With the environmental pressures being placed on metal finishers today, finding “greener” technologies that are more environmentally friendly and cost effective is a big focus. The solution chemistry (or pH) can be of alkaline (> 7.0), acidic (< 7.0) or neutral (= 7.0) in nature. Although chemical immersion strippers are most widely used today, electrolytic stripping is gaining more popularity. Chemical immersion strippers have a limited bath life. Acidic strippers, such as mineral acids (i.e.- nitric acid, etc.) are tenacious on racks, causing dehydration of the plastisol coating … [Read more...]