Copper slag grit – Aluminium Silicate
Eurogrit is an aluminium silicate blastcleaning grit made of coal slag from coal fired power stations.
Applications
Blastcleaning of steel and stone/concrete surfaces, removal of mill scale, rust, old paint, dirt etc. Suitable for SA-3, SA-21/2 and SA-2, as well as sweep blasting.
Packing
- 3-ply/ 6-ply paper bags, 50 kgs content, on shrinkfoiled export pallets.
- Strong woven polypropylene big bags, with 4 lifting loops, Other packing options on request.
- ISO Quality System Certificate ISO-9002, Certificate no.
- K10475/03. Product standards: ISO 11126/4 and 11127.
Chemical Composition (Indication only)
- SiO2 : 45 -52 % in bound form,<1%. free silica
- Al203 : 24- 31 %
- Fe2O3 : 7 -11 %
- CaO : 3-8 %
- K2O : 2-5 %
- MgO : 2-3 %
- TiO : 0-2 %
- Na2O : 0-1%
- Other traces only
Properties
- Shape. : Sharp and angular
- Colour : brown/black
- Hardness : 7 Mohs
- Specific density : 2.4-2.6 kgs/dm3
- Loose bulk density : 1.3-1.4 kgs/dm3
- Conductivity: less than 15 mS/m
Grain Sizes
| Type A1 0.2 | 0.6mm |
| Type B1 1.2 | 2.2mm |
| Type A2 0.2 | 1.0mm |
| Type B2 0.8 | 2.2mm |
| Type A3 0.2 | 1.4mm |
| Type B3 0.5 | 2.2mm |
| Type AB 0.2 | 2.2mm |
| Type BC 0.8 | 3.0mm |
| Type X 0.5 | 1.6mm |
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