There are many choices of materials for the main and side brushes of road sweepers to suit different cleaning needs and environmental conditions, the following are some common materials for the main and side brushes of road sweepers:
1. Natural fiber:

suitable for controlling dust or sweeping fine garbage.
2. Polypropylene (PP):

has good sweeping performance, is suitable for indoor or outdoor, including wet or high humidity areas, and has good dust control.
3. Polyester:

performs better in wet conditions and has a long wear life.
4. Nylon:
has good wear resistance and dust control ability.
5. Flat wire:
usually used for side brushes for outdoor cleaning.
6. Corrugated wire:
suitable for occasions where fine wires are needed for friction and is to help increase sweeping performance.
7. Reinforced PP:

has better wear resistance and corrosion resistance.
8. PP & crimped steel wire: combines the advantages of plastic and wire, and increases strength and durability.
9. Full crimped steel wire: provides higher wear resistance and strength.
The choice of these materials will affect the service life, cleaning effect and cost of the main brush and side brush of the road sweeper. For example, brushes made of nylon are favored for their good wear resistance and dust control ability, but the price may be higher. PP disc brushes are widely used for their cost-effectiveness and good versatility. Choosing the right material needs to be determined according to the actual cleaning needs and budget.