high-purity alpha-phase alumina nanopowder
Contact Info
- No. 8, Intelligent Road, Qilin Science and Technology Innovation Park, Nanjing,
- 张经理
- 025-86140234
- sales@paukert.com.cn
Nano alumina, with a purity of 99.99% (4N), is a white powder. It has properties such as enhanced hardness, wear resistance, thermal conductivity, insulation and corrosion resistance, and is widely used in coatings, precision polishing, plastics, high-performance ceramics, catalyst carriers, lithium batteries and other fields.
Specifications and Models

Product Characteristics
4N high purity, low impurity content;
Small particle size, narrow particle size distribution, excellent dispersibility;
α phase, stable crystal form, high hardness, good particle morphology;
γ phase, large specific surface area, porosity, high adsorption performance;
Excellent thermal stability, chemical stability, insulation and high strength;
Strict quality assurance system, precise全过程 control, excellent batch consistency.
Application Fields
Coatings, inks: Enhance the hardness, wear resistance, scratch resistance, corrosion resistance and weather resistance of the coating.
Plastics, rubber: Improve the strength, hardness, wear resistance, thermal conductivity and flame retardancy of composite materials.
High-performance ceramics: As a key raw material, prepare advanced structural ceramics and functional ceramics with high strength, high toughness and high temperature resistance.
Precision polishing: Used for high-precision polishing of semiconductor wafers, optical glass, gemstones, etc. (CMP slurry).
Lithium batteries: Used for separator coatings (improve thermal stability, prevent thermal runaway), positive/negative electrode material coating (improve cycle stability and rate performance), solid electrolyte additives, etc.
Thermal conductive fillers: Thermal conductive substrates, silicone grease, gaskets, plastics, etc., to improve filling rate and thermal conductivity.
Luminescent materials: Rare earth three-primary-color phosphors, long-afterglow phosphors, PDP phosphors, LED phosphors.
Other industries: Integrated circuit ceramic substrates, ceramic targets, glass products, composite materials and resin materials, catalysts, catalyst carriers, adsorbents, etc.
Packaging Specifications
20kg, packed in cardboard drums with plastic film bags inside.
| Chemicals/Other Organic Raw Materials/Other Organic Raw Materials | |