The Castrol Hyspin™ AWH-M hydraulic oil range of shear stable high viscosity index lubricants are based on the latest stabilised zinc additive technology.;Advantages;High viscosity index and low pour point enables the product to be used over a wide temperature range, with good shear stability which means no excessive loss in viscosity due to mechanical shearing.;Excellent anti-wear performance provides extended wear protection for hydraulic pumps.;Reduced down time due to unscheduled maintenance and savings from replacement part costs.;Excellent water separation and hydrolytic stability means reduced down time through prolonged lubricant life and increased equipment reliability.;Good filterability gives a cleaner system with less frequent filter changes.