Refractory Silica & Quartz Grit
Refractory and ceramic manufacturers use high-purity quartz grits and flours in silica bricks, ramming masses, gunning mixes, filler sands and nozzle sands. We supply graded quartz products for refractory, steel and ceramic plants.
Refractory silica products
| Product | Typical use |
|---|---|
| Quartz grit (graded, 1 – 13 mm) | Silica bricks, ramming and gunning masses |
| Quartz sand | Refractory mixes and filler sand |
| Silica flour (150 – 350 mesh) | Fine fraction in castables, coatings and ceramic bodies |
Typical specification
| Property | Typical value |
|---|---|
| SiO2 | up to 98.5% for grits; higher for selected grades |
| Hardness (Mohs) | 7 |
| Packaging | Bags, bulk bags and bulk loads |
Chemistry and grading are stated per batch on the certificate of analysis.
Frequently asked questions
Can you grade to our mix design?
Yes. Send your particle size requirement and we will supply the fractions your mix needs.