Standardized quartz sand for abrasion testing according to JIS Z 8901 Class 1. Features specific particle density of 2.6-2.7g/cm3.
| Class | 1 |
| Material | Quartz sand |
| Standard | JIS Z 8901 |
| Appearance | Electron Microscopic Photograph (SEM) |
| Particle Density | 2.6-2.7 g/cm3 |