What is an Air Shower? Understand How It Purifies Air in One Article

2025.01.08
In modern places where extremely high environmental cleanliness is required, such as electronic chip manufacturing workshops, biomedical laboratories, and food processing factories, you can always see a device that looks like a passageway. This is the air shower. As Guangzhou Cleanroom Construction Co., Ltd., which has been focusing on the purification field for many years, today we will take you to deeply understand the mystery of the air shower.
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I. Appearance and Basic Structure of the Air Shower

The air shower is generally in the shape of a cuboid and is usually made of metal, making it sturdy and durable. It has an enclosed space with transparent observation windows on both sides, facilitating people to check the internal situation when entering and exiting. The entrance and exit are equipped with electric doors or fast rolling shutter doors that can open and close quickly, effectively reducing the intrusion of outside air.
Multiple high-efficiency particulate air filters (HEPA) are evenly distributed at the top inside. These filters are the core "purification heroes" of the air shower. The surrounding wall panels not only play a supporting role but also have good sealing properties to ensure that the purification process is completed in a relatively independent space. The floor usually adopts an anti-slip design to ensure the safety of people entering and exiting and is also easy to clean and maintain.

II. Unveiling the Purification Principle

When people or goods need to enter a clean area, they will first step into the air shower. At this time, the fan system of the air shower starts and forcibly sucks in the outside air. When the air passes through the primary filter, larger particles of dust, hair, and other impurities will be initially intercepted, just like a "rough screening" for the air.
Then, the preliminarily filtered air is sent to the high-efficiency particulate air filters. These HEPA filters have extremely tiny pores and can capture particulate matter with a particle size of 0.3 microns or even smaller, with a filtration efficiency of over 99.97%. After this "fine screening", the clean air is ejected in the form of high-speed air currents from the top air outlets at multiple angles and in all directions.
For people entering the air shower, the high-speed air currents will blow repeatedly from the head to the feet and from the front to the back, blowing away dust, microorganisms, and other pollutants attached to the work clothes from the surface of the human body. The same is true for goods. The air currents penetrate through all the gaps of the goods to ensure that the pollutants on their surfaces are removed. The blown-off pollutants enter the air circulation system through the return air inlet at the bottom of the air shower and are filtered again. This cycle repeats continuously to purify the air.

III. The Crucial Roles of the Air Shower in Different Industries

  1. Electronic Chip Manufacturing
On the production line of electronic chips, even extremely tiny dust particles can cause serious problems such as chip short circuits and performance degradation. As the "first checkpoint" for entering the production workshop, the air shower strictly controls the impurities carried by people and materials, creating an almost dust-free ultra-clean environment for chip manufacturing, ensuring the yield rate of chips, and helping the electronics industry move towards higher precision development.
  1. Biomedical Field
For biomedical laboratories and production workshops, a sterile environment is crucial to the quality of drugs and the accuracy of experimental results. The air shower can effectively block the invasion of external germs and microorganisms, prevent cross-contamination, ensure the safety of each batch of drugs and the reliability of each experimental data, and safeguard the cause of human health.
  1. Food Processing Industry
The hygiene and safety of food are of the utmost importance. The air shower can prevent dust, hair on workers' bodies, and small flying insects and other foreign objects from the outside from mixing into the food processing area, avoiding food contamination and allowing consumers to eat with confidence, guarding the safety on the tip of the tongue.

IV. The Outstanding Advantages of Cleanroom Construction's Air Showers

As a professional manufacturer of purification equipment, the air showers of Guangzhou Cleanroom Construction Co., Ltd. have unique features. We adopt advanced manufacturing processes to ensure excellent overall sealing of the air shower, minimizing air leakage and improving the purification effect.
In terms of filter material selection, we carefully select high-quality HEPA filters, which not only have outstanding filtration efficiency but also a long service life, reducing the cost of frequent filter replacement for enterprises. At the same time, we focus on user-friendly design. The operation interface of the air shower is simple and easy to understand, and different wind speeds, air shower times, and other parameters can be customized according to customer needs to meet diverse usage scenarios.
In addition, Cleanroom Construction's air showers have also made great efforts in energy conservation. By optimizing the fan system, we ensure strong wind output while reducing energy consumption, saving operating costs for enterprises and achieving a win-win situation for environmental protection and benefits.
Although the air shower may seem small, it plays an indispensable purification role in many industries. Guangzhou Cleanroom Construction Co., Ltd. will continue to focus on the purification field as always and continuously provide customers with high-quality air showers and other purification equipment to help various industries create a clean and worry-free production and working environment. If you have any requirements for air showers or other purification equipment, please feel free to contact us!
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