Corrosion and Cavitation Resistance for Marine Use
Our Aluminum Bronze Powder is a copper-based alloy powder containing aluminum, iron, and nickel elements. The chemical composition follows the Cu-10Al-4Fe-2Ni formulation. The cladding layer hardness ranges from 160 to 220 HB. This powder offers excellent seawater corrosion resistance and cavitation resistance. It is widely used for surface protection and repair of marine propellers, seawater pumps, hydraulic components, and sliding bearings. Compared to steel base materials, this powder also provides excellent anti-friction properties. This makes it suitable for sliding friction surfaces. Our powder particles are spherical with a spherical ratio above 91%, ensuring good powder feeding performance.

Stable Physical Properties for Reliable Feeding
The particle size range of this powder is 45 to 106 micrometers. The oxygen content is controlled below 220 parts per million. The flowability does not exceed 18 seconds per 50 grams. The apparent density is 4.7 to 5.1 grams per cubic centimeter. These physical parameters ensure stable powder output from the feeder and good melting behavior during cladding. Our powder is compatible with both plasma and laser cladding processes. You can choose the appropriate process based on your equipment type and workpiece requirements. Our technical team can provide targeted process parameter recommendations. The Aluminum Bronze Powder offers exceptional value for marine and hydraulic applications.
Drying Recommendations and Corrosion Evaluation
We recommend drying this powder before use to remove any absorbed moisture. We provide detailed usage instructions and storage recommendations with every shipment. If your workpieces will be used in seawater or acid-alkaline media, our engineers can help evaluate the corrosion resistance of the cladding layer. We also provide appropriate cladding thickness recommendations. This ensures your workpieces achieve the expected service life under specific conditions with the Aluminum Bronze Powder.
Technical Specifications
|
Parameter |
Value |
|
Main Chemical Composition |
Cu-10Al-4Fe-2Ni |
|
Particle Size Range |
45-106μm |
|
Powder Morphology |
Spherical Rate ≥91% |
|
Oxygen Content |
≤220ppm |
|
Cladding Layer Hardness |
160-220HB |
|
Flowability |
≤18s/50g |
|
Apparent Density |
4.7-5.1 g/cm³ |
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