Henan mine crane co., LTD. Product introduction: Source built-in electric hoist reducer is introduced: Built-in reducer (also known as electric hoist speed machine) is one of the research and development of henan mine production electric hoist reducer, the reducer is modified CD/MD type electric hoist supporting the use of fine quality of reducer. Source built-in electric hoist reducer technology advantages: The reducer can reduce the electric hoist the whole length of the structure, saves the use of space, increase the use of factory space, improve the advantages of using efficiency; Structure is compact, sealed tight, no leakage; Grinding process of hard tooth surface gear, make mute effect significantly increased; Half a grease lubrication, maintenance-free features;