Near-Spherical Alumina - NSM
First established in 2007, with headquarter in the Ya’ an Economic Development Zone of Sichuan, Bestry is a world leader specialized in the research and development, production and sales of functional powder materials .
Through independent research and development of technical process, as well as manufacturing of key production equipment, Bestry has successfully built a complete portfolio of products with high performance and stable quality.
The company’ s core products include thermal conductive powder materials, such as spherical alumina, near-spherical alumina, aluminum nitride powder spherical aluminum nitride, flake boron nitride, electro-magnetic shielding powder materials, nickel-coated graphite, silver-coated nickel, boehmite, lithium battery membrane coating, and pole plate coating.
Near-Spherical Alumina - NSM series
Product Features
- Near-spherical, uniform shape;
- High alpha phase , high crystallinity;
- Narrow particle size distribution;
- Low impurities;
- Small particle size powder with low viscosity increasing and high thermal conductivity
Applications
- Thermal Interface Material: Filler for heat sink sheet, filler for heat dissipation board (MC board), heat dissipating grease, phase change sheet, semiconductor encapsulation, Silicone-based heat dissipating adhesive, and other compounds.
- Thermal Engineering Plastics: LED lamp cover, switch shell, notebook shell, mobile phone shell, water tank, motor coil frame, etc.
- High thermal conductivity aluminum-based CCL (Al Based CCL): high-power LED circuit board, power circuit board.
- Fine polishing materials for the fine polishing on precision instruments, parties of optical instrument, etc.
- Coating of ceramic filter, such as ceramic membrane for sewage water and drinking water.
- Lithium Ion Battery Ceramic Separator.
Specifications
Properties | Unit | NSM Series Product Code | Method/Device | ||
NSM-1S | NSM-2S | ||||
Particle Size (D50) | μm | 0.76 | 1.05 | Light Scattering/HORIBA LA-950v2 | |
pH Value | - | 8.75 | 8.57 | Mettler FE-20 pH Meter | |
Appearance | - | Near-spherical | Near-spherical | SEM | |
Specific Surface Area | m2/g | 3.38 | 2.4 | 3H-2000A Specific Surface Area Analyer | |
E.C. | μS/cm | 20.8 | 16.34 | Mettler FE-30 Conductivity Meter | |
Moisture | % | 0.07 | 0.08 | Halogen water-determination meter /(110℃ /10min) |
|
Chemical Composition |
SiO2 | ppm | 310 | 310 | ICP-AES |
Fe2O3 | ppm | 84 | 95 | ICP-AES | |
Na2O | ppm | 19 | 26 | ICP-AES |