Summit RHT FG-68 is a highly refined,hydrotreated ammonia compressor lubricant, specially designed to function under the stringent requirements of closed-loop ammonia refrigeration systems in the food service industry.  

Summit RHT FG-68 is exceptionally well suited for rotary screw and reciprocating compressors in ammonia service. It is compatible with naphthenic and other hydrotreated paraffinic-based compressor oils for ammonia service, as well as PAO and alkylbenzene-based products. It is compatible with all seal elastomers commonly used in these systems including Buna-N, NBR and Neoprene.


Benefits for your application

  • NSF Registered H1 and meets USDA 1998 (H1) guidelines (lubricants with incidental food contact)
  • Lower wax content versus the “essentially” or “virtually” wax free oils marketed by competitors
  • Reduced oil carryover
  • Superior cleanliness
  • Superior chemical and thermal stability
  • Enhanced wear protection
  • Lower foaming tendency
  • Extended oil drain interval capability
  • Less oil make-up

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