Plastic seat roller:

The main function of the unpowered drum is to transport goods by pushing goods manually.

The unpowered drum is composed of the following parts:

1. The cylinder body is generally made of round pipe. Commonly used steel pipe, plastic pipe, high precision high strength can be made of round steel;

2. The inner shaft is generally made of round steel. Cold drawn round steel can be used for small diameter, turning can be used for large diameter high precision;

3. The end cover is generally made of carbon steel. The small diameter small load can be processed by punching, while the larger diameter larger load capacity can be processed by turning;

4. The bearing can be selected according to the cylinder end cover.

It can be divided into the following types according to the surface treatment methods of cylinder:

1. Electroplate roller namely roller surface electroplate, common have zinc plating, also can plating chromium, nickel, etc;

2. The surface of the roller can be sprayed with plastic powder, which can also be treated by spray painting;

3. Rubber coated roller, that is, the surface of the drum is covered with rubber of various colors. The surface of the drum is soft reduces the wear of goods.