| GRADED CRUSHED QUARTZ FRACTIONS | |
|---|---|
| Size Grades | |
| Nominal Size Range (microns) |
U.S. Standard Test Sieve No. |
| 150 – 300 | +100/-50 |
| 300 – 420 | + 50/-40 |
| 420 – 1000 | + 40/-18 |
| 1000 – 1500 | + 18/-14 |
| Fractions shall contain a minimum of 98% within stated size range as measured by weight % using U.S. Standard Test Sieves.
Custom sizes are available upon request. Made from good commercial quality quartz Sold in units of 500 grams |
|
