Open cast mine shot from above

Extended Oil Life

Up to 10,000 hours TOST Life

sludge

Shell Tellus S4 VE fluid is an advanced-performance, shearstable hydraulic fluid with strong thermal and oxidative stability. In addition to meeting standard industry and equipment manufacturers’ specification requirements, Shell Tellus S4 VE exceeds the 10,000 hours maximum duration that can be measured in the industry-standard turbine oil stability test (TOST).

Source: https://www.machinerylubrication.com/Read/367/temperature-stability

TOST is an industry test to help differentiate a hydraulic oil’s life in operation.

Although TOST life is not equal to a hydraulic oil’s operating life, it is an important test to help describe the durability of an oil in the field, especially when exposed to environmental stress and elements.

Shell Tellus S4 VE

Meets and beats leading OEM approvals, advanced energy-efficient synthetic hydraulic fluid for mobile and stationary applications made with gas-to-liquids (GTL) technology.

Progress and Innovation – Gas to Liquids

Another Hydraulic first from Shell, cleaner, purer lubricants made from natural gas.

Optimising performance and efficiency

Shell Tellus S4 VE has extended oil-drain intervals in mobile and stationary equipment. 

Improved protection

Protect your investment with sludge resistance and lower varnish.

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