| Item | SA331 |
| Backing | PE film |
| Bonding | Resin over Resin |
| Grain Type | Aluminum oxide |
| Coating | Open coat, special top coat to prevent clogging |
| Grit Range | P40 ~ P2000 |
| Workpiece | Paints, repair industry, automotive body |
| Application | Sanding of surface and edges, wet or dry sanding |
| Advantages | Removal of sanding dust, |
| high cutting performance & durability |