Metal Raschig Rings – Classic High-Capacity Packing for Modern Towers​​

Metal Raschig Rings
Metal Raschig Rings
​​Metal Raschig Rings – Time-Tested Performance, Modern Reliability​​
Sometimes the simplest solutions are the most enduring. Metal Raschig rings have been a trusted name in tower packing for over a century – and they’re still chosen today for one simple reason: they work. These straightforward cylindrical tubes create an efficient, predictable environment for vapor and liquid to interact. While newer packings have emerged, Raschig rings remain the practical choice for high-capacity duties, retrofits, and budget-conscious projects.
We appreciate designs that prioritize function over complexity. Raschig rings work by providing ample surface area in a durable, open structure. This promotes effective mass transfer while minimizing pressure buildup. They’re especially valuable when refilling existing columns where their consistent size and predictable performance simplify installation and operation.
​​Clear Specifications – Easy Selection​​
Size (mm)
Surface Area (m²/m³)
Void Fraction (%)
76×76×1.6
68
95
50×50×1.0
110
95
38×38×1.0
150
93
25×25×0.8
220
92
15×15×0.6
350
92
​​Ideal Applications​​
  • Ethanol production and purification
  • Biodiesel processing and washing
  • CO₂ and H₂S removal in gas treatment
  • Air pollution control scrubbers
  • Water deaeration and decarbonation systems
​​Why Choose Raschig Rings?​​
  • ​​Proven Reliability:​​ Simple design means fewer surprises in operation.
  • ​​Cost-Effective:​​ Lower price point compared to complex structured packings.
  • ​​Easy Installation:​​ Uniform shape simplifies loading and distribution.
  • ​​Durable Construction:​​ Metal alloy options resist corrosion and high temperatures.
  • ​​High Capacity:​​ Handles substantial vapor and liquid loads effectively.
For engineers who value proven performance and straightforward economics, metal Raschig rings continue to deliver. They may be a classic, but in the right application, they’re still exactly what your tower needs.
​​Note:​​ Performance data based on standard testing conditions. Actual results may vary with operating parameters.
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