Pretreatment Tunnel

The waterfall counter-flow system Indispensable prerogative The waterfall counter-flow system for a perfect surface quality are phosphodegreasing and washing of pieces before coating. According to the quality You intend to reach and to the pollution degree present on the piece, it is possible to carry out two or more stages in succession. The system modularity allows to use hot and cold stages in order to meet the requirements of the most sophisticated treatment cycles (iron phosphates, zinc phosphates, chromate treatment, etc.) according to the waterfall counter flow system which can be connected to purification systems and demineralizers with process water recirculation. Thanks to the waterfall counter flow system, the washing water is used again to feed the hot treatments tanks. This way, one gets a considerable water, heat and chemical product saving.

 

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