A Refrigerant is a substance or mixture, usually a fluid used in a heat pump and refrigeration cycle.The ideal refrigerant would have favorable thermodynamic properties, be noncorrosive to mechanical components, and be safe, including free from toxicity and flammability. It would not cause ozone depletion or climate change. R-404A Is A HFC Nearly Azeotropic Blend Of 52 Wt . R-134a, 44 Wt. R-123, And 4 Wt. R-134a. It Is Designed As A Replacement Of R-22 And R-502 CFC. Its Boiling Point At Normal Pressure Is -46.5°c, Its Liquid Density Is 0.485g/Cm³ R-407A Is A HFC Zeotropic Blend Of 20wt. R-32,40wt. R-125, And 40wt. R-134a, R-410A Is A Near azeotropic Blend Of R-32 And R-125. The US Environmental Protection Agency Recognizes It As An Acceptable Substitute For R-22 In Household And Light Commercial Air Conditioning Systems. It Appears To Have Gained Widespread Market Acceptance Under Several Trade Names. R-134a Is Also Known As Tetraflourethane From The Family Of HFC Refrigerants To The Ozone Layer, The HFC Family Of Refrigerants Has Been Widely Used As Their Replacement. It Is Now Being Used As A Replacement Of R-22.
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