|
Al2O3 content: 90-99%
Product Benefits
1、High purity Alpha alumina and low content of SiO2;
2、Excellent heat resistance and mechanical impact resistance;
3、Excellent chemical stability.
Description
The ceramic catalyst carrier is utilized as the covering or supporting materials of the catalyst in the petroleum, chemical industry, chemical fertilizer, natural gas...etc industries, the main role of catalyst carrier is to increase the distribution spots of gas or liquid, and to support and protect the activating catalyst with low strength.
Product Benefits
1、High purity Alpha alumina and low content of SiO2;
2、Excellent heat resistance and mechanical impact resistance;
3、Excellent chemical stability.
Chemical Analysis
Items
90% ceramic ring
99% ceramic ring
Al2O3
> 90%
> 99%
SiO2
< 7%
< 0.2%/0.35%
Fe2O3
< 0.5%
< 0.1%
Na2O + K2O
< 0.4%
< 0.4%
MgO + CaO
< 1%
< 0.2%
Physical properties
Item
Data
Ceramic Fluted raschig ring
Ceramic Porous ring
Ceramic Raschig ring
Al2O3 content
90-99%
90-99%
90-99%
Max. operation temperature
1500℃
1500℃
1500℃
Apparent porosity, Wt%
1-35%
1-35%
1-35%
Water absorption
0.5-20%
0.5-20%
0.5-20%/3-5%
Specification gravity
3.4-3.6g/cm3
3.4-3.6g/cm3
3.4-3.6g/cm3 / 3.4-3.5g/cm3
Moh’s hardness
7-9 scale
7-9 scale
7-9 scale
Size
Diameter 16-80mm,
Height 16-85mm
Diameter 20-40mm,
Height 20-40mm
Diameter 10-40mm,
Height 10-40mm
