Customized Sintered Filters

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Sintered Metal Fiber Felt for Deep Filtration - High-Quality China Suppliers and Factory Solutions

Introducing our premium filtration solution designed for outstanding performance and durability. This product boasts a large dirt-holding capacity and high filtration precision, ensuring slow pressure rise and an extended replacement cycle. Its high porosity and excellent permeability result in minimal pressure loss and a significant flow rate, making it ideal for various applications, Manufactured in China by leading suppliers, our filtration system offers exceptional corrosion resistance against acids, alkalis, organic solvents, and pharmaceuticals. It can withstand extreme environments with temperatures up to 480°C, ensuring longevity and reliability in demanding conditions. Furthermore, our filtration products are easy to process, mold, and weld, enhancing versatility for manufacturers, As a trusted factory in the industry, we deliver top-quality filtration solutions tailored to meet your specific needs. Experience the difference with our innovative and resilient products today!

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    Unguarded Sintered Felt

    Product Introduction

    Stainless steel fiber sintered felt is made of extremely fine stainless steel fibers (diameter accurate to micron) by non-woven paving, stacking and sintering at high temperature. The finished felt is formed by different pore size layers to form the pore gradient, which can be controlled to get very high filtration precision and larger dirt-holding capacity, with three-dimensional mesh, porous structure, high porosity surface area, pore size distribution uniformity, etc., which can continuously maintain the filtration effect of the filter surface.

    Because of the above structure and characteristics, the stainless steel sintered felt can effectively make up for the weakness of metal mesh easy to block, easy to damage, can make up for the powder filtration products are fragile, the flow of small shortcomings, with ordinary filter paper, filter cloth can not be compared to the temperature resistance, pressure resistance, and thus the stainless steel fiber sintered felt is the ideal high-temperature, corrosion-resistant, high-precision filtration material and a half.

    Unguarded Sintered Felt (1)
    Unguarded Sintered Felt (2)

    Product Specification Size

    • Standard size: 1000mmx500mm, 1000mmx600mm, 1000mmx1000mm, 1200mmx1000mm;
    • Maximum size: 1480mmx1000mm;
    • Standard material: SUS316L;
    • Dimensions within the above range can be customized according to the requirements of users.

    Unguarded Sintered Felt Application

    • Large dirt-holding capacity, high filtration precision, slow pressure rise, long replacement cycle;
    • High porosity and excellent permeability, small pressure loss and large flow rate;
    • Corrosion resistance, high temperature resistance, resistance to acid, alkali, organic solvents, pharmaceuticals and other corrosion, can be used for a long time in the environment of 480 ℃;
    • Easy to process, molding, welding;
    • According to the requirements of users, we can produce reinforced type, thickened type, with protective net and other specifications.

    Stainless steel sintered felt has excellent filtration performance, is the ideal high temperature, corrosion-resistant, high-precision filtration materials, widely used in polymer filtration, petrochemical high-temperature gas de-dusting, filtration of refining process, viscose filtration, ultrafilter pre-filtering, vacuum pump protection filters, Filter membrane support body, catalyst carrier, automobile air blast, fuel filtration of aircraft and ships, and hydraulic system filtration.

    Unguard Sintered Felt Specifications and Technical Parameters

    Unguarded Sintered Felt Specifications
    Note:
    • 1. Sintered felt production is carried out according to the provisions of GB/T20100-2016 stainless steel fiber sintered felt.
    • 2. The determination of filtration precision and dirt-holding capacity is carried out according to the regulations in GB/T18853-2002.
    • 3. The determination of bubble point pressure is carried out in accordance with the provisions of GB/T5249.
    • 4. Determination of air permeability is carried out in accordance with the provisions of GBIT5453, the pressure difference is 200Pa, the medium is air.
    • 5. Determination of breaking strength is carried out in accordance with the provisions of GBIT228.

    Iron-Chromium-Aluminum Fiber Sintered Felt

    Product Description

    Iron-Chromium-Aluminum Fiber Sintered Felt is a long-lasting, environmentally friendly, energy-efficient, high-temperature resistant, deformation-resistant, non-carbon-accumulating, flexible, foldable, and uniformly pore-sized metal fiber sintered felt. It features extremely high porosity and dust-holding capacity, making it widely applicable in fields such as automotive exhaust treatment, burners, boiler retrofits, gas air conditioning, glass annealing, food baking, ovens, heaters, coating and paper industries, and drying applications.

    Iron-Chromium-Aluminum Fiber Sintered Felt (1)

    High-temperature dust removal series: Iron-chromium-aluminum dust removal filter cartridges are a new type of filter material that can truly withstand high temperatures, operate in harsh environments, and provide excellent filtration performance. Compared to non-metallic dust removal filter bags, which have a maximum temperature resistance of no more than 300°C, and stainless steel dust removal filter cartridges, which have a maximum temperature resistance of no more than 450°C, iron-chromium-aluminum dust removal filter cartridges have a higher temperature resistance, reaching up to approximately 900°C. The filter material of iron-chromium-aluminum dust collection filter cartridges is made from iron-chromium-aluminum fibers that are opened by an opening machine, then processed into cotton through a special process, and finally sintered in a vacuum sintering furnace. Due to its deep labyrinth-like structure, it has excellent filtration performance. It is suitable for harsh high-temperature dust collection environments in industries such as steel, power generation, and waste incineration.

    Purification Series: Iron-chromium-aluminum fiber sintered felt is widely used as a filtration and purification material in chemical industries and diesel vehicle exhaust emission control systems compliant with Euro IV standards. The Fe-Cr-Al alloy porous body features a three-dimensional mesh-like structure with pore sizes of 0.1 mm and a porosity of 85%, making it the optimal choice for use as a catalyst carrier material.

    Product Characteristics And Features

    • 1. High temperature resistance of 1200°C.
    • 2. Strong cold and thermal shock capacity;
    • 3. No water absorption;
    • 4. Extremely small thermal inertia.
    • 5. Burning completely radiantly.
    • 6. Long service life.
    Iron-Chromium-Aluminum Fiber Sintered Felt (2)

    Product Specification Dimensions

    • 1. Standard material: 00Cr2AL6 iron chromium aluminum fiber.
    • 2. Standard delivery size: 500x500mm, 500x1000mm;
    • 3. Special specifications can be supplied according to the requirements of the demand side.

    Frequently Asked Questions (FAQ)

    What is the maximum temperature resistance of Iron-Chromium-Aluminum Fiber Sintered Felt?
    Iron-Chromium-Aluminum (Fe-Cr-Al) dust removal filter cartridges can withstand temperatures up to approximately 900°C for dust collection, and up to 1200°C for radiant combustion applications, making them far superior to standard stainless steel (450°C) and non-metallic bags (300°C).
    What are the standard sizes available for Unguarded Sintered Felt?
    The standard dimensions are 1000mm x 500mm, 1000mm x 600mm, 1000mm x 1000mm, and 1200mm x 1000mm. The maximum standard sheet size is 1480mm x 1000mm, and custom sizes can be manufactured upon request.
    Which standard materials are used for these metal fiber sintered felts?
    Unguarded Sintered Felt standardly uses SUS316L stainless steel. The Iron-Chromium-Aluminum sintered felt is made from premium 00Cr2AL6 iron-chromium-aluminum fiber.
    What are the main applications of Stainless Steel Fiber Sintered Felt?
    It is extensively used in polymer filtration, petrochemical gas de-dusting, refining filtration, viscose filtration, ultrafilter pre-filtering, vacuum pump protection, catalyst carriers, aerospace/ship fuel filtration, and hydraulic systems.
    How does the structure of sintered felt improve filtration performance?
    By stacking non-woven micron-diameter fibers and sintering them at high temperatures, the felt forms a multi-layered pore gradient. This three-dimensional mesh structure provides high porosity, uniform pore size distribution, low pressure drop, and a very high dirt-holding capacity.
    Can the specifications of these sintered felts be customized?
    Yes. Depending on application needs, we can produce customized dimensions, reinforced types, thickened types, and configurations equipped with protective nets or specific support meshes.