Aluminum Oxide / Alumina

Tech Data Sheet:
Calcined Alumina SG

Background:
A high purity unground calcined alumina, for metallurgical or melting applications.

Typical Chemistry:   Typical sizing:
Al2O3 99.5%     +100 mesh 0-8%
Fe2O3 .0112% .02% max   -100 mesh 70-95%
Na2O .4% .6% max   -325 mesh 5-12%
CaO .03% .02% max      
SiO2 .1%        
Moisture + L.O.I. .5-1% 1.5% max      

Packaging:
50 lb. Bags, supersacks, or bulk.

 

grey banner


Tech Data Sheet:
Brown Fused Alumina O

Background:
A brown fused alumina product for refractory applications.

Typical Chemistry:

Al2O3 92.0% +/- 3%
SiO2 3% +/- 1.5%
TiO2 1.8% +/- 1%
Fe2O3 2%  
CaO .3%  
MgO .3%  

Bulk Density:
110 lbs./ft3

Typical Sizing:
Minus 50 mesh powder
Minus 150 mesh powder
Minus 325 mesh powder

Packaging:
Loaded bulk into blower trucks, dump trucks, supersacks, or 50 lb. bags.


grey banner

Tech Data Sheet:
ALUMINA 90 SP

Background:
A white high density alumina product for use in refractory applications.

Typical Chemistry:

Al2O3 91% +/- 2%
SiO2 5.5%  
CaO 1.2%  
MgO .8%  
Fe .2%  
Na2O .15%  
specific gravity 3.6  

Typical Sizing:
3 x 6, 6 x 14, 14 x down

Terms:
net 30 days

Conditions:
subject to availability.


grey banner

Tech Data Sheet:
Alumina 1664

Background:
A high purity fine particle sized calcined alumina for refractory or metallurgical applications.

Typical Chemistry, calcined basis:

Al2O3 99.4% 99 min.
Fe2O3 .015%  
Na2O .4-.8%  
CaO .03%  
SiO2 .03% .1% max.

L.O.I.
3 - 8%

Surface area:
15-30 m2/g

Crystalline structure:
normally composed of 50% - 70% alpha alumina

Typical sizing:
95% -325 mesh, median particle size is 4-5 microns.

Packaging:
Bulk blower trucks, supersacks, or 50 lb. Bags on pallets.


grey banner

Tech Data Sheet:
Alumina SO

Background:
High alumina product for specialized applications.

Typical Chemistry:

Al2O3 60.5%
CaO 7%
F 7.5%
Na2O 5.1%
MgO  4.1%
SiO2 4%
Cl 1.3%
K2O  1.1%
FeO .8%
TiO2 .2%
S   .04%
Cr2O3 .04%
NH3 .05%
L.O.I. 12%

Sizing:
Granular agglomerates to powder

Packaging:
50 lBulk dump trucks, railcars, or supersacks


grey banner

Tech Data Sheet:
Reactive Alumina MSR

Background:
A medium soda reactive grade calcined alumina for refractory applications.

Typical Chemistry, calcined basis:

Al2O3 99.5% Min.
Na2O .4% Max.
SiO2 .1% Max.

Surface area:
3.0 - 5.0 m2/g

Crystalline structure:
alpha alumina

Typical sizing:
median particle size is 1.8 – 3.5 microns

Green density:
2.3 – 2.5 g/cc @5000 psi

Packaging:
Bulk blower trucks, supersacks, or 50 lb. Bags on pallets.

grey banner

Tech Data Sheet:
Alumina CB

Background:
A high purity alumina containing some carbon and cryolite.

Typical Chemistry:   Typical Sizing:
Al2O3 90 %   +/- 3%       +8 mesh 0%
Na2O 3% +/- 2%.   +80 mesh 5-20%
F 3%  +/- 2%   - 100 mesh 60-87%
C < 3%     - 325 mesh 8-20%
SiO2 < 1%        
Fe2O3 < .5%        
CaO < .5%        
S < .5%        

Packaging:
bulk blower trucks or random weight supersacks


grey banner

Tech Data Sheet:
Alumina PS Refractory

Background:
A very consistent high alumina refractory feed item, processed to specific size specifications.

Typical Chemistry:

Al2O3 82 % 75 % min
SiO2 8 %  
CaO .2 %  
ZrO2 4.5 %  
MgO .5 %  1 % max
TiO2 .5 %  

Fe2O3

.5 %

 .8 % max
Na2O .2 %  
P2O5 .2 - .9 %  
C 3.5 % 2 % min

Sizing:
3 x 6, 6 x 14 mesh, 14 mesh x down

Packaging:
Super sacks on pallets


grey banner

Tech Data Sheet:
Fused Abrasive Alumina

Background:
A fused high alumina product for abrasive applications.

Al2O3 74 % +/- 3%
Na2O 5 % +/- 2%
SiO2 5 % +/- 2%
V2O3 2.5 % Max
CaO 9 % +/- 3%
MgO 3 % +/- 2%
C 0.3 % Max
S 0.7 % Max
Fe2O3 0.5 % Max
MoM3 + NiO 1 % Max

Sizing:
Abrasive grits as needed

Packaging:
Supersacks or 50 lb. bags on pallets.

 

grey banner