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. 2021 Jul 2;14(13):3721. doi: 10.3390/ma14133721

Table 1.

Basic properties of oils used.

Oil Type Viscosity Index Kinematic Viscosity, mm2/s Density, kg/m3
Engine oil SAE 10W-40 156 105.3 872
Hydraulic oil L-HL 46 101 44.2 877
Gear oil SAE 75W-85 169 64.6 837
Machine oil L-AN 46 94 43.9 875