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NSM3-2C (3 cobalt without praseodymium neodymium with copper)
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NSM3-2C (3 cobalt without praseodymium neodymium with copper)

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NSM3-2C (3 cobalt without praseodymium neodymium with copper)

Specifications of Type Anode Hydrogen Storage Alloy Powder

 

1. Molecular formula, chemical composition and control range 

 

1.1 MmNi3.90Co0.27Mn0.41Al0.6 X0.51

 

1.2 Composition of main elements and impurities(wt.%)

 

Element name

Mm

Ni

Co

Mn

Al

X(Interstitial alloy)

Composition range

31.20±0.8

margin

3.6±0.2

5.1±0.2

1.6±0.2

7.2±0.5

Impurity name

Fe

Zn

Ca

Mg

O

 

Impurity content

0.12

0.15

0.005

0.015

0.12

 

 

2. performance 

 

2.1 Electrochemical performance21±1

 

Property name \ Test standard

0.2C

1C

Discharge capacity(mAh/g)

300

280

Cycle life (times)

/

400

 

2.2 Hydrogen absorption and desorption performance

 

80℃ Hydrogen release equilibrium pressure(H/M=0.4) 0.15±0.05MPa

 

 

3. Commonly used dry and wet process applicable particle size specifications and bulk density 

 

Applicable process

Granularity interval

D50(μm)

Bulk Density(g/cm3)

+120

-150

-200

-300

-400

Dry method (150 mesh)

0

90

55-75

30-50

30

80±5

3.3±0.3

Applicable process

Granularity interval

D50(μm)

Bulk Density(g/cm3)

+150

-180

-200

-300

-400

Wet method (200 mesh)

0

95

90

50-70

30-50

55±5

3.1±0.2

 

Note: The above are only the two most commonly used particle size specifications. We can provide products with other particle size specifications according to customer specific requirements.

 

4. Recommendations 

 

This type of alloy is a low-cobalt product with excellent comprehensive performance and low price.

 

This type of alloy powder is suitable for the production of low-cost batteries.

 

Note: Due to different processes, the above test results and parameters are only a reference for the design of the final battery product.

 

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