Biodegradable Hydraulic Oils
Motorex's biodegradable hydraulic oils, ECOSYNT HEES and ECOSYNT HEPR: environmentally acceptable lubricants (EAL) that meet the OECD 301B biodegradability requirement, for equipment where biodegradability is required, from tunnelling in water protection areas to water vehicles.
Biodegradable
Both oils are biodegradable hydraulic oils (EAL) that meet the biodegradability requirement of OECD 301B, and both meet the Swedish standard SS 15 54 34.
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Both oils are biodegradable hydraulic oils (EAL) that meet the biodegradability requirement of OECD 301B, and both meet the Swedish standard SS 15 54 34.
Approved for demanding systems
ECOSYNT HEES is listed to Bosch Rexroth RDE 90245, and ECOSYNT HEPR meets Liebherr EMT LH-00-MINIMUM-HYE.
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ECOSYNT HEES is listed to Bosch Rexroth RDE 90245, and ECOSYNT HEPR meets Liebherr EMT LH-00-MINIMUM-HYE.
Where biodegradability matters
ECOSYNT HEES is for shoring and tunnelling work in water protection areas, and ECOSYNT HEPR for equipment such as water vehicles, hydro and wind plants and municipal vehicles.
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ECOSYNT HEES is for shoring and tunnelling work in water protection areas, and ECOSYNT HEPR for equipment such as water vehicles, hydro and wind plants and municipal vehicles.

Motorex ECOSYNT HEPR Biodegradable Hydraulic Oil
Motorex ECOSYNT HEPR is a biodegradable hydraulic oil (EAL), officially approved as a biodegradable hydraulic oil and developed for long-life use in construction, forestry and agricultural machinery, municipal vehicles, water vehicles and hydro and wind plants, shear stable, hydrolytically stable and miscible with many hydraulic oils.
- Biodegradable: a hydraulic oil (EAL) that meets OECD 301B, officially approved as a biodegradable hydraulic oil
- Developed for long-life use, with very good shear stability (stays in grade)
- Hydrolytic stability and excellent corrosion protection
- Miscible and compatible with many hydraulic oils, including mineral oil-based ones
- Very good material compatibility with seals and elastomers, even at high temperatures
Technical data
Biodegradable Biodegradable hydraulic oil (EAL), meets OECD 301B Type Hydraulic oil, biodegradable base oils Viscosity grade ISO VG 46 Viscosity at 40 °C 45.3 mm²/s Viscosity at 100 °C 8.5 mm²/s Viscosity at −20 °C 1,634.0 mm²/s Viscosity index 167 Density at 20 °C 0.846 g/cm³ Flash point > 200 °C Pour point −42 °C Biological degradability (OECD 301B) > 60 % FZG test (DIN 51354) > 14 Colour Blue 
Motorex ECOSYNT HEES Biodegradable Hydraulic Oil
Motorex ECOSYNT HEES is a biodegradable hydraulic oil: a rapidly biodegradable, environmentally acceptable lubricant (EAL) based on saturated esters, to DIN ISO 15380 and listed to Bosch Rexroth RDE 90245, for mobile and stationary hydraulic systems in construction, forestry, municipal and agricultural machinery.
- Biodegradable: a rapidly biodegradable hydraulic oil (EAL) that exceeds the OECD 301B requirement
- Not bioaccumulative, not classified under the GHS, and over 25% renewable raw materials
- To DIN ISO 15380 (HEES), the Swedish standard SS 15 54 34 and listed to Bosch Rexroth RDE 90245
- Also meets DIN 51524-2 HLP and 51524-3 HVLP, for systems that specify them
- High wear protection, shear stable, oxidation stable, with good air release and filterability
Technical data
Biodegradable Rapidly biodegradable (EAL), exceeds OECD 301B Type Hydraulic oil, saturated ester base Viscosity grade ISO VG 46 Viscosity at 40 °C 46.0 mm²/s Viscosity at 100 °C 8.5 mm²/s Viscosity at −20 °C 1,766.0 mm²/s Viscosity index 162 Density at 20 °C 0.899 g/cm³ Flash point > 200 °C Pour point −49 °C Biological degradability (OECD 301B) > 60 % FZG test (DIN 51354) > 12 Colour Green
