Description
Nickel (Ni) Micron Powder Type 255 – Purity >99.7%, Particle Size: 2.2–2.8 µm
Nickel (Ni) Micron Powder Type 255 is a high-purity, fine particle powder developed for nickel battery electrode production, known for its controlled porosity, high electrical conductivity, and stable performance. This material is a standard in the manufacture of sintered electrodes and is also widely used as a conductive additive in pasted electrodes, electronic materials, metallic paints, and automotive powder metallurgy.
Its fine particle size of 2.2–2.8 µm ensures uniform dispersion and excellent surface contact in electrochemical and metallurgical applications.
Technical Properties:
| Property | Value |
|---|---|
| Purity | >99.7% |
| Average Particle Size (APS) | 2.2–2.8 µm |
| CAS Number | 7440-02-0 |
| Melting Point | 1453 °C |
| Boiling Point | 2730 °C |
| Density | 8.908 g/cm³ |
| Brinell Hardness (Annealed) | 75 |
| Thermal Expansion (20 °C) | 13.3 × 10⁻⁶ /°C |
| Electrical Resistivity | 6.844 µΩ·cm |
| Form | Powder |
| Appearance | Fine gray metallic powder |
Elemental Analysis (%):
| Element | Content |
|---|---|
| Ni | >99.7% |
| Co | <0.00005% |
| C | <0.200% |
| Fe | <0.0030% |
| S | <0.0002% |
| O | <0.0750% |
| N | <0.0100% |
Applications:
-
Nickel-based battery electrodes (sintered and pasted types)
-
Conductive additives for battery slurries and coatings
-
Powder metallurgy in automotive and aerospace components
-
Electronics and pigments for conductive paints and pastes
-
Hard metal binder in specialized alloy formulations
Its high purity and excellent flow behavior also make it ideal for use in additive manufacturing and metal injection molding (MIM), where consistent morphology and low impurity levels are critical.
SEM Image of the Particle
