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Dewar Cryogenic Cylinder

Dewars, stainless steel pressure vessels with super vacuum insulation, are designed for storage, transportation and use of liquid oxygen, liquid nitrogen, liquid argon or carbon dioxide. Manufactured to DOT4L standards, these containers are used for reliable and economical transport and storage of cryogenic liquid gases, as well as on-site storage and supply of cryogenic liquid gases for a wide range of applications.

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Main 2 Benefits

1-Compared to compressed gas cylinders, it can hold a large amount of gas at a relatively low pressure.

2- It provides a cryogenic liquid source that is easy to operate.

 

Dewars provide a variety of uses

◆Direct gas supply at the work site, its use form is similar to that of compressed gas cylinders;

◆Small and simple pipeline centralized gas supply;

◆Use of low temperature liquid, etc.

 

Advantages of Dewars

◆The storage pressure is low, multi-level safety protection device is set, the safety is better, and the operation is simple and reliable.

◆Large storage capacity, the gas storage capacity of one hexagonal gas cylinder is equivalent to nearly 30 cylinders of gas (oxygen, nitrogen, argon). Therefore, the storage space can be reduced, the bottle changing operation can be reduced, and the work efficiency can be improved. For pipeline centralized gas supply, the investment in busbars can be reduced.

◆The bottle body is clean and the supply gas is of higher purity. Because the liquid gas is directly vaporized and supplied, it avoids the hidden quality risks caused by secondary pollution due to many links in the process of filling, transporting and using the cylinder gas. Usually output oxygen purity ≥99.2%, nitrogen purity ≥99.999%, argon purity ≥99.995%, carbon dioxide purity ≥99.9%.

◆High utilization rate of gas: the cylinder gas must have excess pressure after each use, and the liquid gas supply of the hexagonal gas cylinder can avoid any waste and reduce the cost of gas consumption.

◆The self-weight of the hexagonal gas cylinder is about 116Kg, and the total weight when filled with liquid gas is about 300Kg, while the total weight of the compressed gas of 30 cylinders of the same gas volume is nearly 2000Kg. Therefore, the auxiliary cost of transportation and manual loading and unloading can be greatly reduced.

◆It has automatic pressurization control, saving circuit, built-in vaporizer, pressure and liquid level indicating device, and high integration.

◆Utilize advanced technology to improve production environment and enhance corporate image.

◆Does not need any kinetic energy, is not affected by power outages and water outages, and can work around the clock


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