... differences 3,High corrosion resistance 4,Compact siz CONDENSER FOR AIR CONDITIONINGSeriesEATB-85Design pressure(Mpa)3.0 OR 4.5Lowest ... R407c,R404,R134a,R22,R23,etc),oil,water,water and glycol mixtures. 2,Used in various equipment:hot pumps ... welding machines,oil pressure machines,compressors(circulation oil),air conditioners,refrigerators,air dryer,water cooler,drinking thoughts,constant temperture ...