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UCON™ R-4 is a PAG-based synthetic lubricant designed for superior cylinder lubrication of reciprocating hydrogen compressors commonly used in refinery processes. UCON™ R-4 provides excellent viscosity index and ultra-clean performance. it has a viscosity of 400 cSt @ 38 °C
Product Specifications
Viscosity (at 40° C): 74.1 cSt Viscosity (at 100° C): 16.0 cSt Viscosity Index: 231 Pour Point: -41°C (-42°F) Flash Point: 249°C (480°F) Specific Gravity: 1.041 Pounds per gallon: 8.88
Primary Chemistry: Polyalkylene glycol
Features & Benefits
Low hydrogen and hydrocarbon solubility Low vapor pressure Exceptional lubricity Lowered maintenance costs Good thermal conductivity No sludge, varnish or lacquer formed Water tolerance Easier low temperature start up
Problems Solved
Damage or Scoring to Compressor Components High Costs Incurred from Required Compressor Maintenance or Replacement
Applications
UCON™ R-4 is engineered for a range of compressor applications including superior cylinder lubrication of reciprocating hydrogen compressors commonly used in refinery processes.