Metal Finishing Pollution Control

The automotive, aviation and other metal finishers produce large quantities of rinsewater and spent process bath effluents. Changes in legislation and accepted practices have had an impact on the nature of the effluents produced and this had led to a change in treatment technologies. 

Biochemit Environmental Ltd have had over 35 years’ experience with these wastewaters. We can offer fully interpreted analytical services, laboratory scale treatability studies and full scale remediation packages. 

We offer the following services:-

• pH correction / metal precipitation
• Hexavalent chromium reduction and precipitation
• Cyanide oxidation and destruction
• Phosphate removal
• Electro-paint treatment
• Fluoride removal from pickling effluents
• Precious metal recovery
• Organic anodising effluent treatment
• Full automation including sensors and control panels
• Dosing pumps and day tanks
• Fully automated treatment plants
• De-ionisation plants
• Rinse water surveys to investigate the reduction of volumes and costs