Monohydrate Bauxite
UNG group was founded in 2003, we specialized in the manufacturing of recarburizer for Steel industry, and investmenting the plants of calcined bauixte, Calcium aluminate and Ceramic sand. It characterized by its continual effort to update and improve its products range, and by the search for solutions to the problems and demands posed by its customers.OUR PRODUCT Carbon&Graphite Recarburizer, Calcium Alumin, Calcium Aluminate (Fused, Sintered), Calcined Bauxite, Mullite (Sintered, Fused), Ferro Alloys, Inoculant, Nodulizer, Black Silicon Carbide, Steel Shot.
Why Choose Us
Production Market
We have built a stable clientele worldwide, USA, Mexico, Spain, Germany, Italy, Poland, Middle East, Egypt, India, Southeast Asia.etc.
Our History
UNG group was founded in 2003 ,we specialized in the manufacturing of recarburizer for Steel industry, and investmenting the plants of calcined bauixte ,Calcium aluminate and Ceramic sand.
Our Service
Contact customers to understand their needs and make quotations. Confirm the order, and produce, pack and ship in time.
Our After-sales
Taking the initiative to take responsibility, the group constantly strives to update and improve the product range and seek solutions to solve the problems and needs raised by customers.
●High refractoriness.
●Physicochemical stability.
●Volume density high .
●Low porosity.
●Low water absorption.
●Fully calcined
●Low impurity content.
Description
|
Item |
Performance |
Item |
Performance |
|
Appearance |
Nearly spherical, dark brown surface, rough and microporous |
Specific surface area |
2~6×104cm2/g |
|
Specifications |
Φ0.5-10mm |
Loss on ignition |
<0.03% |
|
Apparent density |
0.80~1.20g/cm3 |
Nonuniformity coefficient |
K60：1.10~1.40 |
|
Density |
0.95~0.98g/cm3 |
Hydrochloric acid solubility |
≤0.12% |
|
Porosity |
≥45~55% |
Dissolved matter |
No trace elements harmful to human body |
|
Breakage rate |
<0.04% |
Adsorption capacity |
The iodine value is 101, and the adsorption capacity of activated carbon is 10% |
|
Wear rate |
<3.0% |
Cylinder compressive strength |
>5.0MPa |
Chemical Composition
|
Chemical composition(%) |
AL-70% |
AL-75% |
AL-80% |
AL-83% |
AL-85% |
AL-86% |
AL-88% |
|
Al2O3 (min) |
70 |
75 |
80 |
83 |
85 |
86 |
88 |
|
Fe2O3 (max) |
2.2 |
2.2 |
2.2 |
2.2 |
2.0 |
2.0 |
2.0 |
|
SiO2 (max) |
23 |
20 |
14 |
10 |
9 |
8 |
6 |
|
TiO2 (max) |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
|
CaO+MgO (max) |
0.8 |
0.8 |
0.7 |
0.6 |
0.6 |
0.5 |
0.5 |
|
K2O+Na2O (max) |
0.5 |
0.5 |
0.5 |
0.4 |
0.3 |
0.3 |
0.3 |
|
B.D. ( g/ccm min) |
2.65 |
2.7 |
2.8 |
2.9 |
3.0 |
3.1 |
3.15 |
|
H2O (max) |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
Specification
|
Em |
A12O3 |
Fe2O3 |
TiO2 |
Sio2 |
KO2+NaO2 |
CaO+MgO |
Bulk Density |
|
75 |
75% |
3.0% |
4.0% |
8% |
0.3% |
0.6% |
>2.7 |
|
80 |
80% |
3.0% |
4.0% |
8% |
0.3% |
0.6% |
>2.8 |
|
85 |
85% |
2.0% |
4.0% |
8% |
0.3% |
0.6% |
>3.0 |
|
86 |
86% |
2.0% |
4.0% |
8% |
0.3% |
0.6% |
>3.2 |
|
88 |
88% |
1.8% |
4.0% |
7% |
0.25% |
0.6% |
>3.25 |
|
90 |
90% |
1.8% |
4.0% |
7% |
0.25% |
0.6% |
>3.25 |
In 25kg/50kg small bags, 1MT, 1.25MT, 1.5MTJumbo bag, on pallet or as customer's requirement.
Standard exporting package for sea transportation.
Special packing requirement is acceptable.
