Metal step rings packing is a packing material used in gas and liquid separation processes, especially in chemical, petroleum refining and environmental engineering. This packing material is designed to improve mass transfer efficiency and hydrodynamic performance, and here are its key features, benefits, and applications.

Metal Step Ring
The metal step ring packing has a specific step shape that provides a large surface area and good gas-liquid contact. It is usually made of stainless steel, nickel alloy, or other corrosion-resistant metals to cope with a variety of chemical media and environmental conditions. The metal filler has high mechanical strength, can withstand large pressures and temperatures, and is suitable for harsh working conditions.The design of the metal stepped ring can enhance the gas-liquid contact, improve the efficiency of mass transfer, and reduce the energy consumption in the separation process. Due to the smoother flow of fluids, metal stepped ring packings typically maintain a lower pressure drop, improving the overall energy efficiency of the system. The metal material has excellent high temperature resistance and corrosion resistance, and is suitable for a variety of chemical media. The design of the stepped ring helps to improve the distribution of fluid flow, reducing dead zones and uneven flow. Metal stepped ring packing can be cleaned or regenerated after use to restore its performance, which has a certain economy.

Metal Step Ring
In petroleum and chemical separation processes, metal stepped ring packings can be used to improve separation efficiency, especially in the fractionation of complex mixtures. It is used in the absorption and desorption process of gas, which can improve the contact efficiency between gas and liquid. As a packing material for catalytic reactors, the contact area between reactants and catalysts is increased, and the reaction rate is increased. In sewage treatment and wastewater recycling, it helps to remove pollutants and improve the effectiveness of water treatment. It is used to separate and purify gases, such as hydrogen, nitrogen, etc., to improve separation efficiency.With its excellent mass transfer performance and mechanical strength, metal stepped ring packing has become an indispensable and important material in modern separation technology, and is widely used in chemical industry, environmental engineering and other fields. As technology continues to advance, the design and application of these resins will continue to evolve to support the optimization and improvement of industrial processes.
Technical Parameter
Specification(mm) | Number of theoretical plates(n/m3) | Bulk density(kg/m3) | Surface area(m2/m3) | Free volume(%) | Dry packing factor(m-1) |
Φ17*Φ15*H6*0.3 | 530000 | 472 | 427 | 94 | 55 |
Φ25*Φ22*H8*0.3 | 150000 | 270 | 230 | 96 | 40 |
Φ34*Φ29*H11*0.3 | 60910 | 201 | 198 | 97 | 29 |
Φ43*Φ38*H14*0.4 | 33170 | 230 | 164 | 97 | 22 |
Φ51*Φ44*H17*0.4 | 17900 | 186 | 127 | 97 | 17 |
Φ66*Φ57*H21*0.4 | 8800 | 139 | 105 | 98 | 14 |
Φ86*Φ76*H29*0.4 | 5000 | 143 | 90 | 98 | 10 |
Φ131*Φ118*H41*0.6 | 1480 | 136 | 65 | 98 | 7 |
Packaging & Shipping
Package : | Carton box、 Jumbo bag、wooden case | |||||
Container | 20GP | 40GP | 40HQ | Normal Order | Minimum Order | Sample Order |
Quantity | 25CBM | 54CBM | 68CBM | <25 CBM | 1 CBM | < 5 pcs |
Delivery Time | 7 days | 14 days | 20 days | 7 Days | 3 days | Stock |
Comments: | Customized making is allowed. | |||||