- Chemical composition (%):
| SiO2 |
CaO |
Al2O3 |
MgO |
FeO |
K |
Cu |
Zn |
Na |
| 37÷41 |
24,2 |
11,5 |
10,4 |
4,6 |
3,9 |
0,9 |
0,3 |
0,4 |
- Hardness : 6 ÷ 7o Moh's skale
- Silicon contents : < 1% (BIA NR 405222096)
- Electric Conductivity : 25 mS/m
- Chloride contents : 0,0022% m/m
- Moisture contents : 0,20%
- Bulk density : ~ 1,7 Mg/m3
- Form : irregular, sharp-edge
- Manufactured gravitates:
a) 0,2 ÷ 0,8 mm
b) 0,4 ÷ 1,4 mm
c) 0,4 ÷ 3,2 mm
d) 1,4 ÷ 3,2 mm
e) 3,2 ÷ 5,0 mm
f) or others required by the buyers
- Average wear: 18 ÷ 34 kg/m2, it is determinated by air pressure,nozle size, inpingement angle, hardness of object,nature of impurities on surface to be cleaned.
|