Gear/transmission oil ТМ-5-5з-12 (POLYEFIR 68) is highest-quality polyalphaolefin oil-based synthetic added with the addition of an efficient additive package.
Oil ТМ-5-5з-12 (POLYEFIR 68) is intended for use in gearboxes and transmission units of automotive and special-purpose equipment including those operating under severe climatic conditions. Due to its unique formulation, oil has high anti-wear properties and is capable for operation within the temperature range of minus 60 to 150°C. Oil is compatible with the most common construction materials and with transmission oils of other brands.
API oil group: GL-4/5;
Viscosity class to SAE 70W-85.
|Kinematic viscosity, mm2/s
- at 400С, within the range
- at 1000С, within the range
|Dynamic viscosity, Pa.s - at minus 500С, max||55|
|Viscosity index, min||150|
|Open cup flash point 0С, min||180|
|Pour point, 0С, maximum||minus 60|
|DK-NAMI stability (140 0С, 20 h),
viscosity fluctuation, %, max.
|Tribological properties on four-ball tester::
- weld point Pw, N (kgf), min
- load wear index LWI, N (kgf), min
- wear variable (diameter wear), at axial load of 392 N, mm, max