Column Internal-Trays

Metal Sieve Trays: Cost-Effective Fouling-Resistant Solutions for High-Liquid Residence Applications

Engineered Simplicity Metal Sieve Trays deliver reliable vapor-liquid contact through precision-perforated plates requiring zero moving parts. Designed for fouling/corrosive services, they offer 30-50% cost savings over valve trays while enabling extended liquid residence times (>60s) – ideal for refinery scrubbers, chemical reactors, and processes where phase contact duration outweighs turndown

Column Internal-Trays

Guided Metal Conventional Valve Trays: High-Efficiency Directional Flow Technology for Refinery Fractionation

Trapezoidal Valve Innovation Guided Metal Conventional Valve Trays feature patented trapezoidal valves that redirect gas flow at acute angles to liquid movement, creating synergistic forward thrust. This Tianjin University-developed design slashes tray pressure drop by 15-20%, extends turndown flexibility (33% lower gas load limit + 20% upper limit), and eliminates

Column Internal-Trays

Metal Bubble Cap Trays: High-Liquid Retention Solutions for Reactive & Corrosive Services

Engineered for Challenging Processes Metal Bubble Cap Trays utilize inverted caps over vapor risers to force gas through slot-orifices, creating uniform bubbling through liquid layers. This design maintains stable vapor-liquid contact at ultra-low gas rates (<0.5 m/s) while accommodating liquid depths up to 150mm – ideal for reactive absorption, amine

Column internals-Distributors

High-Flow Packing Support Grids: Structural Integrity with Maximum Open Area for Critical Columns

Engineered Bed Support Technology Packing support grids deliver essential structural reinforcement for random and structured packing beds while maintaining ≥85% open area. Engineered cross-bar configurations prevent bed collapse under 15,000 kg/m² loads while ensuring unrestricted vapor/liquid flow – eliminating flooding risks in sulfuric acid towers, fume scrubbers, and high-capacity distillation

Column internals-Distributors

Hold Down Grids: Packing Stabilizers for High-Gas Load & Vacuum Distillation Systems

Bed Stabilization Technology Hold down grids (bed limiters) prevent packing fluidization and intermixing during gas surges (>3 m/s vapor velocity) or pressure transients. Engineered with ≥85% open area and 10,000 kg/m² load capacity, these grids maintain bed integrity while permitting unrestricted vapor/liquid flow in vacuum distillation, acid towers, and high-turndown

Column internals-Distributors

Trough Liquid Distributors: Heavy-Duty Liquid Distribution for Fouling Services & High-Capacity Columns

High-Flow Process Solution Trough Liquid Distributors deliver robust liquid distribution in demanding industrial applications. Featuring modular parting boxes that stack vertically for column heights >8 ft (2.4m+), this fouling-resistant design handles extreme liquid loads (2-50 m³/m²hr) while servicing column diameters from 900mm to 8m+. Design Features & Benefits Characteristic Technical

Structured Packing

Ceramic Structured Packing: Ultra-High Temperature Corrosion Resistance for Extreme Process Environments

Engineered for Extreme Conditions Ceramic Structured Packing delivers unmatched thermal stability (≤800°C) and acid/alkali resistance in highly corrosive processes. Engineered corrugated geometries provide 3-5× higher separation efficiency than random packing with minimal pressure drop (<6 mmHg/m), ideal for vacuum distillation, H₂S scrubbing, and sulfuric acid concentration systems. Material Superiority Property

Structured Packing

Metal Perforated Plate Corrugated Structured Packing: High-Capacity Solutions for Demanding Distillation

Metal Perforated Plate Corrugated Structured Packing uses precision-punched 5mm holes in corrugated metal sheets (stainless steel, Monel, titanium) to maximize liquid distribution and surface wettability. Engineered for high liquid-load applications and large-diameter columns, it delivers superior strength, corrosion resistance, and process stability under challenging conditions. Key Features & Benefits 5mm

Structured Packing

Plastic Corrugated Structured Packing: Cost-Effective Corrosion Resistance for Harsh Chemical Processes

Plastic Corrugated Structured Packing delivers exceptional corrosion resistance at lower costs than metal alternatives. Engineered from PP, PVC, PTFE, or PVDF polymers with specialized honeycomb designs, it provides high void ratios (>96%) and ultra-low pressure drops for acid scrubbing, VOC removal, and aggressive chemical processing up to 135°C. Key Materials

Metal Random Packings

Metal Saddle Ring Packing – High Efficiency, Low Pressure Drop Solution

Metal Saddle Ring Packing – Balanced Performance for Demanding Processes When you need a packing that delivers both high capacity and efficiency, metal saddle rings are the smart choice. They cleverly combine the best features of saddle shapes and ring structures—offering excellent surface area distribution with minimal gas resistance.

Metal Random Packings

Triangular Spiral Packing – Precision Fenske Design for High-Resolution Separation

Triangular Spiral Packing – Where Geometry Meets Efficiency When you need to push the limits of separation efficiency in laboratory or specialized industrial applications, triangular spiral packing delivers a distinct advantage. As a member of the Fenske spiral family, this packing replaces conventional circular coils with a triangular wire

Plastic Random Packings

Polyhedral Hollow Ball Packing – Lightweight Efficiency for Water Treatment & Gas Scrubbing

Polyhedral Hollow Ball Packing – Maximum Surface, Minimum Weight When you need a packing that combines large surface area with minimal weight and pressure drop, polyhedral hollow balls deliver a smart balance. Their unique design features two interlocking hemispheres with fan-shaped leaves that create an open, efficient structure perfect

Demisters

Wire Mesh Demisters: High-Efficiency Mist Elimination for Industrial Gas Streams

Advanced Entrainment Control Wire Mesh Demisters utilize precision-woven metal/non-metal meshes (Ø≤0.3mm) to capture 99.5% of liquid droplets down to 1μm. Engineered with >95% void volume and customizable configurations (ring/chevron/withdrawable), they deliver <0.15 kPa pressure drop while eliminating carryover in refinery sour water strippers, chemical scrubbers, and acid gas treatment units.

Demisters

Vane Mist Eliminators: High-Capacity Fouling-Resistant Separation for Demanding Industrial Gas Streams

Inertial Impaction Technology Vane Mist Eliminators utilize precisely spaced corrugated plates to force directional changes in gas streams, leveraging inertial forces to capture 99% of liquid droplets ≥5μm. Engineered for high liquid loads and fouling resistance, these low-∆P (<0.25 kPa) systems excel in refinery sour water strippers, LNG knockout drums,