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Help CenterBrown Fused Alumina BFA SiO2 1.0%max 1-3MM for Castable Refractory
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Description:
Brown Fused Alumina is fused in the electric-arc furnace under the high temperature of above 2250°C with high quality bauxite as raw material and matched by the carbon material and scrap iron .The degree of refractory is more than 1850°C.
Specification:
Brown Fused Alumina /Brown Aluminum Oxide for refractory
Purpose |
Specification |
Chemical composition(%) |
Magnetic material content(%) |
||||
Al2O3 |
Fe2O3 |
SiO2 |
TiO2 |
||||
For refractory |
Size sand |
0-1mm 1-3mm 3-5mm 5-8mm 8-12mm |
95 Min |
0.3 Max |
1.5 Max |
3.0 Max |
— |
|
0-3mm 0-5mm 0-10mm 0-25mm |
95Min |
0.3 Max |
1.5Max |
3.0Max |
— |
||
Fine powder |
180#-0 240#-0 320#-0 |
93.5 Min |
0.5 Max |
1.5 Max |
3.5 Max |
— |
|
Brown Fused Alumina /Brown Aluminum Oxide Physical Properties | |||||
Color |
True Density |
Mohs Hardness |
Melting Temperature |
Crystal System |
Refractory Temperature |
Brown |
3.90g/cm3 |
9.0 |
2050°C |
trigonal system |
1900°C |
Particle size:0-1mm/1-3mm/3-5mm/5-8mm;180mesh-0/320mesh-0
Packing: 1 MT big bag or 25kg paper bag *40 bags on one pallet ; As per customer’s requirement
Brown fused alumina for refractory advantages:
1) High quality bauxite as raw material
2)Refractory temperature is more than 1900°C
3) High hardness, good toughness
4) Very low amount of iron oxide
Remark: specification and size can be optimized by per customer' requirement
FAQ :
Q1. Will the FREE SAMPLES be provided for buyers?
- YES. We will provided FREE SAMPLE about 1kg
Q2. How about the express fee?
- Our company’s policy is the buyer pay for express fee.
Q3. Is there QUALITY REPORT for the products?
- YES. We provide quality report of our company or CIQ,SGS according to client‘s requirement
Our company :HENAN RUISHI GROP
Productive Process:
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