Palabora America Limited
VERMICULITE DIVISION
Vermiculite Grades
| Grade |
Particle size distribution mm 75% retained (mm) |
Loose
Bulk density (kg/m3)* |
Lbs/ft3 |
| PREMIUM | -16.0 + 5.6 | 600 - 800 | 39.2 |
| LARGE | -8.0 + 2.8 | 750 - 850 | 43.6 |
| MEDIUM | -4.0 + 1.4 | 880 - 1000 | 46.7 |
| FINE | -2.0 + 0.710 | 890 - 1000 | 54.6 |
| SUPERFINE | -1.0 + 0.355 | 925 - 1050 | 57.3 |
| MICRON | -0.710 + 0.250 | 925 - 1050 | 59.3 |
| * With compaction in storage or transit this can increase to 1150 kg/m3 | |||
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