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Hi, usually the viscosity for these types of compressors is ISO VG150. what would be the cases of using a ISO 220? or higher? majority of compressors oils the manufacturers do not allow ZDDP or similar anti wear additives. the compressor is an API618 machine, up to 250bar, only last stage...

Hi, im having trouble selecting the lubricant for a CO2 reciprocating compressor forma fertilizer plant. Which cylinder oil to use? Wet CO2 produces a weak acid, which will dilute the lubricant, and will react with EP addtives forming deposits. ISO VG220? Also how can i calculate the amount of...