Alumina Near-Spherical Powder

Alumina Near-Spherical Powder Data Sheet

Reference Code:	HM1970
Purity:	99.9%-99.999%
Morphology:	Near-spherical
Appearance:	White Powder

Alumina Near-Spherical Powder Description

Alumina Near-Spherical Powder is a white powder with a purity of 99.9% to 99.999%. It has a high α-phase content, excellent stability, high crystallinity, and uniform particle size, making it widely applied in thermal conductive materials, lithium-ion battery separator coatings, precision polishing, and ceramic membranes. Shanghai Yuepeng can supply high-quality alumina powder in the form of near-spherical, spherical, irregular, and nano-scale particles to meet diverse industrial and research requirements.

Alumina Near-Spherical Powder Specifications

Product	Particle Size (D50)	PH	Morphology	Specific Surface Area	Electricity Conductivity	Moisture	SiO₂	Fe₂O₃	Na₂O
	μm	–	–	㎡/g	μS/cm	%	ppm	ppm	ppm
NSAR-05	0.6	8.52	Near-spherical	4.4	30.52	0.1	466	92	81
NSM-1S	0.69	8.69	Near-spherical	4.24	23.03	0.07	234	113	56
NSM-2S	1.05	8.57	Near-spherical	2.40	16.34	0.08	310	95	26

Aluminum Near-Spherical Powder Particle Size Distribution (PSD)

Alumina Near-Spherical Powder Morphology

Alumina Powder Fine Particle Solutions

Alumina Near-Spherical Powder Advantages

• High purity
• Excellent flowability
• High packing density
• Uniformity and consistency
• High alpha phase, high crystallinity
• Low impurities

Alumina Near-Spherical Powder Applications

• Advanced Ceramics: Used as a raw material in structural and functional ceramics, near-spherical alumina powder enhances densification, hardness, and wear resistance.
• Thermal Management Materials: Applied in thermal interface materials, insulating fillers, and electronic packaging due to their high thermal conductivity and electrical insulation.
• Catalyst Supports: Its uniform morphology and chemical stability make it a reliable carrier for catalysts in petrochemical, energy, and environmental industries.
• Polishing and Surface Finishing: Near-spherical alumina is widely used in precision polishing (CMP) for semiconductors, optical lenses, and hard alloys.
• Additive Manufacturing and Coatings: With good flowability and dispersibility, it is suitable for 3D printing feedstocks, plasma spraying, and protective coatings.

Alumina Near-Spherical Powder Packaging

The Alumina Near-Spherical Powder is carefully placed in wooden cases or cartons with additional support from soft materials to prevent any shifting during transportation. This packaging method guarantees the integrity of the products throughout the delivery process.