杜邦R404A（SUVA 404A,HP62）环保制冷剂 DuPont R404A Refrigerant

有关R404A（SUVA 404A）制冷剂
R404A制冷剂是一款由HFC类物质组成混配制冷剂，不含任何破坏臭氧层的物质，其ODP值为零，是R502制冷剂的主要的中长期替代品。

R404A（SUVA 404A）制冷剂的主要应用
R404A适用于中低温的新型商用制冷设备（超市冷冻冷藏柜、冷库、陈列展示柜、运输）、制冰设备、交通运输制冷设备、船用制冷设备或更新设备，适用于所有R502可正常运作的环境，得到全球绝大多数的制冷设备制造商所认可，并在其生产的低温制冷设备初装及维修中广泛使用。

R404A（SUVA 404A）制冷剂用油参考
绝大多数压缩机生产商建议使用多元醇酯POE（Polyol Ester）冷冻机油。

R404A（SUVA 404A）制冷剂包装
包装：净重10.896kg/瓶（Net Weight 24lb）。

下表提供了R-404A（SUVA HP62）的物理性质

物理性质                                                           单位                                     R-404A
分子量                                                              g/mol                                    97.46
25℃下的蒸气压力                                            Kpa.abs                               1241
                                                                         Psia                                      165.3
沸点（1atm）                                                   ℃                                          -46.2
                                                                          ℉                                           -51.2
临界温度                                                           ℃                                          72.046
                                                                          ℉                                           161.68
临界压力                                                            Kpa.abs                                3728.9
                                                                          Psia                                       540.82
临界密度                                                           kg/m3                                     486.53
                                                                        1b/ft3                                       30.373
臭氧破坏潜值                                                   ODP值                                     0
ASHRAE安全级别                                                -                                           A1（无毒不可燃）
空气中的燃烧极限浓度                                     体积%                                      不可燃