Aluminum Silicon Powder for Brazing Paste - China Suppliers and Factory for High-Performance Alloys
Manufactured through sealed atomization, classification, blending, and sieving processes. Rigorous quality control ensures uniform particle distribution and chemical consistency. The powder demonstrates low mass density, efficient heat transfer capabilities, outstanding mechanical strength, and durable wear resistance.
Product Specifications & Series
Physical Properties
- Appearance: Spherical
- Melting Point: Alloy/powder size dependent
- Density: 2.699 g/cm³ (varies by alloy/particle size)
- Odor: None
Quality Assurance & Compliance
- Quality System: GB/T19001:2016 / ISO9001:2015
- Environment: GB/T 24001:2016 / ISO14001:2015
- • ICP analysis verifies aluminum ingot purity
- • Laser diffraction determines particle dimensions
- • Moisture analyzer detects H₂O content
- • Oxygen tester measures O₂ concentration
Application & Industry Fields
Brazing and soldering paste
Packaging & Supply Chain Logistics
- Packaging: 25Kg/Iron drum, 200Kg/Iron drum with pallet
- Volume: 16 tons, 18 tons (Per 20FCL)
- Transportation: By road, by air or by sea
- Capacity: 1,000 tons annually
- Delivery Time: DG inspection, About 2~3 months
If you are interested in any of these products, please feel free to let us know by emailing us at info@hnjwx.com. We will be happy to provide you with more detailed information upon receipt of your detailed specifications.
We have a dedicated team of R&D engineers who can meet all your needs. We look forward to receiving your inquiry soon and hope to work with you in the future. Welcome to visit our website for more details.
Frequently Asked Questions (FAQ)
We supply 4xxx and 7xxx product series with particle sizes available in 0~10µm, 100mesh, and 70~80µm.
The powder is primarily used in brazing and soldering paste, serving industries such as automobile, aircraft, mechanical engineering, and electrical parts.
Quality is verified through ICP analysis (aluminum ingot purity), laser diffraction (particle dimensions), moisture analyzers (H₂O content), and oxygen testers (O₂ concentration), under GB/T19001:2016 / ISO9001:2015 and GB/T 24001:2016 / ISO14001:2015 standards.
Packaging is available in 25Kg/Iron drums and 200Kg/Iron drums with pallets. Shipping volume is 16 to 18 tons per 20FCL, with transport options by road, air, or sea.
We maintain an annual capacity of 1,000 tons. Delivery time is approximately 2 to 3 months including DG inspection.
Avoid contact with hydrous, acidic, alkaline, and halogen environments. In handling, prevent airborne dust dispersion and static accumulation.

