Jacks can be divided into screw jacks and hydraulic jacks according to their structural characteristics. Their working principles, characteristics and scope of use are different. In this article, we compare their different characteristics.
There are two types of hand chain hoists on the market: circular shell and triangular shell. They are not only different in shape but also in performance. So which is better? The answer is that triangular chain hoists are even better.
More than one chain hoists hoist together called a group hoist. In normal circumstances, group cranes are not allowed, because when one of the chain hoists fails, it will directly affect other lifting equipment and cause an accident.
Explosion-proof chain hoist can be widely used in petroleum, petrochemical, petrol station, oil depot, gas extraction, chemical industry, railway, and other potential fire and explosion dangerous environments.