ITEM
|
specification
|
Al2O3% ≥
|
99.90
|
Mg%≤
|
0.001
|
K%≤
|
0.001
|
Si%≤
|
0.001
|
Ca%≤
|
0.001
|
Cu%≤
|
0.0003
|
Pb%≤
|
0.001
|
Fe % ≤
|
0.005
|
Moisture % ≤
|
0.2
|