|
等级 Grade |
碳酸镁 MgCO3 (%) min |
氧化镁 MgO (%) min |
二氧化硅 SiO2 (%) max |
氧化钙 CaO (%) max |
三氧化二铁 Fe2O3 (%) max |
三氧化二铝 Al2O3 (%) max |
灼烧失重 L.O.I. (%) max |
粒度及细度/ Size |
|
|
粉 Powder (mesh) |
粒 Granular (mm) |
||||||||
|
AA |
97.8 |
46.5 |
3.0 |
2.0 |
0.7 |
0.5 |
50 |
60 120 200 325 |
0-1 0-5 0-5 1-5 1-10 |
|
A |
94 |
45 |
5 |
2 |
1 |
2 |
51 |
||
|
B |
88 |
42 |
8 |
3 |
1 |
3 |
52 |
||
|
C |
85 |
40 |
9 |
3 |
1 |
3 |
53 |
||
|
D |
80 |
38 |
10 |
3 |
1 |
3 |
55 |
||
