Beijing, China
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Business Range:
Chemicals, Construction & Decoration, Industrial Equipment & Components, Instruments & ...
Management System Certification:
ISO 9001, ISO 9000, ISO 14000
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North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, ...
OEM/ODM Service
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High Alumina Corundum Brick, Corundum Mullite Refractory Brick, Corundum Refractory Brick manufacturer / supplier in China, offering 99% Al2O3 Corundum Brick, High Load Bearing 75mm EPS Cement Sandwich Floor Panel, 60mm EPS Cement Sandwich Roof Panel and so on.

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99% Al2O3 Corundum Brick

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Min. Order / Reference FOB Price
100 Pieces US $0.01/ Piece
Production Capacity: 10000 Tons/Year
Transport Package: Pallet
Payment Terms: L/C, T/T, D/P
Refractoriness (℃): 1770< Refractoriness< 2000
Feature: Long Time Materials
Type: Refractory Material
Shape: Brick
Material: Mullite
Standard Size: 230 X 114 X 64mm ; 230 X 114 X 76mm

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Basic Info

Trademark: NR
Specification: GB
Origin: China
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
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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