The standard HZ pig consists of a steel body with the brushes mounted on cantilever style leaf springs and (2) neoprene or polyurethane cups. This aggressive brush pig can be fitted with cups, discs or cup/disc combinations, gauging plate, transmitter, magnets and ring brushes. The brush bristles are available in carbon steel, stainless steel and prostran. The steel bristles are available in flat or round wire or substituted with pencil brushes.
The Drinkwater Difference