A mechanical air filter with pleats is an example of a HEPA. High-efficiency particulate airflow filter is the name of the acronym. Theoretically, this kind of air filter can eliminate 99.97% or more of sand, pollen, mold, germs, and any other airborne particles smaller than 0.3 microns (m). The worst-case scenario is addressed with the diameter standard of 0.3 microns, the most penetrating particle size (MPPS). Even more effective are smaller or larger particles trapped. The efficiency rating is calculated using the worst-case particle size, 99.97% or higher for all particle sizes. Read More…
Clean Liquid Systems is a leading manufacturer of air and liquid filters. Our number one priority is to create the best filters that match the needs of our customers. We strive to have a fast turnaround while not reducing the quality of our products. Filtration is the only thing we do and ensure that we make our products right. We provide our customers with hundreds of years of experience and...
For more than 25 years, RoboVent's focus has been on the delivery of clean air and healthy environments in manufacturing facilities. This has earned us the leading position in the collection and filtering of airborne contaminants generated by metalworking and other industrial processes. We are passionate about providing clean air solutions to the industry, and this dedication to the cause brings...
Our world-class facilities set us apart from the competition. We work hard to make our customers happy with our air filters. We can provide what you need to keep your air clean in whatever industry you are in. Our goal is to exceed your expectations so you can focus on what you do best! Whether you need support in design, products, delivery, or support, we can supply it all!
Duraflow Industries is the premier aftermarket and OEM supplier of various filtration products. We feature a complete line of filters for applications such as air scrubbers, absorption of thousands of organic compounds, drinking water filtration, and waste water abatement. Our just-in-time production techniques allow us to maintain production flexibility and meet fast turnaround times. From...
We are Glasfloss, a leading provider of premium air filtration solutions for a wide range of industries and applications. With our unwavering commitment to quality and innovation, we strive to deliver exceptional products and services that ensure clean and healthy air environments.
At Glasfloss, we specialize in the production and distribution of high-performance air filters. Our...
Founded over three decades ago we have been providing exceptional air filters since our inception. We are dedicated to ensuring that our customers are receiving the highest quality products and services in the industry in order to keep them coming back to us for all of their needs. We provide some of the quickest turnaround times in the industry; allow us to put that service to work for you!...
MCR inventories a large stock of Cleanroom Fan Powered and Ducted Air Filters. The Mac 10 FFU is known for being the quietest filter available and has been tested below 5O dBA with a rated flow of 90 FPM. Its modular design fits conveniently into 2`x4` to 2x2 T-Bar drop ceilings, and with a low profile of less than 13" it permits installation into tight ceiling spaces. Contact our company today!
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HEPA Air Filter Operation
HEPA filters use a filtration mechanism comparable to a sieve, strainer, or net but far more complex and capable of capturing even the smallest airborne particles. The HEPA filter process has four mechanisms: electrostatic attraction, interception, diffusion, and impaction. The first items to be removed, like with all types of filters, are big and simple to catch. Then, progressively smaller particles are captured as filtering progress, beginning with the initial stages and continuing through finer materials.
HEPA Air Filter Design
The filters are usually constructed from fiberglass fibers randomly placed in densities. The fiber's diameter and thickness directly influence the filter's effectiveness and the proportion of its filtration ability. Like similarly efficient ULPA filters, HEPA filters tend to be extremely dense, which may necessitate a flow system with a more potent engine than a typical air purifier filter because of the additional power needed to move most of the air past the filter. As the air passes through the filter, particles are caught by the numerous interlocking fibers, preventing their recirculation back into the atmosphere.
HEPA Air Filter Fibers
Fibers of polyester or fiberglass with diameters smaller than one micron are densely woven together to create HEPA filters. A mesh labyrinth without a clear path is made by twisting, turning, scattering, and randomly placing the fibers in various directions. HEPA filters may capture particles as thin as 0.3 microns since the gaps between the fibers are less than half a millimeter wide. The threads of the HEPA filter were examined under a microscope to get the image below. The irregularity in the positioning of the fibers is seen below.
HEPA Air Filter Frame
A HEPA filter's frame may be constructed from a wide range of materials. The frames for manufacturing and industrial applications are typically constructed from hardy, sturdy, and long-lasting materials like carbon steel, aluminum, or stainless steel. However, the frame's size needs to be carefully considered because it can cause the pressure drop to increase due to its opposition to the airstream.
HEPA Air Filter Applications
HEPA air filters have a variety of uses. They are also essential in medical settings, including cleaning rooms, hospital operating and isolating rooms, and pharmaceutical manufacturing. The purest HEPA filter, which can also be combined with UV light to guarantee air purity, helps to prevent the spread of viral and bacterial illnesses in the air. Due to the extreme levels of cleanliness needed in the air, HEPA filters are also used in other applications, such as the circulation systems of newer cars and airplanes. HEPA filters are frequently utilized in industrial settings due to how good they are at capturing particles.
Biosafety Cabinet
The purpose of biosafety cabinets is to safeguard employees who handle dangerous products. They have vertical laminar airflow, a barrier for bacteria and airborne particles. The air that leaves the work area and is released into the environment is cleaned using HEPA filters. Biosafety cabinets come in three classes: I, II, and III. Safety for employees, the atmosphere, and products is provided by classes II and III. First-class cabinets are fairly simple and safeguard both people and the environment. Biosafety cabinets can successfully stop contamination, illnesses, and spreading of dangerous chemicals when used properly.
Hospitals Use HEPA Air Filters
Hospitals need HEPA filters, just like clean rooms, to stop patient contamination and the transmission of infectious and harmful diseases.
- Medical Suites - It is crucial to filter and maintain clean and clear air in operating rooms. HEPA filters are utilized to protect patients from airborne particles that could harm them while sensitive organs are exposed during medical operations.
- Incubators - Due to the nature of their immature immune systems, newborns are prone to various illnesses. In neonatal intensive care units, HEPA filters are particularly crucial for removing bacteria, viruses, and other infectious organisms from the air in incubators. In addition, they make sure that there are no germs in the airflow.
- Laboratories - Laboratories deal with harmful microorganisms and operate similarly to a clean room. The removal of germs, pathogens, and pollutants by HEPA filters under such circumstances is mandated by law to stop their spread outside the testing area.
Choosing the Correct HEPA Air Filters Company
To make sure you have the most positive outcome when purchasing HEPA Air Filters from a HEPA Air Filters Manufacturer, it is important to compare at least 4 Manufacturers using our list of HEPA Air Filters companies. Each HEPA Air Filters Manufacturer has a business profile page that highlights their areas of experience and capabilities and a contact form to directly communicate with the manufacturer for more information or request a quote. Review each HEPA Air Filters company website using our proprietary website previewer to get an idea of what each company specializes in, and then use our simple RFQ form to contact multiple HEPA Air Filters businesses with the same quote.
