Column Internals
Table of Contents
Column Internals are critical components installed inside absorption columns, scrubbers, packed towers, tray columns, structured packing column systems, chimney tray distillation column systems, and distillation towers to enhance gas–liquid contact, improve mass transfer efficiency, control pressure drop, and ensure uniform distribution of gas and liquid phases across the column cross-section. These column internals are widely used as distillation column internals, distillation tower internals, packed column internals, packed tower internals, tray column internals, scrubber column internals, non metalic column internals, and non metalic scrubber column internals in various chemical processing industries. The correct selection and hydraulic design of columns internals directly influence scrubbing efficiency, operating stability, energy consumption, and overall column performance.
SREX Composites is among leading column internals manufacturers supplying complete solutions for structured packing column systems, chimney tray distillation column applications, chimney tray in column systems, liquid collector in distillation column assemblies, liquid distributor in distillation column systems, liquid distributor packed column applications, and structured packing distillation operations. We also provide technical support for column internals installation together with complete technical documentation including column internals pdf and distillation column internals pdf for process industries requiring advanced packed tower internals and distillation tower internals.
SREX Composites supplies a complete range of column internals, designed based on process flow rates, gas and liquid loading, pressure drop limitations, and mass transfer requirements. All internals are manufactured using corrosion-resistant thermoplastics, metals, and FRP-compatible materials suitable for aggressive chemical environments.
Gas Injection Type Support Plate
Gas Injection Type Support Plates are specially engineered column internals installed at the bottom of packed beds to perform two critical functions:
- Structural support of random or structured packings, and
- Uniform injection and distribution of process gas into the packed bed.
These gas injection support plate and gas injection type support plate systems are designed using process hydraulic calculations to ensure even gas velocity distribution across the column cross-section. Calibrated gas injection openings, chimneys, or nozzles are provided to minimize maldistribution, reduce channelling, and control pressure drop. The design is optimized based on gas flow rate, packing type, allowable pressure drop, and column diameter. These systems are widely used as column support plate, scrubber column support plate, non metalic column support plate, and non metalic scrubber column support plate systems in chemical industries.
- hdpe column support plate
- hdpe scrubber column support plate
- pp column support plate
- pp scrubber column support plate
- pph column support plate
- pph scrubber column support plate
- upvc column support plate
- upvc scrubber column support plate
- cpvc column support plate
- cpvc scrubber column support plate
- pvdf column support plate
- pvdf scrubber column support plate
- ectfe column support plate
- ectfe scrubber column support plate
- fep column support plate
- fep scrubber column support plate
- pfa column support plate
- pfa scrubber column support plate
- frp column support plate
- frp scrubber column support plate
- grp column support plate
- grp scrubber column support plate
We also supply:
- non metalic support plate
- hdpe support plate
- pp support plate
- pph support plate
- upvc support plate
- cpvc support plate
- pvdf support plate
- ectfe support plate
- fep support plate
- pfa support plate
- frp support plate
- grp support plate
- Packed bed scrubbers handling corrosive gases
- Absorption and stripping columns
- Chemical process towers with high gas flow rates
- Pollution control scrubbers for acid gases and chemical fumes
- Structured packing distillation column systems
- Structured packing in distillation column applications
- Structured packing distillation operations
- Chimney tray distillation column systems
- Chimney tray in column systems
- Uniform gas injection across the packed bed
- Improved gas–liquid contact and mass transfer efficiency
- Reduced channelling and dead zones
- Controlled pressure drop based on hydraulic design
- Simultaneous load-bearing and gas distribution function
- High mechanical strength and corrosion resistance
Random Packings
Random Packings are loose-filled internals designed to increase effective surface area and turbulence within the column, thereby enhancing gas–liquid mass transfer. Selection is based on column diameter, gas velocity, liquid loading, and allowable pressure drop. These random packings are widely used as random tower packing systems in random and regular packing, random and structured packing, and random packing and structured packing applications. SREX Composites supplies multiple random packing types and types of random packing suitable for random packing for scrubber column applications.
Pall Rings
Pall Rings are cylindrical random packings with open windows that promote efficient liquid spreading and unrestricted gas flow. SREX Composites is among reliable pall ring manufacturers supplying pall packing, pallring, pall ring packing, packing pall ring, pall ring media, and plastic pall systems for chemical processing industries. We manufacture plastic pall rings, metal pall ring, metal pall ring packing, ceramic pall ring, polypropylene pall rings, ptfe pall ring, pvc pall ring, pvdf pall ring, ss pall rings, and stainless steel pall rings for corrosive and high-temperature operations. Our pall rings are widely used in pall rings degasser tower systems. We also provide technical guidance related to pall ring packing specification, pall ring uses, pall rings use, and pall rings price.
Applications
- Acid gas scrubbers
- Absorber and stripper columns
Advantages
- High void fraction
- Improved mass transfer efficiency
- Reduced pressure drop
Super Saddle
Super Saddle packings combine saddle geometry with structural rigidity, offering enhanced liquid distribution and resistance to fouling. Our range includes super saddle, intalox saddles, super intalox, super intalox saddles, intalox packing, intalox saddle packing, ceramic saddles tower packing, ceramic saddle packing, ceramic berl saddles, ceramic intalox saddles, metal intalox, intalox ultra l random packing, and ceramic random packing solutions.
Applications
- Wet scrubbers
- Chemical absorption towers
Advantages
- Excellent liquid spreading
- High mechanical stability
- Low fouling tendency
Cascade Ring
Cascade Rings are high-capacity random packings designed for improved throughput and reduced pressure loss. Our product range includes cascade ring, cascade mini ring, and cascade mini rings suitable for high-capacity absorption and stripping applications.
Applications
- High-throughput scrubbers
- Gas absorption systems
Advantages
- Increased column capacity
- Uniform gas–liquid distribution
- Reduced flooding risk
Hexapack / Starpack
Hexapack or Starpack packings feature an open lattice structure that generates turbulence while maintaining a high void fraction. SREX Composites supplies snowflake, star poly packs, star print pack machinery, star pack price, omnipak, tripack, and tripack packaging systems for high-efficiency mass transfer applications.
Applications
- Compact scrubber columns
- High gas velocity systems
Advantages
- High surface area
- Excellent turbulence generation
- Lightweight and durable
Tellerette
Tellerette packings are spherical lattice-type internals designed to maximize contact efficiency while minimizing fouling. We manufacture tellerette, tellerette packing, tellerette ring, tellerette 2k packing, rosette ring, ring rosette, and rosette diamond ring systems for advanced gas scrubbing applications.
Applications
- Acid mist removal
- Packed scrubber systems
Advantages
- Open structure prevents clogging
- High mass transfer efficiency
- Easy installation
Structured Packings
Structured Packings consist of corrugated sheets arranged in a defined geometric pattern to deliver high separation efficiency with very low pressure drop. Selection is based on mass transfer efficiency, pressure drop limits, and column capacity. These structured packings are widely used in structured packing column, structured packing distillation, structured packing distillation column, and structured packing in distillation column systems. SREX Composites manufactures multiple structured packing types and types of structured packing suitable for chemical separation industries.
- structured packings
- mellapak
- structured packing
- ceramic structured packing
- corrugated structured packing
- distillation column structured packing
- distillation tower packing
- flexipac structured packing
- gempak structured packing
- imtp random packing
- intalox structured packing
- mellapak structured packing
- metal structured packing
- plastic structured packing
- ptfe structured packing
- stainless steel column packing
- structured glass packing
- structured packings for scrubber
- sheet metal structured packing
Ceramic Structured Packing
Ceramic Structured Packings are used in high-temperature and highly corrosive applications where thermal stability is critical. These ceramic structured packing systems are suitable for distillation column structured packing and structured packing distillation applications.
Applications
- High-temperature absorption columns
- Acidic and corrosive gas systems
Advantages
- Excellent thermal resistance
- High chemical durability
- Long service life
Sheet Metal Structured Packing
Sheet Metal Structured Packings are precision-formed metallic internals used for high-efficiency mass transfer. These sheet metal structured packing systems are extensively used as metal structured packing in high-capacity separation systems.
Applications
- High-efficiency absorption columns
- Chemical distillation and stripping
Advantages
- Very low pressure drop
- High mass transfer efficiency
- Suitable for high-capacity columns
Bed Limiter Plate
Bed Limiter Plates are installed above packed beds to prevent uplift, movement, or fluidization of packings under high gas velocities. These systems are widely used as column hold down plate, scrubber column hold down plate, non metalic column hold down plate, non metalic scrubber column hold down plate, column bed limiter plate, scrubber column bed limiter plate, non metalic column bed limiter plate, and non metalic scrubber column bed limiter plate systems for packed towers and scrubber columns.
- hdpe column hold down plate
- hdpe scrubber column hold down plate
- pp column hold down plate
- pp scrubber column hold down plate
- pph column hold down plate
- pph scrubber column hold down plate
- upvc column hold down plate
- upvc scrubber column hold down plate
- cpvc column hold down plate
- cpvc scrubber column hold down plate
- pvdf column hold down plate
- pvdf scrubber column hold down plate
- ectfe column hold down plate
- ectfe scrubber column hold down plate
- fep column hold down plate
- fep scrubber column hold down plate
- pfa column hold down plate
- pfa scrubber column hold down plate
- frp column hold down plate
- frp scrubber column hold down plate
- grp column hold down plate
- grp scrubber column hold down plate
- hdpe column bed limiter plate
- hdpe scrubber column bed limiter plate
- pp column bed limiter plate
- pp scrubber column bed limiter plate
- pph column bed limiter plate
- pph scrubber column bed limiter plate
- upvc column bed limiter plate
- upvc scrubber column bed limiter plate
- cpvc column bed limiter plate
- cpvc scrubber column bed limiter plate
- pvdf column bed limiter plate
- pvdf scrubber column bed limiter plate
- ectfe column bed limiter plate
- ectfe scrubber column bed limiter plate
- fep column bed limiter plate
- fep scrubber column bed limiter plate
- pfa column bed limiter plate
- pfa scrubber column bed limiter plate
- frp column bed limiter plate
- frp scrubber column bed limiter plate
- grp column bed limiter plate
- grp scrubber column bed limiter plate
- non metalic hold down plate
- hdpe hold down plate
- pp hold down plate
- pph hold down plate
- upvc hold down plate
- cpvc hold down plate
- pvdf hold down plate
- ectfe hold down plate
- fep hold down plate
- pfa hold down plate
- frp hold down plate
- grp hold down plate
- non metalic bed limiter plate
- hdpe bed limiter plate
- pp bed limiter plate
- pph bed limiter plate
- upvc bed limiter plate
- cpvc bed limiter plate
- pvdf bed limiter plate
- ectfe bed limiter plate
- fep bed limiter plate
- pfa bed limiter plate
- frp bed limiter plate
- Tall scrubber columns
- High gas flow absorption systems
- Maintains packed bed stability
- Prevents packing displacement
- Improves operational reliability
Liquid Distributor / Liquid Collector / Redistributor
Liquid Distribution Systems are designed based on liquid flow rate, packing type, and column diameter to ensure uniform wetting of the packed bed and optimal mass transfer. These systems are widely used as liquid distributor, liquid distributor in distillation column, liquid distributor packed column, liquid distributor types, column liquid distributor, scrubber column liquid distributor, non metalic column liquid distributor, and non metalic scrubber column liquid distributor systems.
- deck type liquid distributor
- pipe type liquid distributor
- trough type liquid distributor
- weir type liquid distributor
- hdpe column liquid distributor
- hdpe scrubber column liquid distributor
- pp column liquid distributor
- pp scrubber column liquid distributor
- pph column liquid distributor
- pph scrubber column liquid distributor
- upvc column liquid distributor
- upvc scrubber column liquid distributor
- cpvc column liquid distributor
- cpvc scrubber column liquid distributor
- pvdf column liquid distributor
- pvdf scrubber column liquid distributor
- ectfe column liquid distributor
- ectfe scrubber column liquid distributor
- fep column liquid distributor
- fep scrubber column liquid distributor
- pfa column liquid distributor
- pfa scrubber column liquid distributor
- frp column liquid distributor
- frp scrubber column liquid distributor
- grp column liquid distributor
- non metalic liquid distributor
- hdpe liquid distributor
- pp liquid distributor
- pph liquid distributor
- upvc liquid distributor
- cpvc liquid distributor
- pvdf liquid distributor
- ectfe liquid distributor
- fep liquid distributor
- pfa liquid distributor
- frp liquid distributor
- liquid collector in distillation column
- column liquid collector
- scrubber column liquid collector
- non metalic column liquid collector
- non metalic scrubber column liquid collector
- non metalic liquid collector
- hdpe liquid collector
- pp liquid collector
- pph liquid collector
- upvc liquid collector
- cpvc liquid collector
- pvdf liquid collector
- ectfe liquid collector
- fep liquid collector
- pfa liquid collector
- frp liquid collector
- grp liquid collector
- hdpe column liquid collector
- hdpe scrubber column liquid collector
- pp column liquid collector
- pp scrubber column liquid collector
- pph column liquid collector
- pph scrubber column liquid collector
- upvc column liquid collector
- upvc scrubber column liquid collector
- cpvc column liquid collector
- cpvc scrubber column liquid collector
- pvdf column liquid collector
- pvdf scrubber column liquid collector
- ectfe column liquid collector
- ectfe scrubber column liquid collector
- fep column liquid collector
- fep scrubber column liquid collector
- pfa column liquid collector
- pfa scrubber column liquid collector
- frp column liquid collector
- frp scrubber column liquid collector
- grp column liquid collector
- grp scrubber column liquid collector
Channel Type Liquid Distributor
Channel Type Distributors use parallel channels with calibrated outlets for large-diameter columns.
Applications
- Large diameter scrubbers
- High liquid flow systems
Advantages
- Uniform liquid spreading
- Simple and robust design
- Easy maintenance
Pan Type Liquid Distributor
Pan Type Distributors use perforated pans for controlled liquid distribution.
Applications
- Absorption and stripping towers
Advantages
- Accurate liquid distribution
- Low pressure drop
- Reliable performance
Pipe Type Liquid Distributor
Pipe Type Distributors use perforated or spray pipes for flexible layouts.
Applications
- Retrofitting existing columns
- Chemical scrubbers
Advantages
- Flexible configuration
- Easy installation
- Uniform spray pattern
Trough Type Liquid Distributor
Trough Type Distributors use open troughs with calibrated openings for even redistribution.
Applications
- Packed bed scrubbers
Advantages
- Excellent liquid redistribution
- Reduced channeling
- Long service life
Vane Type Mist Eliminator
Vane Type Mist Eliminators remove entrained liquid droplets using inertial separation through directional vanes. These systems are widely used as mist eliminator, vane type mist eliminator, mist eliminator filter, mist extractor, demister mist eliminator, mist eliminator pads, moisture eliminators, mist eliminator for wet scrubber, vane mist eliminator, air mist separator, mesh pad mist eliminator, cooling tower mist eliminator, cyclone mist eliminator, duct moisture eliminator, fiber bed mist eliminator, mesh mist eliminator, mist eliminator in scrubber, pp mist eliminator, pvc mist eliminator, scrubber mist eliminator, water mist eliminator, water mist separator, and wet scrubber mist eliminator systems. We also provide technical guidance related to types of mist eliminator applications. We also provide technical guidance related to types of mist eliminator applications.
Applications
- Scrubber outlet sections
- High-velocity gas streams
Advantages
- Handles high gas velocities
- Low pressure drop
- Minimal fouling
Wire Mesh Type Demister Pad
Wire Mesh Demister Pads remove fine mist through impingement and coalescence. These systems are widely used as demisterpad, wire mesh demister pad, wire mesh demister, demister pad in vessel, demister mesh, demister supplier, mesh pad mist eliminator, best demister pad, de mist pad, de mister pads, demister mesh pad, demister pad for boiler, demister pad separator, mist pad, pad demister, pp demister pad, steam demister, vessel demister, vessel demister pad, and wire mesh type demister pad systems. We also provide technical support related to demister pad price and demister pad use applications.
Applications
- Acid mist elimination
- Chemical exhaust systems
Advantages
- High droplet removal efficiency
- Lightweight construction
- Easy replacement
Design Standards & Compliance
- Process-specific hydraulic and mass transfer design calculations
- ASTM material standards for plastics and metals
- ISO / DIN guidelines for column internals
- Compatibility with ASME RTP-1 based composite equipment
- Design suitability for distillation column internals and scrubber column internals
- Engineered solutions for structured packing distillation column systems
- Technical support for column internals installation
- Complete technical documentation including column internals pdf and distillation column internals pdf
