INDUSTRY COMPONENT

Mesh Pad / Packing

Mesh pad packing for demisters used to separate liquid droplets from gas streams in industrial processes.

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Component Specifications

Definition
A structured packing element made of knitted wire mesh or other porous materials designed to capture and coalesce fine liquid droplets from gas or vapor streams in demister vessels, typically installed in distillation columns, scrubbers, and other separation equipment to improve efficiency and prevent liquid carryover.
Working Principle
Operates through inertial impaction, interception, and diffusion mechanisms where gas flows through the mesh, causing liquid droplets to collide with and adhere to the wire surfaces, coalesce into larger droplets, and drain by gravity while allowing clean gas to pass through.
Materials
Typically 304 or 316 stainless steel wire, but also available in other alloys (e.g., Monel, Inconel), plastics (e.g., polypropylene, PTFE), or specialized materials for corrosion resistance; wire diameters range from 0.1mm to 0.5mm, with mesh densities from 100 to 400 kg/m³.
Technical Parameters
  • Density 100-400 kg/m³
  • Thickness 50-300 mm
  • Efficiency 99%+ for droplets >3-10 μm
  • Surface Area 200-600 m²/m³
  • Pressure Drop 10-100 Pa per layer
  • Operating Pressure Up to 10 bar
  • Operating Temperature -50°C to 500°C
Standards
ISO 2942, DIN 31655

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Mesh Pad / Packing.

mesh pad demister packing mist eliminator separation packing wire mesh pad droplet removal gas-liquid separation Mesh Pad / Packing Mesh Pad / Packing in Chemical Manufacturing

Parent Products

This component is used in the following industrial products

Demister

A device used to remove entrained liquid droplets from a gas or vapor stream.

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Engineering Analysis

Risks & Mitigation
  • Fouling from particulates
  • Corrosion in aggressive environments
  • Structural collapse under high pressure
  • Inefficient separation if improperly sized
FMEA Triads
Trigger: Corrosion from acidic or alkaline process streams
Failure: Reduced structural integrity and separation efficiency
Mitigation: Use corrosion-resistant materials (e.g., 316 stainless steel, PTFE); implement regular inspection and maintenance schedules.
Trigger: Fouling due to particulate buildup or polymerization
Failure: Increased pressure drop and decreased flow capacity
Mitigation: Install pre-filters; design for easy cleaning or replacement; use anti-fouling coatings.
Trigger: Improper installation or sizing
Failure: Poor separation efficiency and liquid carryover
Mitigation: Follow manufacturer specifications; conduct proper engineering calculations for flow rates and droplet sizes; verify installation alignment.

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±5% on thickness and density specifications; dimensional tolerances per ISO 2768-m
Test Method
Efficiency testing per ISO 2942 using aerosol challenge; pressure drop measurement per DIN 31655; material certification per ASTM/ASME standards.

Buyer Feedback

★★★★☆ 4.6 / 5.0 (24 reviews)

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"The technical documentation for this Mesh Pad / Packing is very thorough, especially regarding technical reliability."

"Reliable performance in harsh Chemical Manufacturing environments. No issues with the Mesh Pad / Packing so far."

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Frequently Asked Questions

What is the typical efficiency of a mesh pad packing?

Mesh pads typically achieve over 99% efficiency in removing liquid droplets larger than 3-10 microns from gas streams, depending on design and operating conditions.

How do you select the right mesh pad material?

Material selection depends on process conditions: stainless steel for general use, alloys for high temperatures/corrosion, and plastics for chemical resistance; consider factors like temperature, pressure, and fluid compatibility.

What maintenance is required for mesh pad packing?

Regular inspection for fouling, corrosion, or damage; cleaning with solvents or steam if clogged; replacement when efficiency drops or physical degradation occurs.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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Mesh Pad Mesh Screen