... cracking as surrounding.4.single strength steel member, fill fiber compound, APL(Aluminum polymer tape) wrapped, and PSP wrapped ... , black PE sheath warrped. 3.Center strenght member: steel wire 4.filling compound5.armored tape: steel tape, aluminum tape. ... CATTV, Long Distance, Backbone, Local Area Network. Technology parameter:Fiber core qtyFiber cable diameter(mm)Weight(kg/km)Pulling(N)Pressure ...