Brown fused alumina for refractory 0-1mm 1-3mm 3-5mm 5-8mm

Brown fused alumina for refractory using high-quality calcined bauxite, coke, and iron by controlled melting in an electric arc furnace at high temperatures. Brown fused alumina for refractory possesses high purity, good crystal, strong fluidity, low coefficient of linear expansion, good corrosion resistance, and so on. Through decades of practical application in the refractory industry, Brown fused alumina can’t burst, pulverize and craze in the using course. In particular, its performance-cost ratio is much higher than other refractory materials, making brown fused alumina become the best aggregate and padding of brown fused alumina refractory materials.

Brown fused alumina for refractory 0-1mm 1-3mm 3-5mm 5-8mm production process:

Brown Fused Alumina Refractory uses the high-quality bauxite as raw material, mix with anthracite and iron fillings, melting at 2000℃ in the electrical arc, then crushing and screening the various size.

Application of brown fused alumina for refractory 0-1mm 1-3mm 3-5mm 5-8mm:
Brown Fused Alumina is utilized within the refractory industry to manufacture high alumina fired and monolithic refractory products like bricks and pre-cast shapes. Unshaped refractory like gunning material, ramming refractory mixes, refractory castables, refractory mortars refractory raw materials.

Chemical compositions of brown fused alumina for refractory 0-1mm 1-3mm 3-5mm 5-8mm:

Item First grade
Al2O3 93% – 97%
SiO2 1.0% – 3.0%
Fe2O3 0.2% – 1.0%
TiO2 1.5% – 3.8%
Bulk density 1.5g/cm³
True density 3.95g-4.0g/cm³

Physical properties of brown fused alumina for refractory 0-1mm 1-3mm 3-5mm 5-8mm:

Item Index
Color Dark Brown, Light brown
Crystal form Trigonal crystal system, hexagonal crystal system
Hardness 9 Mohs
Melting point 2250℃
Magnetic content ≤0.05%
Linear expansion coefficient 7-9(0 – 1600℃)

 

Brown Fused Alumina(FAQ)

What is the warranty policy?

Firstly, We make sure the quality before the goods to be packed, if clients get the item with Substandard products, We have warranty for our clients,we will ship out the new replacements.

What is silicon carbide?

Silicon carbide is a chemical compound of silicon and carbon and belongs to the group of carbides. The chemical formula is SiC.Silicon carbide is at the same time the hardest and lightest ceramic material and is also highly resistant against acids and alkaline solutions.

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The best way to have abrasive products retain maximum performance and work life is to store them properly. The bonding and backing materials used in abrasives are very sensitive to changes in temperature and humidity. Abrasives are best stored at temperature levels of 60 to 80 degrees Farenheit and a

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