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Matters needing attention when using defoaming agent for spray coating ink

2025-03-10

When using the defoamer for spray coating ink, in order to ensure its best effect and avoid 

potential problems, you need to pay attention to the following aspects:


1. Choose the right defoamer

Different spray coating ink components and processes may produce different types of foam. 

Therefore, when choosing a defoamer for spray coating ink, you need to choose the appropriate 

model and specification according to the specific situation. This requires the user to have an in-depth 

understanding of the composition of the ink, process conditions and the characteristics 

of the foam in order to choose the most suitable defoamer.


2. Strictly control the amount of addition

The amount of defoamer for spray coating ink needs to be strictly controlled. Excessive use not only 

wastes resources, but may also have a negative impact on the performance of the ink, 

such as reducing the viscosity of the ink and affecting the printing effect. Therefore, before use, 

it is recommended to conduct a small test to determine the best addition ratio. At the same time, 

in actual use, the amount of addition should be adjusted in time according to the printing 

effect and foam situation.


3. Pay attention to the storage and use environment

The defoamer for spray coating ink should be stored in a dry and cool place, avoiding direct sunlight 

and high temperature. High temperature and humid environment may cause the 

performance of the defoamer to deteriorate or deteriorate. When using, ensure that the operating 

environment is well ventilated and avoid long-term contact of operators with defoamers to reduce 

potential health effects.


4. Pay attention to compatibility

When choosing a defoamer for spray ink, you also need to pay attention to its compatibility with the ink. 

Incompatible defoamers may cause ink stratification, precipitation or other adverse 

reactions, thereby affecting the printing quality. Therefore, when selecting a defoamer, it is best to 

conduct a compatibility test to ensure its compatibility with the ink.


5. Follow the supplier's advice

Different brands of spray ink defoamers may have different usage methods and precautions. 

Therefore, before use, you should carefully read the instructions for use provided by the suppliand follow 

their recommendations. This helps to ensure the best effect of the defoamer 

and reduce problems caused by improper operation.


6. Clean equipment and materials in time

Printing equipment and related materials should be cleaned in time after use to avoid residues of 

spray ink defoamers. Residues may affect  the quality of the next print and even damage the 

equipment. Therefore, cleaning should be thorough and timely.


7. Pay attention to the use effect and make timely adjustments

After using the spray ink defoamer, pay close attention to the foaming situation during the 

printing process. If the foaming problem is not effectively solved, the type or amount of 

defoamer should be adjusted in time, or consult professionals for help. This helps to ensure 

the stability of printing quality and improve production efficiency.


In summary

when using the spray ink defoamer, you need to pay attention to selecting the right defoamer, 

strictly controlling the amount of addition, paying attention to the storage and use 

environment, paying attention to compatibility, following the supplier's advice, cleaning 

equipment and materials in time, and paying attention to the use effect and making timely 

adjustments. These precautions help ensure the best effect of the defoamer and improve 

printing quality and production efficiency.