This line is designed for production of 6-35kv power cables with crossing-linking polyethylene(XLPE) insulation. Main Line Specifications: Vulcanization media: Nitrogen Extruders: 65mm + 150mm + 90mm Crosshead: 3-Layer co-extrusion Max. Line speed: 30m/min Pay-off reel size: 1600-2500mm Take-up reel size: 1600-3150mmType 3-Layer Co-extrusion CCV Line Insulation voltage arrange (kv) 6-35 Cross-section arrange (mm²) Copper core 35-630 Al. core 50-800 Max. weight of cable (kg/m) 10 Max. diameter of cable (mm) 70 Line speed (m/min) 0.3-30 Max. temperature of vulcanization tube (ºC ) 450 Technology method nitrogen for coring and water for cooling Catenary coefficient 200-150 Tube style semi-catenary Length of heating tube (m) about 36 Length of insulation tube (m) 6~13 Length of cooling tube (m) 54 Work pressure (Mpa) 0.8-1.6 Nitrogen purity ≥99.5% Extruder style 65-150-90 Energy consuming 1) Electric capacity max 1050KW 380V±10% 50Hz±2% 2) Water Water pressure 0.2-0.6Mpa15m³/h (reservoir circulation) 3) Compressed air 0.6-0.8MPa,0.5m³/h (instantaneous) 4) Nitrogen pressure 2.0-2.5MPa,purity 99.5%,consumption 4-8m³/h
