2026-04-10Views：
The air moisture standard after air compressor drying treatment will vary according to different applications and industries. Generally speaking, the moisture content of the compressed air after drying treatment should be very low to ensure the normal operation of the system and to prevent the adverse effects of moisture on the equipment and process.
In some standards, the water content of oil-free air compressors is usually not more than 80ppm (water content per cubic meter of gas is not more than 80 mg). However, the standards for dry air may be more stringent, especially for applications requiring a high degree of drying, such as the electronics, pharmaceutical or food industries. In these cases, the dew point temperature of the drying air may be required to be low, for example -40°C or lower, to ensure an extremely low moisture content.
In addition, for pneumatic components and systems, the recommended water content dew point level should be within a certain range to ensure that the compressed air will not condense water at a specific working temperature. The general recommended dew point range is 3-10°C, but this will also be adjusted according to the specific application and working environment.
In addition to the dew point temperature, relative humidity is also an important parameter to measure the moisture content of dry air. The relative humidity of the dry air is usually required to be below a certain percentage, such as 40% RH or lower, which indicates that the moisture content of the air is low.
In order to ensure that the air dried by the air compressor meets the water content standard, it is recommended to regularly detect the moisture content in the compressed air, and adjust the working parameters of the drying equipment or replace the desiccant as needed. In addition, reasonable layout and design can also help reduce the moisture content of compressed air, such as the use of circular pipes, downward inclined pipes, and the installation of automatic drain valves.
Please note that specific air moisture standards may vary by industry, application, and region. Therefore, when selecting and using drying equipment and compressed air, it is recommended to refer to relevant industry standards, product specifications and application requirements to ensure compliance with requirements and obtain the best performance and results.
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Q: air compressor belongs to which category? A: belong to the general mechanical category of mechanical and electrical equipment. The "water-lubricated screw air compressor" produced by Shanghai Granklin Group almost covers our daily necessities, medicines, food, textiles
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