- Biodegradable hydraulics
ISO VG 32
Biodegradable HEES synthetic hydraulic fluid with low ecotoxicity
ViscosityISO VG
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Biodegradable hydraulic fluid HEES — ISO 15380
Class HEES of ISO 15380: a biodegradable hydraulic fluid on a synthetic ester base.
USDA BioPreferred program
US federal program for biobased products (including lubricants), with preferred federal purchasing and a certification label.
The European Union's voluntary ecolabel for products, including lubricants, with reduced environmental impact across their life cycle.
US EPA Vessel General Permit (VGP)
EPA permit requiring environmentally acceptable lubricants at oil-to-sea interfaces of vessels.
| Property | Typical value | Method |
|---|---|---|
| Kinematic viscosity @40°Cmm2/s | 32.5 | ASTM D445 |
| Pour point°C | -39 | ASTM D97 |
| Flash point°C | 246 | ASTM D92 |
| Density @15°Ckg/m3 | 918 | ASTM D4052 |

Advanced biodegradable and HEES type synthetic hydraulic fluid. Readily biodegradable with low ecotoxicity, particularly suited for use in environmentally sensitive areas where eco-label compliance is required including US waters. Fully synthetic esters, blended with ashless additives, provide this fluid with an excellent blend of lubrication performance and environmental acceptability. The ISO VG 32 grade has a kinematic viscosity of 32.5 mm²/s at 40 °C and a pour point of -39 °C.
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