Headway Copper Cable primary , secondary and aeri

Headway copper cables are mainly in three main models of telephone cables, made of pure copper with diameter of 0.4mm to 0.65mm. for aerial , underground, and duct installations: 1. HYA Structure: copper core, PVC sheath, PE insulation 2. HYAC Structure: annealed copper conductor, solid polyolefin insulation, jelly filled, polyester coated aluminum tape (PAP) longitudinally wrapped, PE sheathed local communication cable 3. HYAT Structure: annealed copper conductor, solid polyolefin insulation, jelly filled, polyester coated aluminum tape (PAP) longitudinally wrapped, PE sheathed local communication cable 4. HYAT 53 Structure: annealed copper conductor, solid PE insulation; jelly filled, double sheath, armored with corrugated steel tape. Inner packing: Delivery on steel drums, strong enough suitable for handling, long distance shipment and storage 5. HYAT23 Structure: annealed copper conductor, solid PE insulation; jelly filled, double sheath, armored with two layers of galvanized steel tape.Outer packing: Wooden battens to be used to protect the drummed cable or even a metal tape secured outside