Silica Sand Bangka Belitung is widely known as one of Indonesia’s finest (superb quality) building sands, especially for high-level structural and finishing work. This sand originates from Bangka Island and is renowned for its cleanliness, hard grains, and extremely low silt/mud content.
Bangka sand has become a primary choice in many major cities, particularly in Java and Sumatra, because it can produce concrete mixtures and plastering with optimal strength and a very smooth final finish.
Superb Quality: It is considered the benchmark for the best quality construction sand.
Cleanliness: It has a very low silt/mud content; it is often sold pre-washed (washed sand), which ensures perfect cement bonding.
Color: Available in several characteristic color variants, ranging from bright white, cream, to light brown.
Texture: The grains are hard, sharp, and generally have variants that are very fine for finishing and coarse for concrete (casting).
| Parameter | Unit | Results | Method |
|---|---|---|---|
| Iron Trioxide (Fe203) | % | 0.062 | PO/MIN-BT/01 (XRF) * |
| Calcium Oxide (Ca0) | % | 0.004 | PO/MIN-BT/01 (XRF) * |
| Magnesium Oxide (Mg0) | % | 0.01 | PO/MIN-BT/01 (XRF) * |
| Silicon Dioxide (Si02) | % | 98.99 | PO/MIN-BT/01 (XRF) * |
| Moisture Content (MC) | %, AR | 0.19 | PO/MIN-MP/15 (Gravimetric) ** |
| Particle size distribution | attached | GRAVIMETRI | |
| + 3.35 mm | % | 96.60 | GRAVIMETRI |
| + 1.00 mm | % | 3.22 | GRAVIMETRI |
| - 1.00 mm | % | 0.18 | GRAVIMETRI |
| Bulk density, loose | kg/L | 1.44 | ASTM C29-17 |
| Bulk density, densed | kg/L | 1.58 | ASTM C29-17 |
| Voids, uncompacted | % | 42.63 | ASTM C29-17 |
| Voids, compacted | % | 36.79 | ASTM C29-17 |
| Size fraction (mm) | Sample A (Total: 372.80 gr) | Sample B (Total: 500.00 gr) | ||
|---|---|---|---|---|
| Weight retained (%) | Cumulative pass (%) | Weight retained (%) | Cumulative pass (%) | |
| plus - 9.50 | 0.00 | 0.00 | 0.00 | 100.00 |
| 9.5 - 4.75 | 0.00 | 0.00 | 0.00 | 100.00 |
| 4.75 - 2.36 | 0.00 | 0.00 | 0.00 | 100.00 |
| 2.36 - 1.18 | 2.40 | 0.48 | 0.48 | 99.52 |
| 1.18 - 0.60 | 488.90 | 97.78 | 98.26 | 1.74 |
| 0.6 - 0.30 | 7.20 | 1.44 | 99.70 | 0.30 |
| 0.3 - 0.15 | 0.30 | 0.06 | 99.76 | 0.24 |
| 0.15 - 0.075 | 0.00 | 0.00 | 99.76 | 0.24 |
| pan | 1.20 | 0.24 | 100.00 | 0.00 |
| Total | 500.00 | 100.00 | 298.20 | -- |




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