Study on Improvement of Pinhole in"Wet on Wet"Spraying Process for Automobile Coating

ZHANG Jin-xing[1];ZHAN Meng[2];TANG Xiao-feng[1];ZENG De-ming[1]

ZHANG Jin-xing[1];ZHAN Meng[2];TANG Xiao-feng[1];ZENG De-ming[1]

Modern Paint & Finishing ›› 2021, Vol. 24 ›› Issue (4) : 43-45.

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Modern Paint & Finishing ›› 2021, Vol. 24 ›› Issue (4) : 43-45.

Study on Improvement of Pinhole in"Wet on Wet"Spraying Process for Automobile Coating

ZHANG Jin-xing[1];ZHAN Meng[2];TANG Xiao-feng[1];ZENG De-ming[1]

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Abstract

The advantages of"wet on wet"spraying process for automobile coating were introduced.In view of the pinhole problem,the causes were analyzed,and the improvement methods were put forward from the aspects of temperature and humidity setting,flash drying condition control,program parameter optimization and paint improvement.

Key words

"wet on wet"spraying process;pinhole;parameter optimization

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ZHANG Jin-xing[1];ZHAN Meng[2];TANG Xiao-feng[1];ZENG De-ming[1]. Study on Improvement of Pinhole in"Wet on Wet"Spraying Process for Automobile Coating[J]. Modern Paint & Finishing. 2021, 24(4): 43-45