Discontinuous DSC screen changers from MAAG with their robust and leak-free operation meet highest quality standards with respect to melt filtration. Due to their constantly improved functionality continuous screen changers from Maag increase product quality significantly. DSC screen changers are based on the proven single-piston design that operates without any additional seals. Their sturdy construction available in all sizes and designs guarantees a reliable and leak-free fi ltration of polymer melts for many years.