TBM Special Drum Cable

 Mingnai Special Cable is a professional supplier of 3.6/6kV~12/20kV TBM Special Drum Cable, covering a full range of industrial special cables including Drum Cable, Flat Reel Cable, High Voltage Cable, Bus Cable, Drag Chain Cable, Electrical Installation Wire, providing one-stop customized solutions for medium-voltage mobile power supply in global tunnel engineering and TBM equipment scenarios.   This TBM special cable adopts short-pitch stranding structure. Its conductors are multi-strand fine-stranded tinned copper wires, strictly complying with GB/T 3956-2008 Class 5 standard, matched with double-layer conductor & insulation shielding (semi-conductive tape + tinned wire braiding) and high-strength ethylene propylene insulation. Its ground wires adopt high-density tinned wire braiding over 80% density, with optional 4~24 cores of single-mode/multi-mode optical fibers for photoelectric transmission. Combined with aramid braided reinforcement layer and wear-resistant, oil-resista…