CALUMET RO is a mineral oil specifically designed for air conditioning and refrigeration compressors, refined from high-quality specialty base oils with a customized hydrotreating process.

Our CALUMET RO mineral oils have excellent chemical characteristics, perform over a wide temperature range and are designed to meet OEM requirements. These refrigeration oils can be used in most reciprocating, scroll, screw and centrifugal compressors currently in service today.

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CALUMET RO is available in multiple viscosity grades [ISO 32 (SUS 150) and ISO 68 (SUS 300)], each with excellent chemical and thermal stability that support cleaner operation and longer life.

Learn more about CALUMET RO by downloading our brochure.

  • CALUMET RO15 (ISO 32)

  • CALUMET RO30 (ISO 68)

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