This product data sheet provides information about modified natural graphite PGPT400. It has a D50 particle size of 18-20 micrometers, tap density over 1.10 g/cm3, moisture below 0.10%, ash below 0.10%, and fixed carbon over 99.90%. Its specific surface area is below 2.5 m2/g, first discharge capacity over 350 mAh/g, and first efficiency over 92.5%. It is a black, sphere-like or potato-like powder with no agglomeration that can be used in aluminum-can lithium batteries and polymer lithium batteries.

1. Product Data Sheet
Modified Natural
Graphite
PGPT400
Technical Characteristics: Modified natural graphite, based on the modification of flake natural graphite
High specific capacity, good machinability.
Technical Value
Property Unit Value Test Method
Particle size D50
μm 18.0-20.0 Mastersizer 2000E
Tap Density g/cm3
≥1.10 ISO3953:1993
Moisture % ≤0.10 GB/T 3521-95
Ash % ≤0.10 GB/T 3521-95
Fixed Carbon % ≥99.90 GB/T 3521-95
SSA m2
/g ≤2.5 BET 3H-2000
First DC mAh/g ≥350.0 0.2C/Half cell test/SBR+CMC
First Efficiency % ≥92.5 0.2C/Half cell test
General Characteristics
• Composition: Graphite
• Microgram: Sphere-like or potato-like
• Appearance: Black color, no agglomeration, no sundries
PDS Targray Modified Natural Graphite PGPT400 Rev 1.0 20 Sep 2010 | Pg 1 of 2

2. Montreal Head Office
18105 Transcanadienne, Kirkland, Quebec H9J 3Z4 Canada
Tel.: +1 514 695 8095 • Fax.: +1 514 695 0593
www.targray.com
Modified Natural Graphite PGPT400
100
80
90
70
60
50
40
30
20
10
0
0.1 1 10
Particle Size ( µm )
Particle Size Distribution
100 1000
16
14
12
10
8
6
4
2
0
Application:
• Aluminum-can lithium battery, soft pack and polymer lithium battery, etc.
• Applicable to PVDF and SBR/CMC system
• The capacity in full cell reaches to 340-345mAh/g
• The compressed density: 1.58-1.62g/cm3
• Conductive power should be added
PDS Targray Modified Natural Graphite PGPT400 Rev 1.0 20 Sep 2010 | Pg 2 of 2
Practical Size Distribution