水桶电梯

head and tail material:4mm carbon steel , head cover material:2mm carbon steel, Trunk thickness:2mm carbon steel, bearing seat plate material :12mm carbon steel, plastic bucket and PVC bucket belt, with tensioning device,explosion relief hole, inspection door, balance pipe and observation window,the arc drawer-type base , chain transmission, tail bearing: Fujian Yitai Ke, head bearing : Harbin brand, bearing seal没有泄漏。