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High-Quality Uncoated Aluminum Powder from China Suppliers - Factory-Direct Spherical Aluminum for Metal Matrix Composites
After atomization, the spherical aluminum powder has a thick layer of alumina in its surface to keep high active aluminum inside.
It was collected by sealing atomization, classification, blending and sieving process. During the production process, it is controlled by strict controlling method to keep the particle size distribution and consistent appearance; The particle size of spherical aluminum powder used for aluminum powder is narrow, which ensures good reflectivity, good brightness and hiding power.
Physical Properties
Shape: Spherical
Melting Point: 660°C
Density: 2.699 g/cm³
Odor: Odorless
Handling Precautions: Avoid exposure to water, acids, alkalis, and halogens. Prevent airborne dust dispersion and ensure anti-static measures during handling.
Product Specifications
Particle Size Options: 1–2µm, 2–3µm, 30–33µm, 40–50µm, 60–70µm
Packaging: 25 kg, 160 kg, or 200 kg iron drums (palletized options available).
20FCL Volume Capacity: 12.8 tons, 16 tons, or 18 tons.
Transportation: Global shipping via road, air, or sea.
Annual Production Capacity: 8,000 tons.
Lead Time: 2–3 months (includes Export License processing and quality inspections).
Compliance & Quality Assurance
Quality Management: ISO 9001:2015 / GB/T 19001:2016
Environmental Management: ISO 14001:2015 / GB/T 24001:2016
Impurity Detection: ICP analysis for impurity detection in raw aluminum ingots.
Size Measurement: Laser diffraction for precise particle size measurement.
Content Verification: Moisture and oxygen content verification using specialized equipment.
Application & Field
Aluminum Metal Matrix Composites (MMC): Ideal for enhancing material performance in aerospace, automotive, and industrial sectors due to its superior structural and thermal properties.
TJWX’s commitment to innovation and sustainability ensures reliable solutions tailored to meet the evolving demands of advanced manufacturing industries worldwide.
Aerospace and aviation
Brake disc
Electronics
Industrial use
Frequently Asked Questions (FAQ)
Q: What is the melting point and density of the spherical aluminum powder?
The spherical aluminum powder has a melting point of 660°C and a density of 2.699 g/cm³.
Q: What particle size options do you offer?
We offer a variety of narrow particle size distributions, including 1–2µm, 2–3µm, 30–33µm, 40–50µm, and 60–70µm.
Q: How is the product packaged for shipping?
The powder is securely packaged in 25 kg, 160 kg, or 200 kg iron drums, with palletized options available for safe global transportation via road, air, or sea.
Q: What is the estimated lead time for an order?
The standard lead time is 2–3 months, which comprehensively covers Export License processing and strict quality inspections.
Q: What quality assurance methods are utilized during production?
Our strict quality control includes ICP analysis for impurity detection, laser diffraction for precise particle size measurement, and specialized equipment for moisture and oxygen content verification.
Q: In which fields is this aluminum powder primarily applied?
It is widely used in Aluminum Metal Matrix Composites (MMC), aerospace and aviation, brake discs, electronics, and various industrial applications due to its superior structural and thermal properties.

