Sanding discs come in multiple forms and different among the following attributes:
Backup Pad Holes
Required Backup Pad
For example, there are paper and cloth material that sanding discs are manufactured from. Paper is often used for types of sanding that load a disc (where the pores of the abrasives are smoothly filled with sanding debris, rendering the abrasive action ineffectual).
What are the different types of material for sanding discs?
The different materials for sanding discs are shredder, open coat aluminum oxide, zirconia, and more!