Gulf Geartek PG 220 (20L) series are synthetic heavy duty industrial gear oils offering outstanding lubrication performance and load carrying capacity under severe operating conditions including shock loading. These are formulated from water soluble Polyalkylene Glycol (PAG) base stocks which are known for providing excellent micro-pitting resistance, thermal properties, excellent low temperature fluidity, EP properties and oxidation resistance,. The combination of extremely high viscosity index base stocks coupled with high performance additive technology provides excellent thermal stability, protection against scuffing and resistance against micro pitting under wide operating temperature range.