HONGDA Ceramics Co., Ltd.
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Place of Origin: | Zhejiang, China (Mainland) |
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Alumina Rasching Ring / ceramic raschig rings /raschig rings packing
Quick Details:
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30% Al2O3 Catalyst Bed Support Media Ceramic Alumina Rasching Ring
Descrition:
Rasching ring has excellent acid heat-resistant property, can be applied to various strong corrosive, all kinds of high temperature, low temperature environment. Rasching ring use is widespread, can be used in chemical industry, metallurgy, coal gas and oxygen industries of spray drying tower, absorption tower, regeneration tower,etc.
Physical properties:
Index |
Value |
Specific gravity(g/cm3) |
2.25-2.35 |
Water absorption(%) |
<0.5 |
Acid-resisting strength, %Wt. Loss (ASTMc279) |
<4 |
Firing temperature(Degree C) |
1280-1320 |
Softening point( Degree C) |
>1400 |
Density(kg/m3) |
2350 |
Chemical composition:
SiO2 |
Al2O3 |
Fe2O3 |
CaO |
K2O+Na2O |
>70% |
23-30% |
<1% |
<1-2% |
<2-4% |
Technical data:
Spec. |
D*H*T (mm) |
Surface area (m²/m³) |
Free volume (%) |
Number per m³ |
Bulk density (Kg/m³) |
Dry Packing Factor(m-1) |
Φ6 |
6*6*1 |
581 |
0.75 |
572 |
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