Grease R-402 (TOR 38.101708-78) is a mixture of petroleum oils and silicone fluid, thickened with lithium and aluminum stearate; it contains plumbum, zinc and copper dust and graphite. Water resistant, toxic.
Operating efficiency at temperatures ranging from -50 °C to +200 °C.
Applications: pipe casing of gas-condensate wells and pump-compressor pipes of any diameter. The substitute product: R-2 (50 °C).
Appearance and color: —
Effective viscosity, Pa•s, at 20 °C, not more than: 75
Effective viscosity, Pa•s, at -30 °C, not more than: —
Breaking strength at 20 °С, Pa•s, not less than: 60
Dropping point, °С, not below than: 130
Colloid stability under load, %, not more than: 8
The content of free alkali in terms of NaOH,%, not more than: —
Penetration at 25 °C, mm, 10-1: 270-330
Water content, %, not more than:-
Evaporation at 100 °C within 1 hour, %, not more than: —