Technical parameter: main parameter of rolling materials :copper,aluminium and alloy tube etc. stainless steel tube,carbon steel,titanium and alloy tube outer diameter of tube blank 30-90mm wall thickness of tube blank 2.5-1mm 1.75-12mm length range 3000-16000mm 2200-6000mm outer diameter of finished products 25-63mmwall thickness of finished products 1-8mmround trip length of operating frame 1103mm operating length of pass 960 mm round trip frequency of operating frame 65-90 feed-rate range of tube blank 3-12mm swing angle of roller 42? 5? diameter of roller 490mm swing angle of roller 308.46? power of main motor 280KW semidiameter of winch 500mm