1 - Conductor | : | Electrolytic annealed solid copper (CCITT Yellow Book Vol. III-2-G.541 B article, IEC 28 and ASTM B 3). |
2 - Insulation | : | Color coded foam skin polyethylene cladded with solid polyethylene (BS 6234 Type 03 - ASTM D 1248). |
3 - Stranding | : | Star quads or pairs are assembled into 10 pairs units. Groups having 25, 50 or 100 pairs are stranded together. |
4 - Filling Compound | : | Cable core is filled with a special jelly filling compound to avoid the water leakage into air spaces. |
5 - Wrapping | : | A non-hygroscopic and dielectric polyester tape is applied on the cable core longitudinally or helically. |
6 - Filling Compound | : | Secondary jelly filling is applied between wrapping and screen in order to provide waterproofness. |
7 - Screen | : | Both sides are coated with copolymer coated flat aluminum tape over cable core longitudinally for screening. |
8 - Inner Jacket | : | Linear low-density or medium-density, UV resistant black polyethylene inner jacket (ASTM D 1248). |
9 - Armor | : | Round galvanized steel wires are applied over inner sheath. |
10 - Outer Jacket | : | Linear low-density or medium-density, UV resistant black polyethylene outer jacket (ASTM D 1248). |