Evaluated Alternative Fully formulated ADCA-free Polyethylene compounds for foamed cable insulation Borealis has launched a viable, ADCA-free replacement solution with the good process stability essential to achieving consistent data cable quality at high line speeds. This physical foaming advanced insulation solution based on high density polyethylene; has been formulated to enable excellent foaming in the gas injection extrusion of cellular insulation, at high line speeds, and to achieve the best possible electric performance within a broad spectrum of frequencies. To complement this Borealis also has developed ADCA-free chemical foaming solutions for multi-pair communication cables.