Fumed alumina superfine powder

Alumina superfine powder Fumed alumina is a kind of superfine alumina powder with high specific surface area synthesized by gas phase method. Due to its positive surface charge, it has special application properties in many fields of application.

Key words:

Aluminum oxide Fumed alumina Nano powder

Category:

Long chain nylon raw material

Hotline:

15921156572

Fumed alumina superfine powder

Fumed alumina is a kind of superfine alumina powder with high specific surface area synthesized by gas phase method. Due to its positive surface charge, it has special application properties in many fields of application.

Product Specifications

Indicators and Test Methods	Unit	ALu-80	ALu-100
Specific Surface Area (BET)	m2/g	80±15	100±15
4% suspension pH value		≥3.9	≥3.9
Loss on ignition (1000℃, 2h, based on dry basis at 300℃)	%	≤2.0	≤2.0
Main content of alumina (Al2O3) (calculated on a dry basis at 300°C)	%	≥98.0	≥98.0
Crystal form		Mixed crystal forms	Mixed crystal forms

Product performance

- High specific surface area and high purity;
- Low bulk density;
- Ultrafine particle size and good dispersibility;
- Positive surface charge;

Applications
- Anode and separator materials for lithium batteries;
- Improve the charge rate and fluidity of powder coatings and copier inks;
- Applied to various types of thermal insulation boards;
- Meltblown electret masterbatch
- Applied to the phosphor coating in the lighting industry, which can make the light emission uniform and reduce light attenuation;
- Improve gloss and printability of photographic paper;

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