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Active ultrafine calcined alumina

It is made of high-quality raw materials and processed by special technology. It has the characteristics of low original crystal strength, uniformity, high activity and easy sintering. Mainly used in industrial high-temperature ceramics, special refractories, cement kiln bricks, unshaped refractories, and the production of magnesia-aluminum bricks.

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active ultrafine calcined alumina

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  • It is made of high-quality raw materials and processed by special technology. It has the characteristics of low original crystal strength, uniformity, high activity and easy sintering. Mainly used in industrial high-temperature ceramics, special refractories, cement kiln bricks, unshaped refractories, and the production of magnesia-aluminum bricks.

    grade

    Al2O3%

    SiO2%

    Fe2O3%

    Na2O%

    D50(um)

    B318

    >99

    <0.02

    <0.03

    <0.2

    1-3

    B618

    >99

    <0.02

    <0.03

    <0.35

    1-3

    Mainly used in industrial high temperature ceramics, special refractories, cement kiln bricks, unshaped refractories, the production of magnesia-aluminum bricks and other fields.

    (The above product indicators can be adjusted according to customer requirements)

    Active ultrafine calcined alumina is a high-performance industrial material valued for its fine particle size, stable properties, and excellent application versatility. Through controlled calcination and processing, it can provide consistent quality for demanding manufacturing requirements. It is widely used in advanced ceramics, refractory materials, polishing applications, catalysts, electronic materials, and other industrial fields. Active ultrafine calcined alumina can help improve material density, strength, thermal stability, and surface performance when properly selected for a specific formulation or production process. Manufacturers can also choose suitable grades according to particle size, purity, activity, and application requirements. With reliable processing and quality control, active ultrafine calcined alumina supports stable production and efficient material performance across a wide range of industrial applications.

Calcined α-alumina

Using high-quality raw materials, it is calcined at high temperatures and finely ground. Beneficial for refractory sintering, enhancing product performance.

High-temperature calcined α-alumina

Our company independently develops and produces low-sodium and medium-sodium products, with a calcination temperature of 1400℃. They are widely used in the manufacturing of refractory materials, technical ceramics, electronic components, and other fine products.

Active micro-fine calcined alumina

Processed using special techniques, it possesses characteristics of small original grain size, uniformity, high activity, and ease of sintering. Mainly used in industrial high-temperature ceramics, special refractories, cement kiln bricks, unshaped refractories, and the production of magnesia-alumina bricks, among other fields.

Ceramic tile and glaze dedicated alumina

All the product specifications mentioned above are subject to customization according to customer requirements.

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