Test results indicate that lubricant RO-32 and RO-40 are not suitable for R32/R134a in rotary compressor of YZG-27R, while lubricant of EAL-46 can be used.

• 压缩机加速寿命试验研究结果表明 :RO-3 2油和 RO-4 0油不宜作为替代工质 R3 2 /R13 4a的 YZG-2 7R型压缩机用油 ,而 EA L-4 6油可以作为 R3 2 /R13 4a的 YZG-2 7R型压缩机用油 ;