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High-Quality Liquid Helium Dewar 100L to 20,000L - Trusted China Suppliers & Factory for Cryogenic Solutions
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High-Quality Liquid Helium Dewar 100L to 20,000L - Trusted China Suppliers & Factory for Cryogenic Solutions

Introducing the Fullcryo Cryogenic LHE Dewar, a cutting-edge solution for liquid helium storage designed with industry-leading high vacuum super insulation technology. This advanced structure maintains a vacuum for up to 5 years, significantly minimizing heat leakage and ensuring long-term storage efficiency of liquid helium. Our versatile wide-mouth design and lateral liquid outlet options cater to various usage needs, making it highly adaptable.

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Manufactured in China, our Dewar features high vacuum insulation with multi-layer wrapping and steam cooling multi-cold screens, complemented by low-temperature condensation adsorption technology. This innovative approach effectively reduces the evaporation rate of liquid helium while eliminating the need for liquid nitrogen pre-cooling, thereby enhancing cooling efficiency significantly. Trust in our factory's commitment to providing products that require no routine maintenance, ensuring reliability and performance for our customers. As one of the top suppliers in the industry, we prioritize quality and efficiency for all your cryogenic needs.

    Product Description
    Features and Specifications
    1. Capacity
    Volume Range: 100 liters to 20,000 liters.
    2. Construction Material
    Fullcryo liquid helium dewar is made of austenitic stainless steel and fully welded.
    3. Insulation
    It is connected to the vacuumize equipment to vacuumize the interlayer. It can automatically open and release the pressure when the inner tank leaks, which plays a role of safety protection.
    4. Pressure Rating
    Working Pressure: 0.07Mpa
    5. Temperature Control
    • Sensors and Gauges: Monitor internal temperature to maintain cryogenic conditions.
    • Cryogenic Valves and Piping: Specifically designed to operate efficiently at extremely low temperatures.
    6. Portability
    It has an integrated caster base and handrails for operation on all four sides, and is not limited by space.
    7. Fittings and Connections
    Fill and Withdrawal Valves: Enable efficient loading and unloading of liquid helium.
    Pressure Gauge: Allows for real-time monitoring of internal pressure.
    Vent Valve: Safely releases excess pressure.
    Safety Relief Devices: Ensure safe operation under various conditions.
    Maintenance and Handling
    1. Regular Inspections
    Periodically check for signs of wear, damage, or leaks. Ensure all safety devices and valves are operational.
    2. Proper Handling
    Follow safety protocols during filling, transporting, and dispensing of liquid helium.
    3. Training
    Ensure personnel are trained in the safe handling and maintenance of cryogenic dewars.
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    Factory Pictures
    Frequently Asked Questions (FAQ)
    Q What capacity options are available for the liquid helium dewar?
    Our liquid helium dewars feature a wide volume range from 100 liters up to 20,000 liters to suit various industrial and laboratory storage requirements.
    Q What material is used to construct the dewar, and how is it welded?
    The Fullcryo liquid helium dewar is constructed from premium austenitic stainless steel and is fully welded to ensure structural integrity and leak-proof performance under extreme conditions.
    Q How does the insulation and safety system work?
    The dewar is designed to connect to vacuuming equipment to create a vacuumized interlayer. In case of an inner tank leak, the system automatically opens to release pressure, acting as a crucial safety protection mechanism.
    Q What is the standard working pressure of the liquid helium dewar?
    The standard working pressure for our liquid helium dewar is rated at 0.07Mpa, which is monitored in real-time using integrated pressure gauges.
    Q How portable are these dewars, and can they be moved easily?
    Yes. Each dewar features an integrated caster base and handrails that allow for easy operation and movement from all four sides, making it highly portable even in restricted spaces.
    Q What safety relief and monitoring devices are included?
    The system is equipped with fill and withdrawal valves, real-time pressure gauges, a dedicated vent valve, and safety relief devices to ensure safe operation under various conditions.