Bag Filter
Hebei Quanlang Technology Co., Ltd. is a high-tech enterprise integrating production, research and development, sales and integration, focusing on the air filtration industry for more than 20 years, the main products are prefiltration pleated air filter, medium bag filter, high-efficiency folding series filter, active carbon filter, fan filter unit (FFU) products and etc.
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Galvanized Steel Frame Synthetic Bag FilterIt is multi-pocket high efficiency filters with synthetic media for commercial applications, is a filter with synthetic media for high strength and removal of nuisance contaminants such as...read more -
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Why Choose Us
Quality Assurance
We have 100% quality guarantee to customers. Our products are manufactured or executed to very high standards, using the finest materials and manufacturing processes.
Wide Range of Product Uses
Our filters are widely used in many occasions, such as factory processing workshops, laboratories, hospitals, hotels, shopping malls, airports, etc. It is particularly suitable for large air systems such as air handling centers, terminal filters and fresh air fans.
Production Market
Our products are exported to Europe, America, Southeast, the Middle East of Asia, and other countries, quality and sales in the industry ranking far ahead.
24H Online Service
We try and respond to all concerns within 24 hours and our teams are always at your disposal in case of any emergencies.
Advantages of Bag Filter
High Filtration Efficiency
Bag filters can achieve high-precision filtration. The pore size of the filter material can be precisely controlled, enabling the removal of extremely fine particles.
Wide Applicability
They can be used to filter various fluids, including liquids and gases. For liquids, this encompasses water, oil, chemical solutions, and more. In the case of gases, they are effective in filtering air and various industrial gases. Moreover, bag filters can handle fluids with different viscosities and chemical properties, demonstrating strong adaptability in different industrial environments.
Good Chemical Stability
The materials used to make bag filters, such as polyester, polypropylene, and PTFE, have excellent chemical stability. They can resist corrosion from acids, alkalis, and organic solvents, making them suitable for filtering chemically aggressive fluids. This allows bag filters to maintain stable performance in harsh chemical environments and have a long service life.
Easy Installation and Replacement
Bag filter systems are relatively simple in structure, facilitating easy installation and connection to existing pipelines and equipment. Additionally, when the filter bag becomes clogged or reaches the end of its service life, the replacement process is straightforward. It can usually be completed quickly without the need for specialized tools or complex operations, minimizing system downtime.
Visual Inspection of Filtration Status
It is easy to visually inspect the filtration status of bag filters. By observing the color and degree of contamination on the surface of the filter bag, as well as the pressure gauge readings of the filtration system, it is possible to quickly determine whether the filter bag needs to be replaced or cleaned, facilitating timely maintenance and ensuring the stable operation of the filtration system.
High Filtration Flow Rate
Bag filters can be designed to have a large filtration area, enabling them to handle high flow rates of fluids. Even when filtering large volumes of fluids, they can maintain relatively stable filtration efficiency, meeting the needs of high-throughput filtration in industrial production.
Specification
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Product |
Bag Filter |
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Efficiency |
F5 F6 F7 F8 |
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Dimension |
Customized |
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Medium material |
Synthetic fiber/galss fiber/cotton |
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Frame |
Aluminum alloy/Galvanized steel/Plastic |
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Colour |
White, Orange,Green, Pink, Yellow |
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Bag number |
4-8 p |
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Max. temperature |
70°C |
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ISO/PM rating |
Filter Class ASHRAE |
Width* Height*Depth (mm) |
Airflow (m3/h) |
Pressure drop Initial (Pa) |
Pockets (no.) |
|
ePM10 70% |
MERV 11 |
592*592*600 |
3400 |
75 |
8 |
|
ePM10 70% |
MERV 11 |
287*592*600 |
1700 |
75 |
4 |
|
ePM10 80% |
MERV 13 |
592*592*600 |
3400 |
95 |
8 |
|
ePM10 80% |
MERV 13 |
287*592*600 |
1700 |
95 |
4 |
|
ePM10 85% |
MERV 14 |
592*592*600 |
3400 |
110 |
8 |
|
ePM10 85% |
MERV 14 |
287*592*600 |
1700 |
110 |
4 |
Filter Bags: These are the main components where the filtration process occurs. The material of the bags can vary depending on the type of dust and the temperature of the air stream. Common materials include polyester, polypropylene, and aramid fibers.
Baghouse: This is the enclosure that contains the filter bags. It is designed to withstand the air pressure and volume of the dust-laden air stream.
Cage: Inside each filter bag, a metal cage provides structural support to prevent the bag from collapsing under the pressure of the air stream.
Inlet and Outlet Ducts: These ducts guide the dirty air into the baghouse and direct the clean air out after filtration.
Cleaning System: Over time, dust accumulates on the surface of the bags, which needs to be periodically removed to maintain the efficiency of the system. This is usually done through a pulse jet cleaning system, where short bursts of compressed air are blown into the bags to dislodge the collected dust.
Application of Bag Filter
Brewing Industry
The brewing industry uses bag filters to separate grains from sugars, remove proteins from slowing the fermentation process, and also remove any unwanted solids prior to bottling.
01
Chemical Processing
Bag filters filter corrosive chemicals and fine particles from liquid streams, protecting equipment by removing solid impurities from process fluids.
02
Water and Wastewater Purification
To remove contaminants from water, bag filters along with other purification methods, such as the use of activated carbon or reverse osmosis, are frequently used.Filtering wastewater for reuse means having the capacity to eliminate all types and sizes of contaminants to meet regulations and ensure safety.
03
Food and Beverage Industry
Bag filters remove impurities from liquid foods such as juice, syrup and dairy products, and help maintain hygiene standards by filtering air and water.
04
Pharmaceutical Industry
Bag filters maintain a sterile environment by filtering contaminants and are used in the production of sterile injections and purified water.
05
Filtration Process of a Bag Filter
The filtration process in a bag filter system can be broken down into several stages:
Dirty Air Inlet: Contaminated air is directed into the baghouse through the inlet duct. The design of the inlet may include baffles to evenly distribute the airflow and reduce the velocity, which helps in preliminary dust settling.
Filtration: As the air flows through the filter bags, dust particles are captured on the outer surface of the bags. The clean air passes through the fabric of the bags and exits through the outlet duct.
Dust Collection: The collected dust particles form a cake on the surface of the filter bags. This dust cake actually aids in the filtration process by capturing smaller particles.
Cleaning: When the pressure drop across the filter bags reaches a certain level, indicating that the dust cake is too thick, the cleaning system is activated. A pulse of compressed air is sent through the bags in the reverse direction, which knocks off the dust cake into a hopper for disposal.
Packaging and Shipping
FAQ
We're professional bag filter manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy bag filter at low price from our factory. Contact us for quotation.
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