Sludge from Pretreatment Process in Aluminum Car Body
I am interested in the pretreatment method at the paint process for car body build by aluminum and steel. Due to the need for simultaneous pretreatment at the same line, Zinc phosphate are usually introduced and high volume of fluorine are used for edging the aluminum.
So I have concerns about the sludge including fluorine. If the production volume of aluminum body will be increased in the near future,
2)I would like to the recycle process for the sludge.
- Atsugi, Kanagawa, Japan
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