Constituent | Mul (250)% |
SiO2 | 99.2-99.5 |
Fe2O3 | 0.020-0.025 |
Cr2O3 | 0.0004 Max |
TiO2 | Traces |
Al2O3 | 0.1-0.3 |
CaO | 0.05-0.15 |
MgO | 0.004-0.006 |
L.O.I | 0.1-0.2 |

A P mm | 0.6 mm % |
0.600 mm | 0.00 – 0.5 Max |
0.400 mm | 10.00 – 20.00 |
+0.150 mm | 78 – 85 |
0.125 mm | 13 – 17 |
+ 0.105 mm | 1.8-2.5 |
+0.74 mm | 1.7 – 2.2 |
Below | 0.3 – 0.8 |
A P mm | 0.8 mm % |
0.850 mm | 0.00 – 0.5 Max |
0.600 – 0.850 mm | 1.00 -4.00 |
0.425 – 0.600 mm | 10.00 – 20.00 |
0.212 – 0.425 mm | 40.00 – 60.00 |
0.150 – 0.212 mm | 20.00 – 30.00 |
0.150 mm | 10.00 – 20.00 |