Liquid CO2 tank

BluNet Liquid CO2 Tank — a professional-grade CO2 cryogenic tank designed for safe and efficient storage of liquid carbon dioxide.
Vacuum-insulated, pressure-controlled, and compliant with international standards, these tanks ensure minimal evaporation, stable pressure, and reliable industrial performance.
Capacities ranging from 5 m³ to 50 m³, with custom sizes available for large-scale CO2 storage projects.
Available in various capacities, BluNet provides customized solutions for food and beverage, welding, chemical, fire protection, dry ice production, and greenhouse applications.

Professional Liquid CO2 Tank Supplier

BluNet is a professional supplier of liquid CO2 tank and CO2 cryogenic tank systems, delivering safe, efficient, and long-lasting storage solutions for industrial carbon dioxide applications.

Our cryogenic CO2 storage tanks are engineered for reliable bulk storage of liquid carbon dioxide, ensuring stable pressure, minimal evaporation loss, and full compliance with international pressure vessel standards.

BluNet liquid CO2 tank and CO2 cryogenic tank for safe industrial carbon dioxide storage
BluNet professional liquid CO2 tank and cryogenic CO2 storage system

Technical Specifications of CO2 Liquid Tanks

Model Volume (m³) Pressure (MPa) Size (mm) Weight (kg) Material Medium
CFL-5/2.16 5 2.16 Φ2000 × 5130 4450 Outer: Q245-R / Inner: 16MnDr LCO2
CFL-10/2.16 10 2.16 Φ2100 × 7170 6986 Outer: Q245-R / Inner: 16MnDr LCO2
CFL-15/2.16 15 2.16 Φ2500 × 6912 8810 Outer: Q245-R / Inner: 16MnDr LCO2
CFL-20/2.16 20 2.16 Φ2500 × 8756 11328 Outer: Q245-R / Inner: 16MnDr LCO2
CFL-30/2.16 30 2.16 Φ2900 × 8875 17961 Outer: Q245-R / Inner: 16MnDr LCO2
CFL-50/2.16 50 2.16 Φ3200 × 11300 26097 Outer: Q245-R / Inner: 16MnDr LCO2
CFL-100/2.16 100 2.16 Φ3500 × 16870 49627 Outer: Q245-R / Inner: 16MnDr LCO2

Certificates & Approvals

BluNet liquid CO2 tanks and LCO2 storage tanks are manufactured to meet the highest international standards, ensuring safety, quality, and regulatory compliance for industrial applications.

  • ASME Certification: Tanks designed and fabricated according to ASME Boiler & Pressure Vessel Code.
  • EN Standards: Compliant with European pressure vessel standards for cryogenic storage.
  • ISO 9001: Quality management system certified, ensuring consistent production and inspection processes.
  • CE Marking: Meets EU safety, health, and environmental protection requirements.
  • TÜV / Third-Party Inspection: Optional independent certification for additional quality assurance.

All BluNet LCO2 tanks undergo rigorous testing, including hydrostatic pressure tests, vacuum performance verification, and NDT inspections, to guarantee reliable and safe operation for industrial liquid carbon dioxide storage.

BluNet liquid CO2 tanks with ASME, EN, ISO 9001, CE, and TÜV certifications
BluNet CO2 cryogenic tanks certified to international standards for safe and reliable industrial storage

Key Features

1. Advanced Vacuum Insulation

Our cryogenic CO2 liquid tank adopts a double-wall structure with high vacuum insulation technology to significantly reduce heat ingress and minimise CO2 boil-off.

This ensures:

  • Lower product loss
  • Stable storage conditions
  • Improved energy efficiency

2. Reliable Pressure Control System

  • Built-in pressure build-up unit
  • Safety relief valves
  • Accurate level and pressure gauges
  • Optional automatic PLC control

The system maintains stable working pressure to ensure a consistent CO2 supply.

3. Heavy-Duty Construction

  • Inner vessel: carbon steel or stainless steel
  • Outer shell: corrosion-resistant carbon steel
  • Designed according to ASME / EN standards
  • Full NDT inspection and pressure testing

Every liquid CO2 container is engineered for long-term industrial use.

4. Flexible Capacity Options

BluNet offers liquid carbon dioxide storage tanks in various capacities:

Applications

Our liquid CO2 tank systems are widely used in:

  • Food & Beverage Industry – carbonation, cooling, freezing
  • Welding & Metal Fabrication – shielding gas supply
  • Chemical Industry – process gas storage
  • Fire Protection Systems – CO2 suppression systems
  • Dry Ice Production – stable liquid CO2 supply
  • Greenhouse Agriculture – CO2 enrichment

The consistent pressure and purity maintained by our CO2 cryogenic tanks ensure reliable downstream performance.

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Shipping & Delivery

Global Shipping and Delivery

BluNet provides reliable and fully documented global shipping solutions for industrial gas cylinders, cryogenic equipment, and related systems. Our logistics services are designed specifically for B2B international trade, ensuring secure, compliant, and efficient delivery to your designated facility or project site.

Estimated transit times are based on standard international sea freight schedules and do not include production lead time, export documentation processing, customs clearance, or local delivery arrangements. Actual delivery times may vary depending on destination, order quantity, carrier availability, port conditions, and customs procedures.

  • Europe: 25 – 40 days via sea freight
  • North America: 25 – 40 days via sea freight
  • Asia: 7 – 15 days via sea freight
  • Middle East & Africa: 20 – 35 days via sea freight
  • Australia: 20 – 35 days via sea freight

Due to international transportation regulations for pressure vessels and industrial gases, BluNet primarily arranges shipments via sea freight.

We support international trade terms including EXW, FOB, CIF, CFR, DAP, and DDP, depending on your procurement and logistics requirements.

Unless otherwise agreed in writing, import duties, taxes, customs clearance charges, and destination handling fees are the responsibility of the buyer. BluNet will provide the required export and shipping documentation, including commercial invoice, packing list, bill of lading, certificate of origin, and product certifications if required.

Shipment tracking information will be provided once the goods are dispatched, allowing full visibility of the shipment throughout transit.

Returns & Refunds

At BluNet, we are committed to supporting our international partners with reliable products and professional service. In the event of product discrepancies or shipment damage, our structured return and replacement process helps minimize disruption to your operations.

Return Guidelines:

  • Return requests must be submitted within 14 days of product receipt.
  • Products must remain unused and in their original packaging unless the issue involves manufacturing defects or shipping damage.
  • Damaged or defective items must be documented with photographs and relevant shipping documents.
  • Custom-made, pressure-certified, or specially configured products may not be eligible for return unless confirmed as defective.

Once a return request is reviewed and approved, BluNet may provide replacements, credit notes, or refunds according to the agreed trade terms and order conditions. Refunds are processed through the original payment method or applied toward future orders where applicable.

Please note that freight charges, customs duties, taxes, and destination handling fees are non-refundable unless the issue is confirmed to result from manufacturing defects or shipment errors caused by BluNet.

For assistance with shipping, export documentation, returns, or order support, please contact our international sales team:

📧 info@gaseschina.com
🌐 www.gaseschina.com

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