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Classification and function of water treatment filter element
Now on the market, according to the use of the filter element can be divided into life water purifier filter element and industrial water treatment filter element. Today Xiaojian mainly introduces us to the industrial water treatment filter element, so that we have a good understanding of the classification and use of the filter element. First, PP melt-blown filter element Food grade polypropylene as the material, the selection of the international general gradient diameter process production, after heating and melting, spray, traction, acceptance molding and made
PP cotton filter core production and processing technology
PP cotton filter is the selection of non-toxic and odorless polypropylene particles, through heating melting, spinning, traction, withstand forming and made of tubular filter. If the material is mainly polypropylene, it can be called PP cotton filter. The structure of PP cotton melt-blown filter core is a coarse outer fiber, a fine inner fiber, a loose outer layer and a tight inner layer. The unique gradient deep filtration forms the three-dimensional filter slag effect, which has the characteristics of high porosity, high retention rate, large pollution absorption, larg
How to determine the filtration effect of the filter
We know that the filter is mainly the use of a special filter medium to complete the entire filtration process, and is now widely used in metallurgy, chemical, paper, fuel and other industries, with the widespread use of filtration equipment, whether it is used or not, customers are very concerned about the problem of determining the filter power of the filter. So how to determine the filter power? 1, we need to add pressure to the filter: You know that in addition to the filter cloth can increase the rate, the appropriate addition of pressure can also increase th
How to choose filter element in hydraulic working environment
First, the effect of the filter element Solid particle pollutants have harmful effects on hydraulic and lubrication systems, and each hydraulic and lubrication system has its own requirements for the content of pollutants in the oil, that is, the policy cleanliness of the system. When the content of solid particle pollutants is lower than the policy cleanliness of the system, the system can operate normally and well. When the content of solid particle pollutants is higher than the policy cleanliness of the system, the operation function, operation reliability and operation life of the s
Six types of filters and the primary role
High-pressure pipeline filter (A): located on the outlet pipe of the pump, it has the role of maintaining that pollutants do not enter the system. Thus, the concentration of pollutants in the system can be controlled. However, because it is a high-pressure main line, it is subject to the pulsation and pressure impact of the pump, so the material and strength of the filter element should be carefully considered. 1, air filter: located on the tank, with the prevention of pollutants due to changes in the amount of oil in the tank with the air into the tank. Therefore, the filtratio
Enhance the filtering effect of the filter from those aspects
The use of filters is particularly wide, such as medical, food and beverage, paper making, printing and other industries have the use of filters this filter medium to purify the production environment, in order to reduce environmental pollution, improve environmental protection effect, we can produce a variety of stable quality filter element and filter device, However, it is also necessary to use the right way to better improve the filtering effect, focusing on the following points First, give the filter the appropriate pressure: choose the suitable material of the filter membr
What is the filtration performance of the dust filter element
Filter power of dust filter element On the one hand, the filter power of the filter element is related to the filter material structure, on the other hand, it also depends on the dust layer formed on the filter material. From the filter material structure, the filter power of short fiber is higher than that of long fiber, and the felt filter material is higher than that of fabric filter material. From the formation of the dust layer, about the thin filter material, after cleaning, the dust layer is destroyed, and the efficiency is reduced a lot, while the thick filter material,
Structure and basic principle of bag filter
The structure and basic principle of the bag filter is often selected in the filter selection time, the bag filter is generally referred to as the bag filter, which is a separation equipment that uses filter chemicals to obtain solid fine particles from dust gas. Because there are fewer one-time investment projects, lower operating costs, and high extraction efficiency than the cyclone separator, the industry is used in the industrial production of the pharmaceutical industry. I. Structure and basic concepts: Structure of bag filter. In a cylindrical tank, there a
How are filter products tested for integrity
Integrity detection method the microbial interception test can quickly and directly determine the filtration and removal ability of filter products, and the non-destructive integrity test can also indirectly reflect the microbial interception ability. General hydrophilic filter material filters often use bubble point method (BP) and forward flow method (FF) (also known as diffusion flow), you can also use pressure retention method or pressure attenuation method to test the need for indirect measurement of air flow according to pressure changes. These are four common ways to nond
The difference between bag filter and steel filter
Bag filter and steel filter are two common filter devices, filter element is the most important part of the filtrate filter, its role is to screen pollutants from the filtrate or purify, to meet the requirements of liquid filtration, bag filter element is a filter element commonly used in filtrate filter, It has the characteristics of large filter area, low filter pressure, high filtration efficiency, and can filter out large pollutants, and is widely used in various industrial fields. Although they can be used for purification and filtration, there are still differences, and understanding the
What is the difference between glass fiber filter paper and ordinary filter paper
Glass fiber filter paper is a glass fiber filter paper graded according to density. The clever combination of course and fine fibers gives it a particularly good load capacity, fast flow rate and the ability to retain small particles, which makes glass fiber filter paper the best choice for a variety of applications where the life of the filter needs to be extended, such as a filter membrane prefiltration. 1. The intake surface of glass fiber filter paper is made of coarser fiber, and the outlet surface is made of finer fiber. This high-density double-layer filter material can effectively inte
Folding filter used in what industries
The folding filter element is a deep filter element, which is generally used in security filters to filter suspended particles, rust and other insoluble solids, and is used to protect the inlet water source of the reverse osmosis membrane. In the purchase of stainless steel folding filter, many users do not know from which aspects to test whether the stainless steel folding filter is qualified and high quality, because the stainless steel folding filter manufacturers launched various stainless steel folding filter prices are uneven, choose cheap, but also afraid of poor quality,
Folding filter element after production cleaning method
Cleaning method of filter element After the production of PP filter element and PP folding filter element used in industrial production, thorough cleaning of the filter element can minimize the physical blockage of the film, and it is also the requirement for preservation or integrity detection after the production of the filter element. Timely cleaning of the filter element can not only achieve good filtration effect, but also extend the service life of the filter element. Cleaning method suggestion 1. Soak the filter element with 1%NaOH solution (30-60℃) for 2 h
Why is the stainless-steel filter generally welded
Stainless steel filter generally has large working pressure and high working temperature, and the filter end cap bonded with filter glue generally does not have high temperature work, and too much working pressure may lead to the crack of filter glue and the end cap is removed. Therefore, stainless steel filter element is generally welded to connect the end cap and the filter joint. Features of welded stainless steel filter element: 1, the shape is stable, the impact resistance and alternating load capacity is better than other metal filter materials.
The wide application and precautions of folding filter element
The application range of the folding filter element is wide, which can be used for the filtration of beverages, wine, mineral water, cooking oil and other drinks. It is also used for the filtration of chemical solvents, some cosmetics, ink. The wide application and use precautions of folding filter element are as follows. 1, folding filter element is a deep filter element, it has the advantages of low-pressure difference, good filtration accuracy, and low economic cost, and is loved by the majority of consumers. It has wide chemical compatibility, large circulation and low-press
Filter cotton performance advantages and cleaning methods
In many filters' equipment, high efficiency filters are indispensable components, they largely determine the filtration effect of the equipment, so we need to make a comprehensive understanding of their performance knowledge before using the equipment! Filter cotton performance advantages and cleaning methods: First, the performance advantages of filter cotton 1. The thickness of this product is about 4-25mm. 2, the adsorption capacity of benzene is more than 90%, and the adsorption capacity of iodine is more than 1000mg/g.
Several factors affecting the cleaning effect of filter element
Filter cleaning effect is affected by what factors, I believe that most friends do not know much about this problem, because they rarely contact this thing, so it is still relatively unfamiliar, so today we will simply talk about this topic, in general, the factors affecting the filter cleaning effect of four aspects: pressure size, gas cleanliness, filter material, filter structure. 1, the air pressure is too small Is absolutely not clean filter surface accumulation of powder, in the case of filter strength tolerance, the greater the better, the general painting equipment manufa
Which kinds of bag filter can be divided into under different circumstances
Bag filter is a kind of industrial filtration equipment, widely used in pharmaceutical, food, chemical, water treatment and other industries, in the field of liquid filtration has a very important position. It is mainly composed of filter bags, filter buckets, import and export pipes and supports. Substances entering the filter will pass through the filter bag, under the action of the filter bag, solid particles and other impurities in the liquid are intercepted on the filter bag, and the filtered liquid is discharged through the outlet at the bottom of the filter bag. Different filter bag mat
Why stainless steel titanium rod filter is the ideal water purification device
Stainless steel titanium rod filter uses titanium powder sintered filter element, which is a titanium rod filter element, usually used for coarse filtration or intermediate filtration, has the advantages of high precision, high temperature resistance, corrosion resistance, high mechanical strength, and is widely used in the pharmaceutical industry. It is 316L or 304 stainless steel and meets GMP standards. Titanium rod filters can remove different colors, odors and heavy metal substances in clean water, such as mercury, lead, cadmium, zinc, iron, manganese, chromium, etc., and can also remove
Oil and gas filter applications
Oil and gas are an important basic industry, and also has an important strategic position in the international industry, the normal operation of key operating facilities and equipment in the field of oil and gas, which depends on the support and selection of various models and series of natural gas filters. Why choose natural gas filter element? The selection of natural gas filter element is closely related to its industrial characteristics. In the natural gas transmission process, various factors will produce various impurities such as dirt in the
How do coalescing filter elements filter and separate oil and water
Coalescing filter element is widely used in hydraulic lubrication system of key equipment. The working principle of the coalescing filter element is that droplets of oil, water and other liquids are captured by microfibers inside the coalescing device. These micrometer-level fibers form a tortuous channel to the air flow, forcing solid particles and liquid droplets to be captured by microfibers under the action of three filtration mechanisms: inertial collision, diffusion interception and direct interception. The surface tension of the liquid causes small droplets to coalesce in
Types and applications of industrial filter elements
The role of the filter element is to remove impurities, particles, moisture and other harmful substances that are mixed or produced in the fluid of the operating system. Whether it is oil-water separation filter element, filter element to remove particle impurities, water purification filter element, or even dialysis filter element, the fundamental role is filtration, separation and purification, more and more application scenarios in various industries, but also indispensable industrial filter products. Hydraulic oil filter is mainly used to eliminate the solid particles in the
Requirements and selection of filter element in lubrication system of fan oil station in power plant
Boiler combustion in power plants consumes large amounts of coal and air. The pulverized coal is provided by the mill, and the air required for coal transportation and combustion is provided by the blower and the induced draft fan. The bearings of high-speed and large flow fans need lubrication stations to provide lubrication and heat dissipation functions. The lower the particle impurity content in the lubricating oil, the longer the bearing life, the cleanliness of the lubricating oil has a great impact on the service life of the bearing, and the particles in th
Function and selection of compressed air filter element in power plant air compressor system
Function and selection of compressed air filter element in Power plant Air compressor system (1) Compressed air is not only widely used as a power source, but also a process gas source with a variety of uses, and it is also widely used in the power industry. There are a large number of impurities in the compressed air, and its sources are mainly: 1) Solid particles - a typical urban environment contains about 140 million particles per cubic meter of the atmosphere, of which about 80% of the particles are less than 2μm in size, air compressor installed suct
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.