Specifications
1.20years professional supplier2.high chemical stability
3.high acid & heat resistance
Ceramic raschig ring is common regular packing that they are used for refilling existing cloumms and other applications. Raschig ring has excenlent properties of heat resistance and acid resistance, which can resist corrosion of inorganic acids, organic acids and organic solvent and also can be used in various high or low temperature occasions.
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) |
Ø 15 | 15*15*2 | 330 | 70 | 250000 | 690 | 960 |
Ø 16 | 16*16*2 | 305 | 73 | 192500 | 730 | 784 |
Ø 25 | 25*25*2.5 | 190 | 78 | 49000 | 505 | 400 |
Ø 40 | 40*40*5 | 126 | 75 | 12700 | 577 | 305 |
Ø 50 | 50*50*5 | 93 | 81 | 6000 | 457 | 177 |
Ø 80 | 80*80*9.5 | 90 | 68 | 1910 | 714 | 234 |
Ø 100 | 100*100*10 | 70 | 70 | 1000 | 700 | 172 |
Ø 150 | 150*150*15 | 50 | 68 | 295 | 790 | 142 |
Chemical composition
SiO2 | Al2O3 | Fe2O3 | CaO | K2O+Na2O |
>70% | 23-30% | <1% | <1-2% | <2-4% |
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 |