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High-pressure micro‑mist humidification vs. dry‑mist humidifiers: solutions for humidification and static‑electricity control in electronic manufacturing facilities.
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High-pressure micro-mist humidification VS Dry-mist humidifiers address humidity control and static‑electricity elimination in electronic manufacturing facilities.
In recent years, with the rapid advancement of electronic technology, electronic products have become increasingly dense and highly refined. To ensure product quality, the production environment in electronics manufacturing facilities has been subject to ever‑stricter requirements. Moreover, the production environment is closely linked to electronic manufacturing: an appropriate environment can enhance product performance, yield, and reliability, whereas an inadequate one can significantly impair production. To safeguard product quality in electronics workshops, humidity control is of paramount importance. Since cleanrooms for electronics must be sealed, air circulation within the facility is often limited, which can lead to static electricity buildup. The primary measure for mitigating static discharge in such environments is to maintain adequate humidity; electronics workshops should keep relative humidity at… 40~60%RH In this way, it not only prevents static electricity and slows down the aging of electronic components, but also creates a comfortable working environment for employees.
The impact of air humidity on electronic product manufacturing;
1.
It affects the performance of electronic devices and components. When humidity is too high, electronic components are prone to leakage paths, leakage currents, breakdown, and material aging; particulate contaminants adhering to workpieces—such as silicon wafers—are difficult to remove; and electrical insulating materials readily absorb moisture, thereby degrading their insulation properties. Conversely, excessively low humidity can cause plastics and insulating materials to dry out, shrink, deform, and even crack.
2.
High humidity can easily lead to condensation—manifesting as frost—inside precision electronic and mechanical equipment (such as computers, high‑power transmitters, and high‑frequency induction furnaces) and on their operating surfaces, thereby degrading the performance and operational stability of internal components and potentially causing leaks, open circuits, and other issues.
3.
When the humidity exceeds a certain critical threshold, it accelerates the corrosion of metals.
4.
Low humidity can easily lead to static electricity. In general, the relative humidity of the air should not fall below 40%。
5.
Humidity affects operators’ work morale, product quality, and production efficiency.
Therefore, electronic manufacturing facilities—particularly those producing precision electronic products—have varying requirements for indoor temperature and humidity. While there are numerous methods for humidification and cooling, not every humidification approach can meet all such needs. Consequently, it is essential to select an appropriate humidifier based on the specific requirements of the project in order to ensure compliance with the relevant constant‑temperature and constant‑humidity standards.
Selecting a humidifier appropriately requires a comprehensive assessment of several factors, including humidification performance, equipment cost, operating expenses, safety, control accuracy, and available power and utility resources (such as cold sources, heat sources, water supplies, and air supplies). This approach ensures that humidification needs are met without unnecessary waste, aligning with the fundamental principles of modern manufacturing. Below, we will primarily introduce two methods for humidity control and temperature regulation in electronic manufacturing facilities: the high-pressure fine‑mist humidification system and the Spray‑Bao dry‑mist humidifier system.
High pressure Mist Humidification System It utilizes compressed air mixed with water to produce a fine mist, breaking the water into tiny droplets for direct humidification of the space. This method is well-suited for large‑area humidification in electronic manufacturing facilities, offering low cost and significant advantages: high humidification capacity, energy efficiency, multi‑zone control, simple and convenient installation, no need for cleaning, and a long service life.
High-pressure micro‑atomizing humidification nozzle; the atomized droplet diameter is in 5~50 On the order of microns, this type of nozzle has its spray orifices created using a precision drilling machine, with an aperture size of… 0.1mm~0.5mm Among them, it is well-made and, compared with steam humidification, it saves on operating costs. 10 More than double; this series of nozzles requires no air assist and features a simple system design. The spray produces extremely fine droplets, with droplet sizes reaching… 3~50 Micron‑scale atomization, thorough misting, energy and water savings, low cost, excellent performance, no nozzle clogging or leakage, internal rotary self‑cleaning, stainless steel spray discs processed with advanced forging and pressing techniques, offering exceptional durability—making it superior to comparable nozzles. 2.5 Double the lifespan.
Spray Treasure dry-mist humidification system;
The PenShiBao dry‑mist humidifier employs the siphon atomization principle: supersonic‑speed mist particles are ejected from the nozzle and collide with particles from an adjacent nozzle, generating even finer mist droplets (dry mist) through a two‑stage atomization process. This achieves optimal atomization performance, with a mist particle diameter of… 5~10 mu m Level, with uniform and stable humidification, free of water droplets and bacteria, and featuring high humidification accuracy; its precision adjustment can meet the required relative humidity. ±3% requirements. It is widely applicable for humidification and electrostatic control in electronic manufacturing facilities, printing plants, paint‑coating workshops, and paper mills. This type of SprayBao dry‑mist humidifier is currently the highest‑performing compact gas–liquid mixing humidifier. Guangzhou Aogong Spray Equipment Co., Ltd. has introduced advanced foreign systems and, drawing on years of research and production experience in spray humidification, cooling, atomization, and industrial nozzles, has developed two product lines: impact‑type dry‑mist humidifiers and aerosol‑type humidifiers, each offering a range of flow rates and air volumes to meet the diverse needs of different customers and applications.
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