santo gantry crane

2015年11月20日星期五

rare earth permanent magnet


electric wire rope hoists, everybody knows it's security is much better in   comparison with chain hoists. This principle is inseparable from its structure,   of which one of the wire rope hoist have its unique characteristics.

Reducer: using three fixed helical gear rotating mechanism, grabbing cranethe gear and the   gear shaft of heat-treated alloy steel box

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