Crane Pulley

Crane pulley is a part of crane hoisting mechanism, which bears wire ropes with hooks. Weihua customize pulley blocks for your overhead cranes and gantry cranes.

1. Application: Electric Hoist, winch, bear wire ropes and hooks of cranes.

2. Crane pulley block is simply constituted by some fixed pulleys and movable pulleys.

3. Crane pulley is widely used in cranes, winches, lifters and elevators.

4. When the number of wire-rope strands is odd, the rope end should be fixed on the movable pulley, and when the number is even, the rope ends should be fixed on the fixed pulley; when the number is even, should reduce one fixed pulley; when the pulling direction is opposite to the moving direction of weights, should add one fixed pulley.

5. For light and medium duty Overhead Crane, its pulley could be cast by gray cast iron HT15-33 and ductile iron QT-10; for heavy duty overhead crane, the material could be cast steel ZG25 or ZG35; and for big-diameter (D＞800mm) pulley, it could be welded by carbon steel Q235-A.

Product Categories : Crane Components > Mechanical Parts