KLEA®507

商標 Trademark：KLEA

簡介 Introduction：

R-22和R-502的可行替代品，包括R-125和R-143a，適用於新的和翻新的應用。 KLEA®507在滿溢系統中具有良好的優勢。對於降低的GWP替代品，KLEA®407A是超市和其他商業應用中的良好製冷劑。
組成（wt％）R-125 / R-143a = 50/50
請注意，並非所有產品在所有市場上都可用。

A viable alternative to R-22 and R-502, comprising R-125 and R-143a, for new and retrofit applications. KLEA®507 offers good benefits in flooded systems. For a reduced GWP alternative, KLEA®407A is a good refrigerant in supermarket and other commercial applications.
Composition (wt%) R-125/R-143a = 50/50
Please note that not all products are available in all markets.

⇒KLEA®507 安全資料表下載 SDS Download

KLEA®507 物理性質 Physical Properties

屬性 Property	國際單位制 S.I.Units	英制單位 British Units
泡點 Bubble Point	-47.48 (°C @ 1 atm)	-53.46 (°F @ 14.7 psia)
露點 Dew Point	-47.47 (°C @ 1 atm)	-53.45 (°F @ 14.7 psia)
蒸發流逝 Evaporator Glide	0.0 (°C)	0.0 (°F @ 14.7 psia)
泡點壓力 Bubble Point Pressure	12.89 (bara 25°C)	1865 (psia 70°F)
臨界溫度 Critical Temperature	70.2 (°C)	158.4 (°F)
潛熱蒸發 Latent Heat Vaporisation	140.1 (kJ/kg @ 25°C)	60.2 (Btu/lb @ 70°F)
熱膨脹係數 Coeff. Vol. Therm. Exp.	0.003876 (K^-1 0-20°C)	0.002321 (°F^-1 40-80 °F)
飽和蒸氣密度 Saturated Vapour Density	5.528 (kg/m³ @nBpt)	0.345 (lb/cuft @nBpt)

KLEA®507 規格 Specification

特性項目 PROPERTIES TEST	驗收值 ACCEPTANCE VALUES
外觀 Appearance	清澈無色液化氣 Clear, colourless liquefied gas.
純度 Purity % by weight	99.9% Minimum
125 Content % by weight	50.5 ± 1.0
143a Content % by weight	49.5 ± 1.0
不飽和雜質 Unsaturated Impurities (ppm by weight)	40 maximum
酸度 Acidity ppm by weight	1 ppm max
含水量 Water content ppm by weight	10 ppm Maximum
鹵化物 Halides ppm by weight	3 ppm Maximum
蒸發殘留物 Evaporation Residue by weight	10 ppm w/w Maximum
不可吸收的氣體 Non absorbable gases % by volume (vapour phase)	1.5% Maximum

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