Hydraulic oils
HYDROL® BIO HETG
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General features
Hydrol® Bio HETG hydraulic oil with the viscosity grade of ISO VG 46 is manufactured basing on vegetable base oil and a set of specially selected enriching additives improving operation features of the ready-to-use product. Oil biodegradability appointed according to CEC L-33-A-93 is 95%.
Features:
- very good anticorrosive and antiwear properties,
- good rheological properties in low temperatures,
- good ability to separate water,
- good resistance to oxidation.
Application
Hydrol® Bio HETG 46 hydraulic oil is intended to be applied in the following systems: - dam control, - circulating lubrication of turbine sets in water power plants, or in all other hydraulic systems of machines and devices used in water intakes and dams, forestry and in agriculture.
Standards, approvals, specifications
It meets provision of:
VDMA 24 568 specification – HETG class (standard elaborated by German Association of Machine and Plant Manufacturers (VDMA))
DIN 51524 part2 – HLP.
Physical and chemical properties
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Parameters |
Units |
Typical values |
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Density at 150C |
g/ml |
0.954 |
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Kinematic visciosity · at 000C · at 400C · at 00C |
mm2/s |
6.80 46.7 745 |
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Flow temperature |
0C |
-30 |
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Anticorrosive properties in steel |
Corrosion grade |
0-A |
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Ability to release air at 70°C |
min. |
6.3 |
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Emulsifying ability at 540C |
min. |
18 |
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Acid value |
mg KOH/g |
0.72 |
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Antiwear abilities with FZG |
breaking load |
>12 |
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