NSM6-2 (6 cobalt no praseodymium neodymium)
NSM6-2 (6 cobalt no praseodymium neodymium)
Specifications of Type Anode Hydrogen Storage Alloy Powder
1. Molecular formula, chemical composition and control range
1.1 MmNi4.03Co0.41Mn0.41Al0.29
1.2 Composition of main elements and impurities(wt.%)
Element name |
Mm |
Ni |
Co |
Mn |
Al |
Composition range |
32.4±0.8 |
margin |
5.6±0.2 |
5.2±0.2 |
1.8±0.2 |
Impurity name |
Fe |
Zn |
Ca |
Mg |
O |
Impurity content |
≤0.12 |
≤0.15 |
≤0.005 |
≤0.015 |
≤0.12 |
2. performance
2.1 Electrochemical performance
Property name \ Test standard |
0.2C |
1C |
Discharge capacity(mAh/g) |
≥320 |
≥300 |
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-cost medium and low cobalt product.
Compared with other types of low-cobalt alloy powder products, this type of alloy powder has excellent comprehensive performance and lower price.
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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