物理指標(biāo)
|
序號(hào) |
項(xiàng)目 |
標(biāo)準(zhǔn) |
典型值 |
|
|
1 |
外觀 |
黑色或棕黑色粉末 |
黑色或棕黑色粉末 |
|
|
2 |
顆粒形貌 |
球型或類球型形貌 |
見SEM |
|
|
3 |
松裝密度(g/cm3) |
≥0.8 |
1.1 |
|
|
4 |
振實(shí)密度(g/cm3) |
≥1.4 |
1.68 |
|
|
5 |
比表面積(m2/g) |
10-25 |
17.55 |
|
|
6 |
粒度 |
D10(μm) |
≥1.5 |
1.72 |
|
D50(μm) |
3-4.2 |
3.65 |
||
|
D90(μm) |
≤8 |
8.12 |
||
化學(xué)指標(biāo)
|
序號(hào) |
項(xiàng)目 |
標(biāo)準(zhǔn) |
典型值 |
|
1 |
Ni+Co+Mn(wt%) |
62.0-63.0 |
62.4 |
|
2 |
Ni(wt%) |
38.0-39.0 |
38.52 |
|
3 |
Co(wt%) |
12.0-13.0 |
12.5 |
|
4 |
Mn(wt%) |
11.0-12.0 |
11.38 |
|
5 |
Na(ppm) |
≤100 |
46 |
|
6 |
Fe(ppm) |
≤50 |
34 |
|
7 |
Ca(ppm) |
≤100 |
9 |
|
8 |
Mg(ppm) |
≤100 |
21 |
|
9 |
Cu(ppm) |
≤20 |
3 |
|
10 |
S(ppm) |
≤1300 |
805 |
|
11 |
H2O(wt%) |
≤1 |
0.6 |
|
12 |
磁性物質(zhì)(ppb) |
≤100 |
52 |