Hand hoi?st as a small daily lifting tools. Because it is easy to carry and easy to operate, it has been widely used. "Save effort and save time" is the reason why people use the hand gourd. But sometimes construction personnel in pulling hand pull calabash found: suddenly hand zipper can not pull or to use a lot of strength to pull. This means that the tension of the hand pulling gourd has increased.
Is the same lifting equipment, why have electric hoist, hand hoist (manual chain hoist) this manual lifting equipment or not eliminated? Today by hand pull gourd factory changshu seagull small make up for you to analyze hand pull gourd (manual chain gourd) compared with electric hoist, hand pull gourd (manual chain gourd) advantage is reflected in where.
Hand hoist is a small short distance lifting equipment, can be used in a variety of environments, small today will tell hand hoist in the underground use must be careful of several matters.
Lifting chain is an important component of chain hoist. Many customers do not know the processing process of lifting chain, changshu seagull today for you to elaborate on several major processing process of lifting chain.