Eni Arnica S/FR 68
Biodegradable fire-resistant hydraulic oil, Factory Mutual approved
ISO VG 68
| Property | Typical value | Method |
|---|---|---|
| Viscosity grade | 68 | |
| ISO fluid type | HEES | ISO 6743-4 |
| Kinematic viscosity @-20°CcSt | 2 640 | ASTM D445 |
| Kinematic viscosity @40°CcSt | 67.7 | ASTM D445 |
| Kinematic viscosity @100°CcSt | 12.3 | ASTM D445 |
| Viscosity index | 183 | ISO 2909 |
| Density @15°Ckg/m3 | 924 | ISO 12185 |
| Flash point (Cleveland Open Cup)°C | 320 | ISO 2592 |
| Pour point°C | -39 | ISO 3016 |
| Biodegradable% 28days | 68 | OECD 301B |
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Environmentally Acceptable, Synthetic Hydraulic Fluid. Shell Naturelle S2 Hydraulic Fluid is an advanced hydraulic fluid for use in hydraulic and power transmission systems. Readily biodegradable with low ecotoxicity, Shell Naturelle S2 Hydraulic Fluid is particularly suited for use in environmentally sensitive areas. Fully synthetic esters, blended with ashless additives, provide Shell Naturelle S2 Hydraulic Fluid with an excellent blend of lubrication performance and environmental acceptability.
Biodegradable hydraulic fluid HEES — ISO 15380
The international standard for biodegradable hydraulic fluids; class HEES is the synthetic ester type, the most used where a leak would reach water or soil.
SS 15 54 34 — environmental requirements for hydraulic fluids (Sweden)
The Swedish standard requiring high biodegradability, low aquatic toxicity, and that the finished fluid not be classified as environmentally hazardous. It is required near groundwater and drinking water sources; verified products appear on the "SP list".
MSHA (Mine Safety and Health Administration) approval
Approval from the US federal MSHA agency for fluids (notably fire-resistant hydraulic fluids) permitted for safe use in underground mining operations.Source
ISO 12922 HFDU — fire-resistant hydraulic fluid
Class HFDU of ISO 12922: water-free, fire-resistant synthetic hydraulic fluids for foundries, steel plants and mines.
USDA BioPreferred program
US federal program promoting the use of biobased products (including lubricants) through preferred federal purchasing and a certification label.Source
The European Union's voluntary ecolabel, certifying that a product, including lubricants, meets reduced-environmental-impact criteria across its life cycle.
OECD 301B biodegradability above 60 %
A test result rather than a norm: OECD 301B measures the carbon dioxide evolved over 28 days. Above 60 % counts as "readily biodegradable", the threshold the environmental labels require.