid (Nomex), Teflon, and more recently, ceramic. These materials ensure continuous performance under extreme heat conditions.
Advanced Filtration Technology:
Like conventional bag filters, high-temperature bag filters use the principle of filtration through media to capture dust particles and contaminants. However, in these high-temperature systems, bag cleaning is carried out using Pulse Jet technology (high-pressure air injection), which allows the removal of accumulated dust without interrupting the gas flow, thus maintaining operational efficiency.
Flue Gas Purification Systems:
In industries such as metallurgy, waste incineration, cement production, and other high-temperature applications, bag filters play a crucial role in purifying the exhaust gases or fumes generated. These fumes often contain fine particles of heavy metals, ash, soot, and other toxic pollutants that need to be removed in order to comply with environmental emission regulations. High-temperature bag filters help capture and retain these contaminants effectively, preventing them from being released into the atmosphere and contributing to air pollution.
Ceramic Filter Bags: One of the most notable innovations in the field of high-temperature filtration is the use of ceramic filter bags. These bags are made from advanced ceramic materials, such as ceramic fibre and alumina, which provide excellent resistance to heat and abrasion. Ceramic filter bags are capable of withstanding extremely high temperatures, making them ideal for applications in high-temperature industrial processes such as waste incineration, metallurgy, and energy production.
Advantages of Ceramic Filter Bags:
Superior Thermal Resistance: Ceramic filter bags can withstand temperatures of up to 900°C or more, far exceeding the limits of conventional filter bags.
Long Durability: Their resistance to extreme heat conditions as well as corrosive chemicals ensures a longer lifespan.
Improved Filtration Efficiency: Ceramic filter bags possess advanced filtration properties, allowing for more efficient capture of fine particles and gases.
Bag Filters with Special Coatings: In certain industrial processes where temperatures are extremely high and the gases contain corrosive substances, conventional bag filters can be coated with special materials that enhance thermal resistance and system durability. These coatings can be made from silicone, Teflon, or ceramic coatings, which protect the bags and extend their lifespan.
Advanced Temperature Control Systems: Modern high-temperature bag filters often include temperature control systems to ensure that the filtration process remains within optimal operating ranges. This is particularly important in applications where the gas temperature may fluctuate, which could impact filtration efficiency and filter performance.
High Filtration Efficiency: High-temperature bag filters are extremely effective at capturing fine particles and harmful gases, even at elevated temperatures. This enables industrial processes to maintain high levels of operational efficiency and environmental compliance.
Regulatory Compliance and Emission Reduction: Flue gas purification through bag filters is an ideal solution for meeting stringent environmental regulations that limit emissions of particulate matter and harmful gases. These filters help reduce emissions of particulate matter, sulfur dioxide (SO₂), nitrogen oxides (NOx), and other hazardous pollutants present in industrial fumes.
Long Durability and Low Maintenance: Thanks to advanced filter bag technologies, such as ceramic bags, and automatic Pulse Jet cleaning systems, high-temperature bag filters require less maintenance and have a longer service life. This translates to lower operating costs and higher long-term profitability.
Resistance to Extreme Conditions: The ability of high-temperature bag filters to withstand extreme heat and abrasion makes them suitable for the most demanding industrial environments, such as incineration, metallurgy, and energy production.
Waste Incineration Industry: High-temperature bag filters are used in waste incineration plants, where the fumes generated during the combustion of solid waste reach extremely high temperatures. These filters are crucial for capturing fine and toxic particles, such as heavy metals and dioxins.
Metallurgical Industry: In metal production, particularly in high-temperature furnaces, bag filters are used to capture fumes generated during the smelting and processing of metals. Ceramic filter bags are particularly useful in this sector due to their ability to withstand extremely high temperatures and their resistance to abrasive metals.
Cement Manufacturing: In cement plants, where kilns operate at temperatures exceeding 1,000°C, high-temperature bag filters are essential for filtering the dust generated during the calcination and cooling processes.
Power Generation: In power generation plants that burn fossil fuels, high-temperature bag filters are used to capture particles and toxic gases generated during the combustion of coal, oil, and natural gas.
Ceramics Industry: Ceramic kilns that reach temperatures of over 1,000°C also employ bag filters to capture fine particles released during the firing and drying of ceramic products. Ceramic filter bags are used in these processes to ensure efficient filtration at extreme temperatures.
Conclusion
High-temperature bag filters are essential for the purification of industrial flue gases, especially in processes where the gases reach extreme temperatures. Thanks to ceramic filter bags and advanced cleaning technologies, these filters not only ensure superior performance and regulatory compliance but also offer increased durability and operational efficiency in challenging industrial environments.
Contact us for more information on how our high-temperature bag filters can optimise your flue gas purification process and improve compliance with environmental regulations.
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