Low Friction Crane Pulley Block Hot Rolling Cast Steel Crane Spare Parts

Low Friction Crane Pulley Block Save Effort And Change The Direction Of Force

Crane Pulley Block Introduction:

It is a fixed pulley that the hook group cooperates with. It is fixed on the structure and is composed of several fixed pulleys and movable pulleys. It can save labor and change the direction of force action.

Classification of pulleys:

Pulleys can be divided into working pulleys and balance pulleys, which are commonly used machines that can rotate around the central axis.

Material of pulley:

The material of pulley is generally HT15-33 cast iron, and ZG35Ⅱ cast steel is often used for grab buckets and cranes for special purposes. In order to improve the efficiency of the pulley block and improve the conditions of use, the bearings of the pulley are all rolling bearings.

Pulley rope groove:

When selecting the pulley rope groove, the radius of the rope groove is often taken as R=0.6d, and the contact surface between the wire rope and the rope groove is required to be as large as possible.

Use of pulley block:

The pulley block is widely used in cranes, hoists, elevators and other machinery, and is an important part of lifting machinery.

Crane Pulley Block Photo: