|   GB-3137-56 Alkylbenzene refrigeration lubricant 
 PRODUCT DESCRIPTIONGB-3137-56 is a high quality synthetic alkylbenzene  (AB) refrigeration lubricant and is intended for particularly arduous  conditions. The lubricant is designed to be used with halogenated refrigerants  in both refrigeration and air-conditioning applications. GB-3137-56 is an excellent lubricant  for systems using R-600a£¬R-22, R-123 and R-502. This oil may also  be used where high refrigerant lubricant solubility is required. GB-3137-56 may be recommended for use  in piston  compressor refrigeration systems.
 Some advantages of using the GB-3137-56 over the traditional  mineral oils are:
 ¡¤Better Oil Return£¬Superior Chemical and Thermal Stability
 ¡¤Better System Efficiency£¬Lower Foaming Tendency
 ¡¤Lower Floc Point£¬Excellent  Miscibility£¬Superior Cleanliness
 Typical Physical Properties*
 
        
          | Appearance
 | Light    yellow clear liquid |  
          | Density£¬20¡æ£¬g/cm3 | 0.872 |  
          | Kinematic    Viscosity@40¡æ£¬mm2/s | 52.4 |  
          | Kinematic    Viscosity@100¡æ£¬mm2/s | 5.63 |  
          | Viscosity    Index | -5 |  
          | Flash    Point£¬Open Cup£¬¡æ  | 180 |  
          | Fire    Point£¬¡æ  | 196 |  
          | Pour    Point£¬¡æ  | -33 |  
          | Copper    Corrosion£¬100¡æ£¬3h | 1 |  
          | Foaming£¬24¡æ  | 5/0 |  * The above data is typical data, not as product specifications.  |