Structured Manufacturing Data (2026)

Industrial Vacuum Cooling Tunnel

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Industrial Vacuum Cooling Tunnel used in the Processing and Preserving of Fruit and Vegetables sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Industrial Vacuum Cooling Tunnel is characterized by the integration of Vacuum Chamber and Vacuum Pump System. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless Steel 304 construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Industrial tunnel system for rapid cooling of processed fruits and vegetables using vacuum technology.

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Product Specifications

Technical details and manufacturing context for Industrial Vacuum Cooling Tunnel

Definition
The Industrial Vacuum Cooling Tunnel is a critical post-processing equipment used in fruit and vegetable preservation facilities. It rapidly reduces product temperature through vacuum-induced evaporation, significantly extending shelf life while maintaining quality. This machine is essential in B2B supply chains for maintaining product integrity during packaging and distribution phases. It enables processors to meet strict food safety standards while optimizing production throughput.
Working Principle
Creates a vacuum environment that lowers water's boiling point, causing rapid evaporation and cooling of product surface moisture.
Common Materials
Stainless Steel 304, Food-grade Polycarbonate, High-vacuum Seals
Technical Parameters
  • Maximum throughput capacity (kg/hour) Per Request
  • Processing chamber volume (m³) Per Request
Components / BOM

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Industrial Vacuum Cooling Tunnel.

Vacuum Cooling System Rapid Vacuum Chiller Post-processing Vacuum Cooler industrial vacuum cooling tunnel for fruits vegetable processing vacuum cooling system food-grade vacuum tunnel for rapid cooling stainless steel vacuum cooling equipment high-efficiency vegetable cooling tunnel

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Operating: 0.1-0.3 bar absolute, Design: Full vacuum to 0.5 bar
flow rate: 1-10 tons/hour product throughput
temperature: Inlet: 70-95°C, Outlet: 4-10°C
slurry concentration: Up to 40% solids by weight
Media Compatibility
✓ Fresh-cut fruits (berries, melons) ✓ Blanched vegetables (carrots, peas) ✓ Cooked pasta/grains
Unsuitable: High-viscosity purees or pastes (e.g., tomato paste, fruit concentrates)
Sizing Data Required
  • Required cooling capacity (kW or tons refrigeration)
  • Product inlet temperature and target outlet temperature
  • Production throughput rate (kg/hour or tons/hour)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Vacuum Seal Degradation
Cause: Wear and tear on elastomeric seals due to thermal cycling, chemical exposure to process residues, and mechanical stress from pressure differentials, leading to vacuum loss and reduced cooling efficiency.
Heat Exchanger Fouling
Cause: Accumulation of particulate matter, scale, or biological growth on heat exchanger surfaces from process fluids or cooling water, impairing heat transfer and increasing energy consumption.
Maintenance Indicators
  • Audible hissing or whistling from the tunnel housing, indicating vacuum seal failure or leaks.
  • Visible condensation or frost buildup on external surfaces, suggesting compromised insulation or inefficient heat exchange.
Engineering Tips
  • Implement a predictive maintenance program using vibration analysis and thermal imaging to detect early signs of seal wear and heat exchanger inefficiencies.
  • Use high-purity, treated cooling water and install inline filtration to minimize fouling and corrosion in the heat exchange system.

Compliance & Manufacturing Standards

Reference Standards
ISO 12100:2010 Safety of machinery - General principles for design - Risk assessment and risk reduction ANSI/ASHRAE 15 Safety Standard for Refrigeration Systems DIN EN 378 Refrigerating systems and heat pumps - Safety and environmental requirements
Manufacturing Precision
  • Vacuum chamber flatness: +/-0.5mm per meter
  • Cooling coil alignment: +/-1.0mm from centerline
Quality Inspection
  • Vacuum Leak Test (Helium Mass Spectrometry)
  • Temperature Uniformity Mapping Test

Factories Producing Industrial Vacuum Cooling Tunnel

Manufacturer profiles with relevant production capability in China

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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.

Frequently Asked Questions

How does vacuum cooling improve fruit and vegetable preservation?

Vacuum cooling rapidly reduces product temperature through evaporation under low pressure, minimizing quality degradation, extending shelf life, and maintaining texture and nutritional value better than conventional cooling methods.

What maintenance is required for the vacuum cooling tunnel?

Regular maintenance includes vacuum seal inspections, conveyor belt cleaning, vacuum pump oil changes, and stainless steel surface sanitization. We recommend quarterly professional servicing to ensure optimal performance and food safety compliance.

Can this system handle different fruit and vegetable sizes?

Yes, the adjustable conveyor belt and modular vacuum chamber design accommodate various product sizes from small berries to large leafy vegetables. Custom configurations are available for specific processing requirements.

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 for Processing and Preserving of Fruit and Vegetables.

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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