Refer to the national standard GY/T135-1998 for the production of physical foaming coaxial argon arc welded aluminum tube cable，It is widely used in cable TV, digital TV, CCTV, video transmission, security system and satellite TV. Trunk cable, branch distribution cable.
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| Item | Material | Diameter （mm） | |
| 1：Inner Conductor | Copper clad aluminum | 2.77士0.05 | |
| 2：Insulation | Foam PE | 11.43士0.1 | |
| 3 : Outer conductor | Tinned Copper Wire Braid | 12.71士0.05 | |
| 4：Hanging line | PE | 14.22士0.5 | |
| Impedance（Q） | 75士2 | ||
| Capacitance（pF/m） | 98 | ||
| Velocity of Propagayion | 87% | ||
| Installation Temp（℃） | -20-+60 | ||
| Operating Temp（℃） | -25-+70 | ||
| Screening Effectiveness（dBC） | >80 | ||
| Frequency（MHz） | Attenuation（dB/100m） | ||
| 5 | 0.52 | ||
| 55 | 1.77 | ||
| 211 | 3.58 | ||
| 400 | 5.02 | ||
| 550 | 5.97 | ||
| 750 | 7.09 | ||
| 870 | 7.68 | ||
| 1000 | 8.27 | ||
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