Type:V-Belt Material:cast iron Material::Alloy steel,Carbon steel,Carburizing steel,Quenched and tempered steel Gear Machining:Gear Hobbing,Milling,Spiral gear cutting,Gear Cutting Forging or Casting:Sand casting Application:Mine crane,hoist,elevator Diameter of Gear Wheel::MAX.13 000 mm Diameter of Spiral Gear::MAX. 2 200 mm Certificate:ISO9001:2008 Machining Tolerance:+/-0.01mm Process:CNC machining Surface:customized Show More