Pump Systems supplied three Rotamix process mixing systems to the Mangere WWTP in Auckland, New Zealand. The systems were designed to mix three 8-10 metre diameter tanks containing a municipal sludge blend with solids concentrations as high as 6%. The unique flow pattern created by Rotamix’s fixed floor nozzles eliminates dead spots, reduces energy requirements … Continue reading Three Rotamix systems supplied for new sludge blend tanks at Mangere WWTP, Auckland