Copper slag
Iron silicate
Copper slag, also known as iron silicate, is a dispensable abrasive which is a by-product from metal melting processes. The material is used for blast cleaning steel, stone and concrete surfaces for the removal of mill scale, rust, old paint etc.
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Contact information
Airblast Poland sp.zo.o.
Gdyńska 60
80-297 Miszewo
Poland
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- More than 50 years of experience
- Airblast offices in 12 countries
Grain sizes
| 0.1 – 0.4 mm | 0.5 – 1.6 mm |
| 0.1 – 0.6 mm | 0.2 – 2.5 mm |
| 0.2 – 1.0 mm | 0.5 – 2.5 mm |
| 0.2 – 1.5 mm |
Chemical composition
| SiO2 | Al2O3 | Fe2O3 | CaO | K2O |
| 25-35% | 2-9% | 45-65% | 0-2% | 0-1% |
| MgO | TiO2 | Na2O | Others |
| 0-1% | 0-1% | 0-2% | Traces only |
Physical properties
| Shape | Sharp and angular |
| Grain Density | 3.5 kg/dm³ |
| Bulk Density | 1.8 kg/dm³ |
| Hardness | 7 Mohs |
| Conductivity | Less than 250 µS/cm |
| Water Soluble Chlorides | Less than 0.0025% (m/m) |
Packaging
- 25 kg paper bags on EURO-pallet
- In big bags
- In bulk
