Gold Member Since 2009
Audited Supplier
BEIJING NORTH REFRACTORIES CO., LTD.

High Alumina Corundum Brick, Corundum Mullite Refractory Brick, Corundum Refractory Brick manufacturer / supplier in China, offering 99% Al2O3 Corundum Brick, Low Density Waterproof Shera Cement Board, Calcium Silicate (Cal-Sil) Pipe Insulation 1′′ to 100′′, 1000c, ASTM Standards and so on.

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Supplier Homepage Product Refractory Bricks 99% Al2O3 Corundum Brick

99% Al2O3 Corundum Brick

FOB Price: US $0.01 / Piece
Min. Order: 100 Pieces
Min. Order FOB Price
100 Pieces US $0.01/ Piece
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Production Capacity: 10000 Tons/Year
Transport Package: Pallet
Payment Terms: L/C, T/T, D/P

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Basic Info
  • Refractoriness (℃): 1770< Refractoriness< 2000
  • Type: Refractory Material
  • Material: Mullite
  • Trademark: NR
  • Origin: China
  • Feature: Long Time Materials
  • Shape: Brick
  • Standard Size: 230 X 114 X 64mm ; 230 X 114 X 76mm
  • Specification: GB
  • HS Code: 69022000
Product Description
Corundum products and corundum-mullite products have properties of good thermal shock resistance, high strength at high-temperatures and high density.  They are widely used in glass furnace, cement kiln, heaters molten steel ladle, metallurgical furnaces for non-ferrous metals and furnace for chemical engineering industries.

High purity low silicon corundum brick SiO2<0.5%, Al2O3>98%, used in petrochemical industry furnace, gasification furnace and large fertilizer equipment, and more than 1600° C super high temperature furnace, liner of furnace. Long life and reliable in quality. We can makde different kinds of shape products according the customer's drawing.

99% Al2O3 Corundum Brick

Corundum Bricks
Brand NR99 NR98 NR97 NR95
Properties
Max service temperature (°C) 1850 1850 1800 1750
Al2O3% ≥ 99 98 97 95
Fe2O3 ≤ 0.15 0.2 0.3 0.4
Bulk density ≥ g/cm 3 3.15 3.15 3.1 3
Apparent Porosity ≤% 20 20 20 20
Cold Crushing Strength MPa ≥ 90 90 80 80
0.2MPa Refractoriness under load °C≥ 1800 1800 1750 1700
Permanent linear change % ±0.1 ±0.15 ±0.2 ±0.2
(1700°C×2h) (1700°C×2h) (1700°C×2h) (1650°C×2h)

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Mr. Rick Sun
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