Dense Corundum->alumina powders

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Luoyang Derui Import & Export Co.,Ltd.

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Dense Corundum

Category :

Metals and minerals->Hard metal->aluminium dust powder->alumina powders

Product Specification

Country	CN
Brand	DERUI
Materials	Alumina
Packing	1MT/bag,1.25MT/bag or as required by customer
Minimum Order	24 MT
Payment Term	T/T, L/C or negotiation

Product Detail

Dense corundum is the preferred material for producing high performance monolithic and shaped refractories, which is used in iron & steel, cement, ceramic, petrochemical industries, etc. Dense corundum is the main starting material for monolithic refractories, such as typing trough of blast furnace, castables, castables for ladle, ramming mix, fabricated part, etc; it is also the ideal material for shaped refractories, such as nozzle, submerged entry nozzle, stopper, porous brick and nozzle seating brick, etc.

Chemical composition:
AL2O3% max: 99.2
SiO2% min: 0.4
Fe2O3% min: 0.1
TiO2% min: 0.05
CaO% min: 0.05
MgO% min: 0.05
NaO2% min: 0.05
C% min；0.08

Physical Properties:
Apparent Porosity% min: 0.8
Bulk density (g/cm³)% max: 3.93
True density (g/cm³)% max: 3.99

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