Screen Cables, Shielded Cables

SUPERCAB" is a very reputed brand in the market for screen / shielded cables. Both types of screening. i.e. copper braiding as well as aluminium mylar with continuously running drain wire of 0.5sqmm tinned copper. A very huge stock is kept at our godown of such cable. Copper braided cables are more effective at low frequency i.e. For EMI Whereas Aluminium foil shielding are more effective at high frequencies i.e. For RFI Why use "SUPERCAB" screen cables?1) Improved Attenuation2) Improved Power scum crosstalk3) Less Noise Interference