Oxygen  

 

ROC can supply oxygen:

            ► In a full range of purities.

            ► In any quantity required.

            ► As either compressed gas, or liquefied gas.

We have specialist oxygen grades for use in:

            ► Electronics.

                  ► Industrial applications.

            ► Food.

            ► Medical applications. 

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Supply options

Compressed oxygen gas cylinders – for convenience and portability.

Liquid oxygen Dewars – for small volume cryogenic applications.

Bulk oxygen – delivered by cryogenic tankers into on-site storage for high volume applications.

On-site oxygen generation – for secure cost-effective supply, from low volume ultra-high purity oxygen supply to electronics facilities to thousands of tonnes a day for petrochemicals and steelmaking.

Processes that use oxygen

Oxygen’s unique property in supporting life leads to its use in:

Life support – resuscitation, artificial ventilation, anaesthesia, cardiovascular stabilisation and infection reduction in hospitals and emergency vehicles. We also supply breathing oxygen for diving.

Health and safety – for use in medical centres and first aid packs.

Water treatment – maintaining micro-organisms in the activated sludge process for waste water treatment (VITOX) and reducing sewage odours by maintaining sewage in an aerobic state (PRIMOX).

Packaging – modified atmosphere packaging (MAP) for fruit and vegetable respiration, colour retention in red meat and to avoid anaerobic conditions in white fish.

Aquaculture – oxygenation of water to boost fish-farm performance and sustain live fish during transportation.

Oxygen will not burn but vigorously  supports the combustion of many substances. It is therefore an essential gas for:

Combustion – increasing furnace productivity using oxygen enrichment, oxygen lancing or oxy-fuel burners.

Cutting – oxy-fuel processes for cutting steel up to two metres thick.

Welding – oxy-fuel processes for welding carbon and alloy steels, stainless steel, cast iron, aluminium, nickel and copper alloys.

Coating – oxy-fuel processes for producing hard, wear resistant coatings on metal components.

Oxygen is highly reactive, reacting with elements, compounds and materials that are not yet fully oxidised. This characteristic makes it an essential raw material used for:

Chemical manufacturing., Iron and steelmaking, Non-ferrous metal refining, and Waste treatment.

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Industries that use oxygen

Oxygen’s life supporting, combustion and reactant properties give it a key role across many industries such as:

Healthcare, Iron and Steel, Non-ferrous metalGlass, Automotive, Environment, water and waste water, Food and beveragesPharmaceutical, DefenceLaboratories and research, and  Pulp and Paper.

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Safety Information

Oxygen is not toxic at atmospheric pressures. Oxygen deficient atmospheres cause asphyxiation and death. Oxygen enrichment is just as dangerous and difficult to detect.

Clothing and flammable materials will burn violently if impregnated with oxygen.

Oxygen reacts violently with oil and may spontaneously burn with an explosive force.

See Safety Data Sheet for further information. 

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Technical Information

Characteristics

Values

Specific gravity at 70oF/21oC

1.105

Critical temperature (oF/oC)

-181.1/-118.39

Critical pressure (psia)

736.9

Specific volume (cf/lb/)

12.1

Physiological properties

Oxidant

Other properties

Tasteless, colourless and odourless

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