| Property | Value |
|---|---|
| SiO2 (Silicon Dioxide, Amorphous) | 94% min |
| Al2O3 (Aluminum Oxide) | Typical 0.55% |
| Fe2O3 (Iron Oxide) | Typical 0.16% |
| CaO (Calcium Oxide) | Typical 0.38% |
| MgO (Magnesium Oxide) | Typical 0.58% |
| K2O (Potassium Oxide) | Typical 1.24% |
| Na2O (Sodium Oxide) | Typical 0.29% |
| LOI (Loss on Ignition) | 4% max |
| Moisture | 3% max, Typical 0.52% |
| Retained on 45 micron sieve | 10% max, Typical 1.03% |
| Bulk Density | 300-450 kg/m3 |
| pH | 4-7 |
| Fluidity | > 18 cm |
| Specific surface (BET) | 18 m2/gram min |
ACC® Microsilica Grade 94U conforms to the mandatory requirements of the relevant standards from:
ACC® Microsilica is certified according to ISO 9001.
The chemical composition and physical properties are regularly tested in accordance with international standards.
The product is supplied in a range of packaging:
