Reference
IS: 650 – Standard sand for testing cement – specification
Standard Sand
Standard sand is used to assess the quality of cement, lime, pozzolana and other mineral admixture used in construction industry. Previously it was imported from U.K. Now it is available at Ennore, Madras.
Characteristics
- Standard sand shall be of quartz material
- Colour of the standard sand is light grey or whitish
- It should be free from silt
- The sand grains should be angular, but a small percentage of flaky or rounded particle is permissible
Particle Size Distribution of Standard Sand
All the particles of standard sand fall within the size range of 2 mm to 90 micron (as mentioned in the table below)
| Particle Size | Percentage |
| 2 mm to 1 mm | 33.33% |
| 1 mm to 500 micron | 33.33% |
| 500 micron to 90 micron | 33.33% |