用去离子水冲洗超滤器中的清洗液后，使漆液再返回超滤装置重。

Flush cleaning solution from the ultrafilter with D. I. water and return paint to the unit.

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为闭路冲洗系统提供清洗液，冲洗掉由电泳槽中带出的浮漆，提高油漆利用率，从而得到清洁的产品。

To provide a rinse solution to achieve the closed loop system, which will remove dragout, enabling high paint usage and resulting in clean coated products.

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