|
TYPE |
SiO2 |
Al2O3 |
Fe2O3 |
CaO |
MgO |
TiO2 |
SO3 |
|
|
Ⅰ |
OURS |
4.5-6.5 |
36.5-38.5 |
1.0-2.0 |
39.0-41.0 |
1.5-2.0 |
1.0-1.5 |
9.0-11.0 |
|
STANDARD |
<6.5 |
〉36.5 |
<2.5 |
39.0-41.0 |
<2.5 |
<1.8 |
9.0-12.0 |
|
|
Ⅱ |
OURS |
6.5-7.5 |
35.0-37.5 |
1.0-2.0 |
39.0-42.0 |
1.5-2.0 |
1.0-1.5 |
8.0-11.0 |
|
STANDARD |
<7.5 |
〉35.0 |
<2.5 |
39.0-42.0 |
<2.5 |
<1.8 |
8.0-12.0 |
|
FINESS:
specific surface area：standard GB/T8074-1987
usual scope：HCSA：360-430m2/kg；CSA：480～520 m2/kg
standard requirement：HCSA：≥360m2/kg；CSA：≥480m2/kg