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Technical Specification of Ceramic Raschig Rings | ||||||
SiO2 + Al2O3 | >92% | CaO | <1.0% | |||
SiO2 | >76% | MgO | <0.5% | |||
Al2O3 | >17% | K2O+Na2O | <3.5% | |||
Fe2O3 | <1.0% | Other | <1% | |||
Physical & Chemical Properties of Ceramic Raschig Rings | ||||||
Water absorption | <0.5% | Moh's hardness | >6.5 scale | |||
Porosity (%) | <1 | Acid resistance | >99.6% | |||
Specific gravity | 2.3-2.40 g/cm3 | Alkali resistance | >85% | |||
Max operation temp | 1200℃ | |||||
Max operation temp | ||||||
Diameter (mm) | D*H*T (mm) | Surface area (m2/m3) | Free volume (%) | Number per m3 | Bulk density (Kg/m3) | Dry Packing Factor(m-1) |
15 | 15*15*2 | 330 | 70 | 250000 | 690 | 960 |
16 | 16*16*2 | 305 | 73 | 192500 | 730 | 784 |
25 | 25*25*2.5 | 190 | 78 | 49000 | 505 | 400 |
40 | 40*40*5 | 126 | 75 | 12700 | 577 | 305 |
50 | 50*50*5 | 93 | 81 | 6000 | 457 | 177 |
80 | 80*80*9.5 | 90 | 68 | 1910 | 714 | 234 |
100 | 100*100*10 | 70 | 70 | 1000 | 700 | 172 |
150 | 150*150*15 | 50 | 68 | 295 | 790 | 142 |

Package type | Container load capacity | Delivery Time | Quality insurance | Payment terms | ||||
Jumbo Bag | 20GP | 40GP | 40HQ | Within3-10days | Chinese national standard; SGSOffer quality assurance as request. | T/T, L/C, Paypal, West Union, Paypal | ||
20 bags 1Bag/Ton, 1M³/Bag | 40 bags 1Bag/Ton, 1M³/Bag | 44-48 bags 1Bag/Ton,1.2M³/Bag | ||||||









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