CAF ® CASE STUDY Automotive Paint Problem: A car manufacturing plant were experiencing difficulties in removing painting sludge from their spray booth wastewater. The original vacuum filters had never achieved the performance required for the spray booths, which contained “robotic” spray equipment. Total Suspended Solids Results Influent 500-1000 ppm Effluent 10-15 ppm % Removal 98.5 % Chemical usage averages 1-3 ppm. The two C

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