Battery Material

1) Cathode Material

LixNiaCobMncO2

Certificate of Analysis

Test Items	Unit	Values
		DNC-LP05	DNC-LP10	DNC-LP20
1st Cyc. Effi. (2.5V~4.3V, 0.2C-CCCV)	%	89.0~91.0%
1st Cyc. Dis. Cap. (0.2C Dis.)	mAh/g	160
Tap Density	g/cm3	2.0~2.2	2.4~2.6	2.7~2.9
Powder pH	-	<12
Water Content	ppm	< 500
Dmin (Particle Size)	mm	>1	>3	>8
D10 (Particle Size)		-	-	-
D50 (Particle Size)		5~7	9~11	20~22
D90 (Particle Size)		-	-	-
Dmax (Particle Size)		<25	<40	<48
Surface Area	m2/g	<1.5	<1.0	<0.5
Impurity	wt%	Ca, Cr, Cu, Fe, K, Mg, Na, Pb, Si, Zn
Technical Document	-	SEM, PSA, XRD, Ch./Dis.- Curve

2) Anode Material : Exclusive Agent of Changsha Hairong Electronic Materials Co., Ltd. For KOREA)

SKG : The special kind compound graphite material for the anode material of Li-ion battery

The special kind compound graphite ( SKG ) is a perfect compound body with the natural graphite and the artificial graphite, technique characteristics :

• Be applicable to the small scaled battery and polymer batteries
  
• High graphite degree, high ratio capacity
  
• High taping density and good machinability with the sphere like particle.
  
• The surface area can be controlled.
  
• Flat electric voltage platform
  
• Good safe function
  
• Good machiability, no rebound

Technical Value

Propert	Unit	Value	Test Method
Particle size D50	μm	17.0-19.0	17.89
Tap Density	g/cm3	≥1.15	1.17
Moisture	％	≤0.10	0.05
Ash	％	≤0.10	0.04
Fixed Carbon	％	≥99.90	99.96
SSA	m2g	≤2.0	1.2
First DC	mAh/g	≥360.0	363.4
First Efficiency	%	≥93.0	94.6

3) Others