JK-4.5×2.5 Widened Single-Rope Wrap-Type Large Mine Hoist
In 2014, Jinmin Group developed and manufactured the JK-4.5×2.5 single-rope winding-type large mine hoist for Chicheng Coal Mine of Gansu Huating Coal Industry Group Co., Ltd., equipping it with a ZZL-1400 large planetary gearbox and a medium‑high pressure constant‑deceleration braking system. The unit was completed and delivered to the customer in May 2015, with installation and commissioning finalized by year’s end.
