KF-X8 Structure:single-strand bare copper ,polythene insulated two insulated wire twist together as couple,polythene or PVC or non-haloge jacket. Strand:GB YD/T 1019-2001.It is suitable for over-head and pipe outdoor and it could prevent the water.It is abso apply to 10Base T, 100Base T,ATM high speed internet. Token ring TP-PMD,te-lepone,multi-media and some other netwoks. 1 100±15 17.00 2.04 62.30 61.00 4 18.81 4.05 53.27 48.96 8 17.72 5.77 48.75 42.94 16 20.00 8.25 44.24 36.92 25 19.32 10.42 41.33 33.04 31.25 18.04 11.72 39.88 31.10 62.50 16.54 16.99 35.36 25.08 100 15.11 21.98 32.30 21.00