Hydrogen Storage Electrode Alloy Powders

Type

C

L

T

S

E

Molecular Formula 

ABx

ABx

ABx

ABx

ABx

x=5.1±0.10

x=5.1±0.10

x=4.85±0.10

x=5.15±0.10

x=5.25±0.10

 Major elements

Mm(TRE)(%)

32.7±1.0

32.6±1.0

34.0±1.0

32.4±1.0

32.2±1.0

Co(%)

10.0±0.5

10.0±0.5

10.2±0.5

5.0~9.0

3.0~7.0

Impurities (%)

O

≤0.1

≤0.1

≤0.1

≤0.1

≤0.1

Fe

≤0.1

≤0.1

≤0.1

≤0.1

≤0.1

Mg

≤0.03

≤0.03

≤0.03

≤0.03

≤0.03

Zn

≤0.02

≤0.02

≤0.02

≤0.02

≤0.02

Ca

≤0.02

≤0.02

≤0.02

≤0.02

≤0.02

C

≤0.02

≤0.02

≤0.02

≤0.02

≤0.02

Pb

≤0.02

≤0.02

≤0.02

≤0.02

≤0.02

Electrochemical Property

Cycle life (100%DOD)

≥500

≥600

≥400

≥500

≥500

Electrochemical capacity

≥320mAh/g

≥310mAh/g

≥300mAg/g

≥320mAh/g

≥300mAh/g

Voltage flat(1.2V/1.0V)

≥80%

≥80%

≥85%

≥80%

≥80%

Property of hydrogen absorbing and releasing

Hydrogen absorbing capacity(Hab/m)

10atm

>0.90H/M

>0.90H/M

>0.85H/M

>0.90H/M

>0.85H/M

3atm

>0.80H/M

>0.80H/M

>0.65H/M

>0.80H/M

>0.78H/M

Equilibrium hydrogen pressure(at H/M=0.4)

0.4±0.1atm

0.35±0.1atm

1.3±0.1atm

0.5±0.1atm

0.45±0.1atm

Plateau Property

≤0.5

≤0.5

≤0.5

≤0.5

≤0.5

Recommend usages

Suitable to produce high capacity battery

Suitable to produce long cycle life battery

Suitable to produce low temperature performance battery

Suitable to produce power battery

Suitable to produce economic battery