Mobil SHC Aware H 46
Saturated-ester HEES hydraulic fluid for marine and port equipment covered by the VGP
- Biodegradable hydraulics
ISO VG 46
Zinc-free biodegradable hydraulic fluid for marine and deck equipment
Biodegradable hydraulic fluid HEES — ISO 15380
Class HEES of ISO 15380: a biodegradable hydraulic fluid on a synthetic ester base.
The European Union's voluntary ecolabel for products, including lubricants, with reduced environmental impact across their life cycle.
OECD 301B biodegradability above 60 %
OECD test measuring carbon dioxide evolved over 28 days; above 60 % counts as "readily biodegradable".
US EPA Vessel General Permit (VGP)
EPA permit requiring environmentally acceptable lubricants at oil-to-sea interfaces of vessels.
| Property | Typical value | Method |
|---|---|---|
| ISO fluid type | HEES | ISO 6743-4 |
| Kinematic viscosity @-20°Cmm2/s | 4 112 | ASTM D445 |
| Kinematic viscosity @40°Cmm2/s | 69 | ASTM D445 |
| Kinematic viscosity @100°Cmm2/s | 12 | ASTM D445 |
| Viscosity index | 171 | ASTM D2270 |
| Densitykg/m3 | 921 | ASTM D4052 |
| Flash point°C | 222 | ASTM D92 |
| Colour (ASTM) | 1 | ASTM D130 |
| Water separability @54°Cminutes | 30 | ASTM D1401 |
| Pour point°C | -48 | ASTM D97 |
| Biodegradability after 28days % minimum | 60 | OECD 301B |

Hydraulic fluid - high performance, readily biodegradable, saturated synthetic esters. Shell PANOLIN S4 HLP Synth EAL is formulated with zinc-free additive technology and high-performance fully synthetic saturated esters to help provide an outstanding blend of lubrication performance and environmental acceptability. Readily biodegradable with a low ecotoxicity, Shell PANOLIN S4 HLP Synth EAL hydraulic fluids are particularly suited for use in environmentally sensitive areas where eco-label compliance is required, including US waters. For use in stationary and mobile hydraulic systems including marine and deck equipment, construction, and forestry. This grade is ISO VG 68: kinematic viscosity 69 mm²/s at 40 °C, 12 mm²/s at 100 °C and 4,112 mm²/s at -20 °C, viscosity index 171, flash point 222 °C, pour point -48 °C.
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