Low Sodium Tabular Alumina

Low sodium tabular alumina is a pure sintered α-alumina material that has been fully densified by rapid sintering at temperatures over 1800ºC. Low sodium tabular alumina has characteristic large, well-developed hexagonal tablet-shaped alumina crystals of up to 200µm length. Low sodium tabular alumina is made of high-quality aluminum oxide powder treated with sodium removal. Low sodium tabular alumina has extremely high refractoriness, high mechanical strength and abrasion resistance, perfect chemical purity, excellent dielectric properties, and good resistance against acid and alkali corrosion.

$699.00$799.00 / MT

Availability: 5000 in stock

Low Sodium Tabular Alumina

Low Sodium Tabular Alumina Chemical analysis:

Chemical analysis:Al2O3Min.99.4
Fe2O3Max.0.06
SiO2Max.0.06
Na2OMax.0.2
B.D.Min.3.55 g/cm³
Apparent Porosity:Max.3
Water absorption:Max.1.2

The Main Properties of the Low Sodium Tabular Alumina Are as Follows:
1, High purity Al2O3 concentration 99.5%;
2, Extremely high crystal hardness;
3, Low open porosity and 2-3 times higher closed porosity;
4, High particle bulk density 3.55-3.6g/cm3
5, High melting point: 2000 °C
6, Chemically inert
7, Good thermal shock resistance
8, Excellent volume stability
9, The presence of microcracks
10, High single-crystal strength

Main Application of Low Sodium Tabular Alumina

The properties of low sodium tabular alumina have many applications in the field of refractory materials. In the main application area, low sodium tabular alumina is suitable for ceramic, chemical, and water bonding substrates. Low sodium tabular alumina can be used alone and combined with a system and can also be used with calcined and activated alumina. Because low sodium tabular alumina exhibits exceptionally high purity even with fines, it can improve lower alumina aggregates’ performance. For example, bauxite and low sodium tabular alumina use coarse grains of these aggregates and tabular alumina’s medium grains and fines. As mentioned earlier, the increase in low sodium tabular alumina consumption mainly comes from the continuous casting of steel. The use of platy corundum, particularly for skateboards, dip pipes, and nozzles, is an industry-standard requirement.

Weight1000 kg
Dimensions90 × 90 × 90 cm

Reviews

  1. Bryan (verified owner)

    Good quality.

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