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Refrigerant grade R744 (CO2) is available from A-Gas in gas (vapour) or liquid form |
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Non-flammable with a safety classification of A1 |
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Compressors must be charged with modified polyolester oils, contact the compressor manufacturer for more information |
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Excellent thermodynamic properties and low energy requirements |
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R744 (CO2) can be used alongside other primary refrigerants such as hydrocarbon and ammonia |
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High operating pressures |
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Refrigeration systems that contain R744 (CO2) require strict controls on moisture, oil and other contaminants |
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Ultra-low moisture content, less than 5 ppm |
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Industrial grade R744 (CO2) has an average water content of up to 10 times higher than the R744 (CO2) available from A-Gas. This can result in the formation of Carbonic Acid and its build up will result in corrosion of machinery and pipework |
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Vapour R744 (CO2) cylinders are available for initial pressurisation of systems, whilst liquid R744 (CO2) provides the required charge your system needs to operate efficiently |