What details should be paid attention to in the drying and dehumidification of the spray booth?

发布时间:2021-05-17

High temperature dryer-ideal choice for drying and dehumidification in spray booths




Furniture, car shells, even railings and wires, the purpose of paint is to look beautiful, prevent oxidation, and extend the use time of spray paint. During the painting process, it may be found that sometimes bubbling and darkening of certain colors occur during the painting process, and sagging is also the most common phenomenon. These phenomena will seriously reduce the quality of the paint and cause poor oxidation of the painted objects, especially in the painting process. These phenomena are more likely to occur after using water-based coatings as paint raw materials.


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In the process of spraying various spray paints in the spray booth, the ambient air humidity in the spray booth will affect the volatilization of the solvent, thereby affecting the laminar flow and sagging performance of the spray paint. The volatilization of the solvent causes the temperature of the paint surface to be lower than the dew point temperature, and the generated water vapor will condense on the surface of the wet paint to form condensation, resulting in "whitening" of the paint film, and also reducing the adhesion of the coating, resulting in the coating It can be seen from the peeling that the environmental factors that affect the coating effect are temperature and humidity. If the temperature and humidity are too high, the gloss of the paint surface will be poor, it will appear not smooth and rough, orange peel will occur, and the paint film will be lighter and whiter.


In response to temperature problems, flexible control through the ventilation system. In view of the humidity problem, the humidity is controlled by industrial dehumidifiers.


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At the same time, the spray booth usually needs to dry more painted objects, so the required temperature will be relatively high. The working environment temperature of ordinary refrigerated dehumidifiers is 5-38℃, and the dehumidifier will be automatically maintained if it exceeds 38℃. And downtime. However, in the material drying room, the indoor temperature generally exceeds 40°C, so ordinary refrigerated dehumidifiers cannot work in this environment. At this time, a high-temperature resistant dehumidifier is needed, which is suitable for use in a high temperature environment of 55°C.


NAISIDA high temperature dryer is the ideal choice. NAISIDA high temperature dryer is a combination of drying and dehumidification. It only needs a small amount of electric energy to drive the compactor and electric heating to assist in heating, which can achieve the purpose of rapid drying and dehumidification of high-humidity materials. At the same time, during the whole drying process, there is no need to be guarded by a specialist, and there is no discharge of any pollutants. The operating cost is still very low. It is a very energy-saving and environmentally-friendly drying treatment plan.




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