Spherical Graphite SG11
2019-06-21Spherical Graphite SG16
2019-06-21
| Product Name |
Natural Flake Graphite |
| Manufactured by |
Qingdao Unimate Graphite Co., Ltd. |
| Specification |
SG15 |
Certificate of Analysis
| Certificate No.s |
– |
Date of Testing |
– |
Order Q’ty |
– |
| Batch No.s |
– |
Q’ty of Testing |
– |
Record |
– |
| Items |
Unit |
Acceptance Requirements |
Typical |
Note |
| Chemical Composition |
|
|
|
|
| Fixed Carbon |
% |
≥99.95 |
99.975 |
100 – Ash |
| Ash |
% |
≤0.05 |
0.025 |
Fired until constant-weight at 950 to 970℃ |
| Partical Size Analysis |
|
|
|
|
| D10 |
μm |
9.5~10.5 |
9.892 |
|
| D50 |
μm |
15~17 |
15.543 |
|
| D90 |
μm |
24~27 |
25.418 |
|
| Dmax |
μm |
— |
— |
|
| Other Properties |
|
|
|
|
| PH |
– |
≥5 |
6.19 |
|
| Moisture |
% |
≤0.1 |
0.05 |
|
| Tap Density |
g/cm3 |
≥1.0 |
1.01 |
|
| SSA |
m2/g |
5.5~6.5 |
6.19 |
|
| Fe |
ppm |
≤25 |
23 |
|
| Tested by: (Lab Technician) |
Checked by: (Lab Manager) |
| Zhang Shuyan |
Yu Shenghui |
| Approved by: (QC Manager) |
Conclusions: |
| Liu Yongling |
Qualified |
