Expandable Graphite 9980300
Expandable Graphite 9850250
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Expandable Graphite 9550250


Product Name Natural Flake Graphite
Manufactured by Qingdao Unimate Graphite Co., Ltd.
Specification 9550250

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 % 95.32 100-Ash
Ash  % 4.68 Fired until constant-weight at 950 to 970℃
Volatile matter  % 17.92 270℃±20℃×7min maintaince
Partical Size Analysis
+50 Mesh  % 72
Other Properties
PH  % 7.22
Moisture  % 0.47
Tap Density g/cm3 250


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