Spherical Graphite SG17(B)
Expandable Graphite 9080200
Show all

Spherical Graphite SG22



Product Name Natural Flake Graphite
Manufactured by Qingdao Unimate Graphite Co., Ltd.
Specification SG22

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 % ≥97 97.26 100 – Ash
Ash  % ≤3.0 2.74 Fired until constant-weight at 950 to 970℃
Partical Size Analysis
D10 μm
D50  μm 19~23 22.373
D90  μm
Dmax  μm
Other Properties
PH  –
Moisture  % ≤0.5 0.05
Tap Density g/cm3 ≥0.90 0.937
SSA m2/g 4.7~5.3 5.15
Fe ppm ≤2000 43


Tested by: (Lab Technician) Checked by: (Lab Manager)
Zhang Shuyan Yu Shenghui
Approved by: (QC Manager) Conclusions:
Liu Yongling Qualified