Top 10 Structured Packing Manufacturers
Structured packing influences separation efficiency, column capacity, pressure drop and energy consumption in distillation, absorption, stripping and extraction. Its actual performance depends on packing geometry, material, fluid properties, operating load and liquid distribution.
Manufacturers differ in product coverage, hydraulic data, tower internals capability and engineering support. This shortlist helps process engineers, EPC teams and technical buyers compare suppliers for different project conditions. Each company is assessed by its products, industrial experience and application suitability.
Structured Packing Manufacturers at a Glance
| 회사 | Headquarters | Core Products | Suitable For |
|---|---|---|---|
| 술저 켐테크 | Switzerland | Mellapak, gauze and grid packing | Large industrial separation systems |
| 코흐-글리치 | 미국 | FLEXIPAC, INTALOX and Montz-Pak | Refinery and petrochemical revamps |
| Raschig | Germany | Raschig Super-Pak | Low-pressure-drop applications |
| RVT Process Equipment | Germany | Metal and thermoplastic packing | Corrosive and environmental systems |
| Munters | Sweden | ME-II and Vantage packing | General mass-transfer applications |
| AMACS | 미국 | Packing and tower internals | Replacement and turnaround projects |
| Beijing Zehua / AMT | China and United States | Sepak, SPE and tower internals | Large industrial columns |
| 도겐 | 중국 | DG Plus and wire-gauze packing | High-purity and scale-up projects |
| JNK ChemDist | India | CDPack, wire mesh and grid packing | Fine chemicals and solvent recovery |
| Finepac Structures | India | Metal, wire mesh and laboratory packing | Customized packing requirements |
How We Selected These Manufacturers
The evaluation considered product range, available materials, hydraulic performance, industrial applications and tower internals integration. Engineering capabilities such as HETP or HTU assessment, flooding analysis, distributor design, process validation and column modification were also considered.
Each company serves different operating conditions. Selection should therefore reflect the separation duty rather than company size or general market visibility.
Structured Packing Manufacturers
술저
Headquarters: Winterthur, Switzerland
Website: www.sulzer.com
Core Products: Mellapak, MellapakPlus, MellapakEvo, gauze and grid packing
Suitable For: Large and technically demanding separation systems
Sulzer supplies metal-sheet, gauze, thermoplastic and corrosion-resistant packing with compatible distributors and column internals. Its portfolio serves refinery, petrochemical, chemical, absorption and high-purity applications. The company is relevant when verified hydraulic performance, broad material options and complete column engineering are required.
코흐-글리치
Headquarters: Wichita, Kansas, United States
Website: www.koch-glitsch.com
Core Products: FLEXIPAC, INTALOX, Montz-Pak and grid packing
Suitable For: New columns, capacity upgrades and tower revamps
Koch-Glitsch provides packing, trays, distributors and phase-separation internals for refining, petrochemical and gas-processing systems. Its engineering services address pressure drop, throughput, fouling and mechanical integration. The company suits projects where new internals must fit existing column dimensions and operating constraints.
Raschig
Headquarters: Ludwigshafen, Germany
Website: stofftrenntechnik.raschig.de
Core Products: Raschig Super-Pak and metal tower packing
Suitable For: Vacuum and high-capacity separation duties
Raschig Super-Pak uses a differentiated sheet geometry designed to limit flow resistance while maintaining vapor-liquid contact. Published studies cover its pressure drop, capacity and separation efficiency. It is applicable to vacuum distillation, heat-sensitive materials and capacity upgrades, subject to project-specific hydraulic analysis and liquid-distribution requirements.
RVT Process Equipment
Headquarters: Steinwiesen, Germany
Website: www.rvtpe.com
Core Products: Metal and thermoplastic packing, trays and internals
Suitable For: Corrosive and material-sensitive applications
RVT supplies conventional and high-capacity packing in metallic and thermoplastic materials. Its portfolio also includes trays, distributors, complete columns and selected turnkey systems. This combination supports chemical, petrochemical and environmental projects where corrosion resistance and coordination between packing and surrounding internals are important.
Munters
Headquarters: Kista, Sweden
Website: www.munters.com
Core Products: ME-II and Vantage packing
Suitable For: Established vapor-liquid mass-transfer processes
Munters provides packing for distillation, absorption, stripping and heat-transfer duties. Its ME-II and Vantage products focus on liquid spreading, low pressure drop and predictable throughput. Surface area and corrugation geometry can be adapted to balance separation efficiency, capacity and operating flexibility.
AMACS Process Tower Internals
Headquarters: Houston, Texas, United States
Website: www.amacs.com
Core Products: Structured and grid packing, distributors, trays and mist eliminators
Suitable For: Replacement, retrofit and turnaround projects
AMACS manufactures custom tower internals for refining, chemicals, gas processing, power and mining. Its portfolio allows packing, distribution and phase-separation components to be supplied as an integrated package. The company is relevant where existing column dimensions, shutdown schedules and field installation conditions influence equipment design.
Beijing Zehua Chemical Engineering / AMT
Headquarters: Beijing, China, with AMT operations in North America
Website: www.zehua-chem.com
Core Products: Sepak, SPE, trays and liquid distributors
Suitable For: Large industrial columns and regional engineering support
Beijing Zehua supplies corrugated-sheet and metal-gauze packing alongside trays, distributors and custom internals. Its products support distillation, absorption and extraction. Through AMT, the company extends its engineering and fabrication capabilities to international projects requiring coordinated column design and regional service.
도겐
Headquarters: Shanghai, China
Website: www.dgchemtech.com
Core Products: DG Plus, wire-gauze packing and column internals
Suitable For: High-purity, heat-sensitive and pilot-to-commercial projects
도겐 combines structured packing manufacturing with separation engineering, process validation and industrial scale-up. Its portfolio includes DG Plus packing for increased capacity and wire-gauze configurations for low-pressure-drop applications. This integrated approach suits unfamiliar mixtures and high-purity systems where packing geometry, distribution and process conditions require coordinated evaluation.
JNK ChemDist
Headquarters: Mumbai, India
Website: www.jnkchemdist.com
Core Products: CDPack, CDPack High, wire mesh, grid and extraction packing
Suitable For: Fine chemicals, pharmaceuticals and solvent recovery
JNK ChemDist offers several packing geometries in common stainless steels and specialty alloys. Its portfolio includes high-capacity designs, wire-mesh products, fouling-resistant grids and extraction packing. The company suits applications where material compatibility, separation performance and procurement cost must be evaluated together.
Finepac Structures
Headquarters: Pune, India
Website: www.finepacindia.in
Core Products: Metal-sheet, wire-mesh, high-capacity and laboratory packing
Suitable For: Customized industrial and smaller-column projects
Finepac supplies packing, trays, mist eliminators, static mixers and related process equipment. Its range supports vacuum columns, pilot systems, chemical processing and customized installations. Buyers should compare hydraulic data, manufacturing tolerances and distributor design rather than selecting only by nominal surface area.
How to Choose a Structured Packing Manufacturer
Define the feed composition, target purity, vapor and liquid loads, operating pressure, turndown and allowable pressure drop. Vacuum systems often prioritize pressure drop per theoretical stage, while capacity upgrades require adequate flooding margin.
Compare HETP or HTU data, F-factor, specific surface area, liquid-load range and expected pressure drop under relevant conditions. Results from a different fluid system may not predict actual column performance.
Materials should match corrosion, temperature, solvent compatibility and mechanical requirements. Available choices may include stainless steel, specialty alloys, thermoplastics, ceramics and carbon materials.
Distributors, redistributors, collectors and packing supports must also suit the selected media. Efficient packing can still underperform because of maldistribution, poor installation or column misalignment.
Common Procurement Mistakes
Common mistakes include selecting by price alone, scaling laboratory data directly to commercial production and overlooking flooding, fouling or corrosion risks. Choosing packing before validating the separation route can also restrict the final column design.
Poor liquid distribution may reduce efficiency, increase energy use and destabilize product purity. Lifecycle performance should therefore take priority over the lowest initial equipment cost.
결론
Structured packing suppliers differ in geometry, materials, performance data and engineering coverage. Vacuum service emphasizes low pressure drop, corrosive systems require compatible materials, and revamps depend on reliable hydraulic analysis.
New mixtures and high-purity processes may require pilot validation before commercial design. The final selection should consider the complete separation duty, tower internals, installation constraints and long-term operating performance.
For unfamiliar mixtures, demanding purity targets or scale-up uncertainty, 도겐 can help evaluate the separation route, packing configuration and validation requirements.
자주 묻는 질문
What is structured packing used for?
It improves phase contact in distillation, absorption, stripping and extraction columns. Its organized geometry can provide high mass-transfer efficiency with relatively low pressure drop.
What information is required for packing selection?
Suppliers generally need feed composition, flow rates, physical properties, pressure, temperature, target purity, allowable pressure drop, column diameter and expected turndown.
How should manufacturers be compared?
Compare packing geometry, materials, hydraulic data, distributor capability, industrial references and engineering support. The appropriate supplier depends on the process, project scale and operating risks.
