What bag bag is used for oil resistant, waterproof, high temperature resistant

Choose different cloth bags according to different temperatures.

Within 150 degrees, you can use water-repellent, oil-proof, anti-static, commonly known as three-proof dust collector cloth bags.

More than 200 degrees, you can choose a laminated high-temperature dust collector bag.

Generally speaking. There are the following types of high-temperature dust-resistant bags, which can be selected among these kinds of dust-removing bags:

PTFE high temperature dust bag parameters:

Gram weight: 750

Thickness: Operating temperature: 260

Instantaneous temperature: 280

Acid Resistance: Excellent.

Alkali resistance: Good.

It is suitable for complex working conditions such as chemical industry, waste incineration, and high-temperature liquid filtration.

PPS high temperature dust bag parameters:

Gram weight: 500

Thickness: Operating temperature: 190

Instantaneous temperature: 232

Acid Resistance: Excellent.

Alkali resistance: excellent.

It is suitable for dust collection and treatment of filter coal-fired boilers, garbage incinerators, and power plant fly ash.

Parameters of glass fiber dust removal bag:

Gram weight: 1000

Thickness: Operating temperature: 280

Instant temperature: 300

Acid Resistance: Excellent.

Alkali resistance: excellent.

It is suitable for high-temperature flue gas industries such as steel, metallurgy, carbon black, power generation, cement, and chemical industry.

P84 dust bag parameters:

Gram weight: 500

Thickness: Operating temperature: 260

Instantaneous temperature: 280

Acid Resistance: Excellent.

Alkali resistance: medium.

It is suitable for coal-fired boilers, liquid bed boilers, waste incineration, asphalt plants, cement plants, waste incinerators, etc.

Parameters of Fromex dust bag:

Weight: 800

Thickness: Operating temperature: 280

Instant temperature: 300

Acid Resistance: Good.

Alkali resistance: Good.

It is suitable for steel, smelting, ferroalloy, chemical industry, cement, calcium carbide, waste incineration, electric power, asphalt mixing, etc.

Metas Dust Bag:

Gram weight: 500

Thickness: Operating temperature: 204

Instant temperature: 250

Acid Resistance: Medium.

Alkali resistance: medium.

It is suitable for asphalt, cement, steel, non-ferrous metals, lime, dust, metallurgy, plastics, carbon black, coke, tobacco and other industries.

250℃。

Generally, when the flue gas temperature is lower than 120 and the filter material is required to have acid resistance and durability, polyester flannel cloth and polyester needle felt are often selected; When dealing with high-temperature flue gas (<250), graphitized glass cloth is mainly used; In some special cases, carbon fiber, glass fiber, PPS, P84, DWD, PTFE, fluoromex, basalt filter media, etc. are selected.

Generally, the temperature resistance of polyester filter bags is below 120 degrees, the temperature resistance of PPS filter bags is below 180 degrees, the temperature resistance of PTFE filter bags is below 280 degrees, and the temperature resistance of glass fiber filter bags is below 300 degrees. The most expensive is the PTFE filter bag, which has a long service life due to high temperature resistance, generally about 5 years; Fiberglass filter bags can withstand high temperatures, which is cheap, but has a short service life, generally within 1 year.

Generally speaking, it is said that it can reach 280 degrees, but the real words cannot reach that high. It should be at 240 degrees. Don't believe it when you say that the resistance is so high.

Whether a dust collector bag can be used for a long time is not determined by temperature alone, but also takes into account factors such as acid and alkaline corrosion, whether it will be hydrolyzed, etc. It depends on the working conditions.

It can be up to 280 degrees.

The equipment that separates the dust from the flue gas is called a dust collector or dust removal equipment. The performance of the dust collector is expressed in terms of the amount of gas that can be handled, the loss of resistance as the gas passes through the collector, and the dust collection efficiency. At the same time, the first time of the dust collector, the operation and maintenance costs, the length of service life and the difficulty of operation and management are also important factors to consider its performance.

Dust collectors are commonly used in boilers and industrial production.

It is more economical to operate at a temperature of no higher than 230 degrees.

Looking at the quality of the cloth bag, it can generally be 100 300 degrees.

110-300 degrees depending on the filter bag.

Now there is a kind of ceramic fiber filter element, Aibo fiber, which can remove dust for 1000 high temperature flue gases, reaching ultra-low emissions, less than 5mg m3

High-temperature cloth bags are mainly made of high-temperature resistant fibers such as P84, expanded glass fiber, and ultra-fine glass fiber through textile and non-woven processes, which have the characteristics of good thermal stability, high filtration efficiency and long service life. It is mainly used in dust collectors under various high-temperature flue gas conditions; DWD high-temperature cloth bags are used for the parts with harsh working conditions, and polyester cloth bags are used for ordinary dust collection parts.

Generally, when the flue gas temperature is lower than 120 and the filter material is required to have acid resistance and durability, polyester flannel cloth and polyester needle felt are often selected; When dealing with high-temperature flue gas (<250), graphitized glass cloth is mainly used; In some special cases, carbon fiber, glass fiber, PPS, P84, DWD, PTFE, fluoromex, basalt filter media, etc. are selected.

The high-temperature dust bag is the core of the bag filter, and the maximum temperature resistance of the general bag filter does not exceed 130, which cannot be used in the industries of thermal power generation, cement and garbage incineration. The high-temperature dust bag of more than 130 is completely stress-free for it, and it is also corrosion-resistant, waterproof and oil-proof, and the general service life can reach up to 4 years. However, depending on the environment and the different operation protection operations during use, the service life will be slightly different.

The biggest advantage of high-temperature dust-resistant bags is that they can be used for smoke and dust treatment under high-temperature conditions; Some of the high-temperature dust-resistant bags can withstand high temperatures of 240 degrees Celsius, and are widely used in the smoke and dust treatment of industrial furnaces such as cupola furnaces, intermediate frequency furnaces, electric furnaces, smelting furnaces, ferrosilicon furnaces, submerged heat furnaces, calcium carbide furnaces, coal-fired boilers, etc., with high dust removal efficiency.

The best way to remove high-temperature dust from more than 200 to 1000 is to use CF high-temperature ceramic fiber filter element to remove dust, and the single dust removal reaches the national ultra-low emission of 5mg m3It provides clean, high-temperature gas for processes such as waste heat** in the back-end process, and does not clog the heat exchanger, etc. Yixing Aibo Fiber's ceramic fiber filter cartridge can be completed in one go.

The high-temperature dust-resistant cloth bag can adapt to the working conditions and environment with high temperature, and better provide users with a stable use experience!

High-temperature dust filter bags are made of two or more kinds of high-temperature resistant fibers mixed and layered composite to achieve high and new physical and chemical properties. It has the characteristics of high temperature resistance, high strength, acid and alkali corrosion resistance, wear resistance, bending resistance, etc., after different surface chemical treatment and finishing technology, it also has the characteristics of easy ash cleaning, water and oil resistance, anti-static, etc., suitable for 200°C-300°C series products.

Compared with glass fiber bags, high-temperature dust-resistant bags have significantly improved abrasion resistance, bending resistance and peel strength, and can bear high filtration loads. The filtration speed can reach more than that, and the running resistance is low. Compared with the synthetic chemical fiber high-temperature filter material, it overcomes the weaknesses of large elongation, large deformation, low temperature resistance and poor corrosion resistance of chemical fiber filter material. The product has good dimensional stability and strength, and is lower than other high-temperature resistant chemical fibers.

Dust bag refers to the matching cloth bag in the bag filter, which is made of non-woven fabric and woven fabric. In the production process of thermal power generation, steel, cement, chemical and other industries, a large amount of dust and smoke will be generated, which will cause serious pollution to the atmosphere and the human body, therefore, the state has formulated strict requirements for the air emission of such enterprises, and bag dust removal is widely used as an ideal dust removal method, and the dust bag (dust filter bag) is known as the heart of the bag filter, which plays a very important role in the dust removal effect.

Standard Group's dust bags can be operated continuously at a temperature of 204 (instantaneous temperature 250) and can withstand repeated temperature fluctuations of 250 hours, while having excellent dimensional stability, with a thermal shrinkage rate of less than 1% at a temperature of 250 °C, with excellent high temperature stability. Good chemical resistance at low concentrations of acids and alkalis and most hydrocarbons do not affect it, and even small amounts of fluoride do not significantly corrode it. High-temperature dust bag filter material has been proven to be widely used in the field of high-temperature filtration, and can maintain high strength and high wear resistance for long-term use.

It is widely used in asphalt, cement, steel, non-ferrous metals, lime, dust, metallurgy, drying, gravel, gypsum, plastic, carbon black, coke, shipbuilding, tobacco and other industries.

When the dust-containing gas enters the bag dust collector, the dust with large particles and large gravity settles down due to the action of gravity and falls into the ash hopper, and the gas containing finer dust is retained when passing through the filter material, so that the gas can be purified, and many industries can see it.

Generally, when the flue gas temperature is lower than 120 and the filter material is required to have acid resistance and durability, polyester flannel cloth and polyester needle felt are often selected; When dealing with high-temperature flue gas (<250), graphitized glass cloth is mainly used; In some special cases, carbon fiber, glass fiber, PPS, P84, DWD, PTFE, fluoromex, basalt filter media, etc. are selected.

It is important to control the speed at which the flue gas passes through the filter media (called the filtration rate) during the operation of the baghouse. Generally, the filtration speed is that the efficiency of particles greater than 99% can reach more than 99%, and the resistance loss of the equipment is about 980-1470pa.

High-temperature dust-resistant bag is a kind of dust removal equipment used in high-temperature environment, mainly used in dust filtration and emission in flue gas, with the following benefits:

1.High temperature applicability: The high-temperature dust-resistant bag can work in a high-temperature environment, and is suitable for the filtration and discharge of high-temperature flue gas, with a wide range of applicability.

2.High dust removal efficiency: The high-temperature dust-resistant bag has excellent filtration capacity, which can effectively filter out the particles in the flue gas and reduce air pollution.

3.Long service life: Due to the sturdiness and durability of the material, the high-temperature dust bag has a longer service life, which can reduce the cost of replacement and maintenance.

4.High safety: The use of high-temperature dust-resistant bags will not produce secondary pollution, and has the characteristics of non-flammable and non-explosive, which can ensure the safety of the workplace.

5.Good environmental protection: When the high-temperature dust-resistant bag is used, it can effectively reduce exhaust emissions, reduce environmental pollution, and achieve the effect of energy saving and environmental protection.

High temperature resistant dust bag is a filter material used for dust removal in high temperature environment, and its main features and advantages include:

Excellent high temperature resistance: high temperature resistant dust bag can withstand heat and oxidation in high temperature environment, generally can withstand high temperature of more than 250, and some can even reach more than 450, so it can maintain good filtration effect and service life in high temperature occasions.

High filtration efficiency: The high-temperature dust-resistant bag is made of high-quality non-woven materials, which can effectively filter out the fine dust and particles in the air, with high filtration efficiency and can meet many high-precision filtration requirements.

Strong corrosion resistance: The high-temperature resistant dust bag is made of specially treated materials, which can effectively prevent the erosion of chemical substances and ensure its service life and filtration effect.

Wide range of application: high-temperature dust-resistant dust bag is suitable for dust removal in various high-temperature environments, such as electric power, steel, cement, chemical and other industrial fields, as well as dust removal requirements in some high-temperature special environments.

High safety: The high-temperature dust-resistant cloth bag is made of non-toxic, harmless and environmentally friendly materials, which can be used safely and will not cause harm to the human body and the environment.

In general, high-temperature dust-resistant bags have the advantages of high-temperature resistance, high-efficiency filtration, corrosion resistance, wide application range and high safety, so they are widely used in the field of dust removal in high-temperature environments.

High temperature resistance: special chemical synthetic fiber material is used, which has good high temperature resistance and can be used for a long time in a high temperature environment.

Corrosion resistance: The material has good chemical stability and corrosion resistance, and can adapt to the treatment of a variety of acid and alkaline exhaust gases.

High filtration efficiency: The surface of the bag is smooth, the filtration efficiency is high, and it can effectively capture fine dust, smoke and other particulate matter.

Long life: It has a long service life, is not easy to age, wear and tear, and is durable.

Easy maintenance: Easy to clean, only frequent cleaning or water flushing is required to restore the filtration efficiency of the filter bag.

Environmental protection and energy saving: use high-temperature dust-resistant dust bags for dust removal, without the use of chemicals and other additional equipment, to achieve the purpose of environmental protection and energy saving.

Wide range of applications: It is suitable for the treatment of high-temperature and highly corrosive waste gas in various industrial fields, such as steel, cement, chemical, electronics and other industries.

Due to the above advantages, high-temperature dust-resistant bags have been widely used in industrial waste gas treatment and have been favored by more and more enterprises.

The dust bag is an important accessory on the bag dust collector, so it is very important to choose the dust bag, especially the high-temperature dust-resistant bag, because there are too many varieties of high-temperature dust-resistant bags, and each has its own advantages, so the choice is very important.

The wear of dust bags is mainly related to the design, application, manufacturing and installation quality of the dust collector. The abrasion process starts locally, but as long as small wear holes are formed, they will quickly spread, causing greater bag damage. Therefore, strengthening the inspection and detection during operation and early detection of small wear are also important factors to avoid large-scale filter bag wear.

The high-temperature dust-resistant bag has the characteristics of high temperature resistance, high strength, acid and alkali corrosion resistance, wear resistance, and bending resistance.

High temperature resistant dust removal cloth bags are widely used in steel plants, cement plants, power plants, non-ferrous metal smelting, carbon black plants, chemical plants, garbage incinerators, asphalt concrete mixing plants, food processing plants, wood processing. After PTFE impregnation and other surface chemical treatment and finishing technology, the high-temperature dust-resistant cloth bag also has the characteristics of easy ash cleaning, water and oil repellency, anti-static, etc.; High temperature resistant dust bag and series of products suitable for different temperature ranges such as -300.

Compared with glass fiber filter media, the high-temperature dust-resistant bag has significantly improved wear resistance, bending resistance and peel strength, and can bear high filtration load. The filtration speed can reach more than that, and the running resistance is low. Compared with the synthetic chemical fiber high-temperature filter material, the high-temperature dust-resistant bag overcomes the weaknesses of large elongation, large deformation, low temperature resistance and poor corrosion resistance of the chemical fiber filter material. Dimensional stability, strength is better, and ** lower than other high-temperature resistant chemical fibers.

The selection of dust bag is very important, it directly affects the dust removal effect of the dust collector, and the selection of dust bag is mainly selected from the temperature, humidity and chemistry of the gas, particle size, dust concentration, filter wind speed, and dust removal method. Dust removal bags are generally divided into pulse dust removal filter bags, rapping dust removal bags, and back-blowing dust removal bags according to different ash cleaning methods.