Castrol Alpha SP 320


Castrol Alpha SP 320 is a extreme pressure gear oil




The Castrol Alpha SP 320 are high quality mineral extreme pressure gear lubricants. They are formulated using high quality mineral base oils which are fortified with a sulphur-phosphorous additive system to prevent scuffing in heavily loaded applications. The balanced formulation separates water rapidly and resists foaming ensuring optimum film strength at the point of contact. The range can be used in splash lubricated or forced circulation systems.




  • Spur, bevel, spiral bevel and planetary gearboxes
  • Pump bearings
  • Crankcase lubricant for high pressure mud or cement pumps


Approval Status


Alpha SP is classified as follows:

  • DIN Classification is CLP.
  • American Gear Manufacturers Association (AGMA) EP Classification.


Alpha SP grades meet the requirements of:


  • DIN 51517 Part 3.
  • AGMA 9005 – D94
  • US Steel 224.
  • David Brown Type E.
  • Hansen Transmissions.
  • Flender.


Features and Benefits


Castrol Alpha SP 320 gear oils are formulated to give a high level of load carrying performance together with other characteristics giving long life and tolerance towards contaminants in a harsh operating environment:-


  • Excellent thermal stability and oxidation resistance.
  • Good water resistance and demulsification characteristics.
  • Protection of iron and bronze components against corrosion.


Looking for any other product in CASTROL ENGINE OIL & LUBRICANTS or other Lubricant ? Just give us a call.





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