| Item | PZ528 |
| Backing | YY-wt Polyester |
| Bonding | Resin over Resin |
| Grain Type | Zirconia - Alumina |
| Coating | Super size coat (Very cool dry sanding of heat sensitive metals) |
| Grit Range | P24 ~ P120 |
| Workpiece | Titanium, Rotors and blades, low carbon steel, SUS 300 Series, Malleable cast iron |
| Air jet blades, high cobalt, nikel alloys, heavy deburring | |
| Application | Dry sanding, grinding of seam welds, high pressure heavy duty griding |
| Advantages | High cutting performance, High stretch resistant and stable backing material |