Structured Manufacturing Data (2026)

Cold Trap/Condenser

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Cold Trap/Condenser used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Cold Trap/Condenser is characterized by the integration of Cooling Coil/Jacket and Trap Body. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless Steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A vacuum system component that condenses vapors and traps contaminants by cooling surfaces below their dew points.

Product Specifications

Technical details and manufacturing context for Cold Trap/Condenser

Definition
A critical component in vacuum systems that removes condensable vapors and contaminants from the gas stream by cooling surfaces to temperatures where these substances condense or freeze, preventing them from reaching sensitive components like vacuum pumps or process chambers.
Working Principle
Operates by maintaining a cooled surface (typically using liquid nitrogen, chilled water, or mechanical refrigeration) within the vacuum path. When gas molecules with sufficient vapor pressure contact this cold surface, they lose kinetic energy and transition from gas to liquid or solid phase, effectively removing them from the vacuum environment.
Common Materials
Stainless Steel, Copper, Aluminum
Technical Parameters
  • Internal diameter of the trap/condenser body (mm) Standard Spec
Components / BOM
  • Cooling Coil/Jacket Part
    Provides cooling surface for condensation, typically circulating coolant
    Material: Copper or Stainless Steel
  • Trap Body
    Main vacuum chamber housing the cooling elements
    Material: Stainless Steel
  • Vacuum Flanges Part
    Connects the trap to the vacuum system
    Material: Stainless Steel
  • Drain Valve
    Allows removal of condensed liquids
    Material: Stainless Steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Cold Trap/Condenser.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 10^-6 Torr to 1 atm (high vacuum to atmospheric)
flow rate: 0.1 to 1000 sccm (standard cubic centimeters per minute)
temperature: -196°C to 150°C (liquid nitrogen to ambient cooling)
slurry concentration: Not applicable - designed for vapor phase only
Media Compatibility
✓ Organic solvent vapors (acetone, ethanol) ✓ Water vapor ✓ Volatile process byproducts
Unsuitable: Corrosive halogen gases (e.g., chlorine, fluorine) without specialized coatings
Sizing Data Required
  • Vapor load (mass flow rate)
  • Required condensation efficiency (%)
  • Available cooling capacity (W)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Corrosion-induced perforation
Cause: Exposure to corrosive process fluids, moisture ingress, or chemical attack from condensates, leading to wall thinning and eventual leaks.
Fouling and blockage
Cause: Accumulation of solid deposits, ice, or viscous condensates inside the trap or condenser tubes, reducing heat transfer efficiency and increasing pressure drop.
Maintenance Indicators
  • Visible frost or ice buildup on external surfaces indicating internal blockage or insufficient insulation
  • Audible hissing or whistling sounds from the unit, suggesting leaks or abnormal pressure differentials
Engineering Tips
  • Implement regular thermal imaging inspections to detect early-stage fouling or insulation failures before they cause operational issues
  • Use corrosion-resistant materials (e.g., stainless steel, specialized alloys) and apply protective coatings in areas exposed to aggressive condensates or atmospheric conditions

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality Management Systems ASME B31.3 - Process Piping DIN 28136 - Dimensions of Glass Components for Chemical Apparatus
Manufacturing Precision
  • Bore Diameter: +/-0.05mm
  • Surface Flatness: 0.1mm/m
Quality Inspection
  • Helium Leak Test
  • Pressure Test (Hydrostatic/Pneumatic)

Factories Producing Cold Trap/Condenser

Manufacturer profiles with relevant production capability in China

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are available for cold trap construction?

Our cold traps are constructed from high-quality materials including stainless steel for corrosion resistance, copper for superior thermal conductivity, and aluminum for lightweight applications.

How does a cold trap improve vacuum system performance?

Cold traps condense vapors and trap contaminants by cooling surfaces below their dew points, preventing backstreaming into vacuum pumps and maintaining system purity and efficiency.

What components are included in the cold trap assembly?

Each cold trap includes a cooling coil/jacket for heat exchange, drain valve for contaminant removal, trap body, and vacuum flanges for secure system integration.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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