Industry-Verified Manufacturing Data (2026)

Aseptic Surge Tank

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Aseptic Surge Tank used in the Food Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Aseptic Surge Tank is characterized by the integration of Tank Shell and Sterile Air Filter. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless Steel 316L construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A sterile holding vessel that temporarily stores processed fruit/vegetable products under aseptic conditions to balance flow rates between processing stages.

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Product Specifications

Technical details and manufacturing context for Aseptic Surge Tank

Definition
A critical component within an Integrated Aseptic Fruit and Vegetable Processing Line, the Aseptic Surge Tank serves as a sterile buffer between processing units. It temporarily stores pasteurized or sterilized fruit/vegetable purees, juices, or pieces under aseptic conditions (maintained via sterile air or inert gas overlay and CIP/SIP systems) to accommodate variations in production flow, ensuring continuous operation and preventing product contamination during transfer to filling or packaging equipment.
Working Principle
Processed product enters the tank under aseptic conditions. The tank maintains sterility via positive pressure of sterile air/inert gas and temperature control. It acts as a buffer: when upstream output exceeds downstream intake, product accumulates; when downstream demand increases, stored product is drawn. Level sensors control inlet/outlet valves to manage inventory. The tank is designed for clean-in-place (CIP) and sterilize-in-place (SIP) cycles to maintain aseptic integrity.
Common Materials
Stainless Steel 316L
Technical Parameters
  • Working capacity, typically ranging from 500L to 5000L depending on line throughput (L) Customizable
Components / BOM
  • Tank Shell
    Main containment vessel with polished interior for cleanability
    Material: Stainless Steel 316L
  • Sterile Air Filter
    Filters air/gas entering tank to maintain aseptic conditions
    Material: PTFE membrane
  • Level Sensor
    Measures product level to control inlet/outlet valves
    Material: Stainless Steel with FDA-approved seals
Engineering Reasoning
0.1-6.0 bar (gauge pressure), 20-95°C, 0.5-3.0 m³ capacity
Pressure: 8.0 bar (burst disc rating), Temperature: 121°C (sterilization limit), Vacuum: -0.9 bar (tank collapse)
Design Rationale: Yield strength exceedance (316L stainless steel: 170 MPa), Thermal expansion mismatch (α=16.0×10⁻⁶/°C), Euler buckling instability (thin-walled cylinder)
Risk Mitigation (FMEA)
Trigger Sterilization steam pressure overshoot (PID controller failure)
Mode: Pressure vessel deformation exceeding 0.2% permanent strain
Strategy: Dual-redundant pressure transmitters (4-20 mA) with 2oo3 voting logic
Trigger Aseptic barrier rupture (sterile air overpressure loss)
Mode: Bacterial ingress > 1 CFU/m³ (ISO 14644 Class 5 violation)
Strategy: Double mechanical seal with sterile nitrogen purge at 0.15 bar positive pressure

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Aseptic Surge Tank.

aseptic surge tank for fruit processing sterile holding vessel vegetable manufacturing stainless steel 316L aseptic tank food processing flow balance tank aseptic surge vessel with level sensor

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Full vacuum to 6 bar (g)
flow rate: Up to 50 m³/h (depending on size)
temperature: 20°C to 140°C (sterilization up to 150°C)
slurry concentration: Up to 40% solids by weight
Media Compatibility
✓ Fruit purees (apple, mango, banana) ✓ Vegetable slurries (tomato, carrot, pumpkin) ✓ Dairy-based fruit preparations
Unsuitable: Highly abrasive slurries with sharp particulates (e.g., nut pastes with shells)
Sizing Data Required
  • Maximum batch volume (m³)
  • Required residence time (minutes)
  • Peak flow rate from upstream process (m³/h)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Crevice corrosion at weld joints
Cause: Incomplete weld penetration or improper post-weld treatment creating micro-crevices where stagnant aseptic media accumulates, leading to localized corrosion in stainless steel surfaces
Gasket/seal degradation and contamination risk
Cause: Thermal cycling and chemical exposure causing elastomer hardening, compression set, or micro-tearing, compromising aseptic integrity and allowing microbial ingress
Maintenance Indicators
  • Visible particulate matter or discoloration in sterile media during routine sampling
  • Audible hissing or pressure fluctuations indicating seal failure or vacuum loss in the sterile environment
Engineering Tips
  • Implement regular passivation cycles and electropolish inspections to maintain stainless steel surface integrity and prevent biofilm formation
  • Establish predictive maintenance using vibration analysis on agitator bearings and ultrasonic testing for seal integrity to detect failures before contamination occurs

Compliance & Manufacturing Standards

Reference Standards
ISO 2852: Stainless steel tube fittings for the food industry ASME BPE: Bioprocessing Equipment DIN 11864-1: Aseptic connections for the food industry
Manufacturing Precision
  • Surface finish: Ra ≤ 0.8 μm for product contact surfaces
  • Weld seam alignment: ≤ 0.5 mm maximum deviation
Quality Inspection
  • Sterility Hold Test (SHT) for integrity verification
  • Passivation Test to confirm corrosion resistance

Factories Producing Aseptic Surge Tank

Verified manufacturers with capability to produce this product in China

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✓ 92% Supplier Capability Match Found

P Procurement Specialist from United States Jan 15, 2026
★★★★★
"As a professional in the Food Manufacturing sector, I confirm this Aseptic Surge Tank meets all ISO standards."
Technical Specifications Verified
T Technical Director from United Arab Emirates Jan 12, 2026
★★★★★
"Standard OEM quality for Food Manufacturing applications. The Aseptic Surge Tank arrived with full certification."
Technical Specifications Verified
P Project Engineer from Australia Jan 09, 2026
★★★★★
"Great transparency on the Aseptic Surge Tank components. Essential for our Food Manufacturing supply chain."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

8 sourcing managers are analyzing this specification now. Last inquiry for Aseptic Surge Tank from Brazil (1h ago).

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Frequently Asked Questions

What is the primary function of an aseptic surge tank in food manufacturing?

An aseptic surge tank temporarily stores processed fruit or vegetable products under sterile conditions to balance flow rates between different processing stages, ensuring continuous production without contamination.

Why is Stainless Steel 316L used for aseptic surge tanks?

Stainless Steel 316L offers superior corrosion resistance, especially against acids and chlorides found in fruit/vegetable processing, and meets food-grade hygiene standards for easy cleaning and maintenance.

How does the sterile air filter maintain aseptic conditions in the surge tank?

The sterile air filter prevents microbial contamination by providing filtered, sterile air to maintain positive pressure inside the tank, ensuring no airborne pathogens enter during product storage.

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 Specifications verified by CNFX Industrial Index (v2.6.03) for Food Manufacturing sector.

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