Tabular Alumina

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The product features high purity, high whiteness, low apparent porosity, and low water absorption. It can be used as a primary component in alumina-carbon, alumina-magnesia-carbon, alumina-magnesia-spinel, and alumina-chromium refractory bricks, or as an alumina-enriching component in high-alumina unshaped refractory materials. It is widely used in the steel, foundry, and ceramics industries, with its application in the steel industry covering virtually the entire ironmaking and steelmaking process.

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Product Parameters

Particle size	Chemical Composition				Physical specifications
	AI2O3%	SiO2%	Fe2O3%	Na2O%	Bulk density (g/cm³)	Water absorption rate	Apparent porosity
	≥	≤	≤	≤	≥	≤	≤
0-1mm 0-0-5mm 1-2mm 1-3mm 3-5mm 5-8mm 5-10mm	99.5 min	0.06 max	0.2 max	0.25 max	3.5	1.5	4max
200#-0 320#-0 325#	99.3 min	0.06 max	0.04 max	0.25 max	3.5	2.0	4max

Fine Powder	Chemical Composition					Physical specifications
Fine Powder	AI2O3% subtraction method	Na2O%	SiO2%	Fe2O3%	Fe Magnetic	Bulk density (g/cm³)	Water absorption rate	Apparent porosity
Metric %	≥99	≤0.3	≤0.2	≤0.1	≤0.02	≥3.50	≤4	≤1.0
Typical value %	99.5	0.20	0.09	0.07	0.01	3.59	3.00	0.7

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