Non-metallic Mineral Products
Description
Mainly used?as?linings of all kinds of furnace, like carbon black reactor furnace,decomposing?furnace,gasification furnace,and high temperature kiln. Applications in Petroleum,Chemicals,Ceramics,Glass,Refractory,Electronic industry.
Description of product
Name corundum products
Ingredient Dense fused corundum, Synthetic mullite etc
Fire resistant 1790℃
Advantages 1.high density& temperature resistibility
2. low bulk density, high compressive strength,
3. resistance to high temperature
4.good thermal shocking resistance
5.Excellent corrosion resistant to acids and alkalis?
6.They?are?not?influenced?by?H2,CO?gases?during use
Size and specifications 230x114x65mm
The size, density, chemical composition can be customized.
Technical Data
Item High?purity?corundum?bricks
DL-98 Normal?corundum?bricks
DL-95 Normal?corundum?bricks
DL-90 Corundum Mullite Products
MDL-80
Chrome corundum brick/corundum-chrome firebrick
GDL-85
Al2O3％≥ 98.5 95 90 80 85
Cr2O3％≥ / / / / 8
SiO2％≤ 0.3 3.0 9.0 18 0.2
Fe2O3％≤ 0.2 0.2 0.5 0.5 0.2
R2O％≤ 0.3 0.6 0.6 0.4 0.5
Bulk Density
(g/cm3 ≥) 3.0 2.9 2.9 2.7 3.1
Compressive
strength
at?normal?temperature
(MPa≥) 75 100 100 60 80
Fire?resistant
(°C≥) 1790 1790 1790 1790 1790
Soften?point?under?0.2?MPa?load
KD?°C 1700 1650 1650 1700 1700
Liner Change(%)1600°C x3h 0.2 0.2 0.2 0.3 0.2
Thermal?shock?stability
1100?°C?water 6 10 10 20 15
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Shandong Gaoha Refractories Techonology Co.,Ltd.
zirconia products,zirconia products,bubble zirconia products, bubble alumina products, high-purity alumina products,corundum products,corundum mullite brick,industrial zirconia
Address: C-703 Zhongfang Building, NO.58 Huaguang Road, Zhangdian District, Zibo, Shandong, China,
zibo, shandong
China, 255000
Tel: 0086-533-2182811
Fax: 0086-533-2182711
