alumina refractory brick high purity corundum fire brick

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Product
alumina refractory brick high purity corundum fire brick
Posting date : Nov 07, 2014
Membership
Free Member Scince Aug 12, 2014
FOB Price
negotiable
Min. Order Quantity
1 ton
Supply Abillity
40 ton/month
Port
qingdao
Payment Terms
T/T L/C
Package
wooden pallet
Keyword :
Category
Contact
maria
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Product Detail
Company Info
 
Quick Detail
Place of Origin
China [CN]
Brand Name
gaoha
HS-CODE
6902-20
Package & Delivery Lead Time
Package
wooden pallet
Detailed 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,Refractory,Electronic industry.
 
 
Description of product
Name
corundum products
Ingredient
Dense fused corundum、 Synthetic mullite、Chrome,etc
Fire resistant
≥1790℃
Advantages
1.high density& temperature resistibility
2. low bulk density, high compressive strength,
3. resistance to high temperature(≥1790℃)
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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