Buy Working liquid 7-50C-3
Working liquid 7-50C-3

Working liquid 7-50C-3

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Ukraine, Kiev
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13 years on Allbiz
Technical characteristics
  • BrandРосполихим
  • Country of manufactureRussia

Working liquid 7-50C-3 (State standard specification 20734-75) — the synthetic liquid made of mix of polisiloksanovy liquid and organic air with addition of antiwear additive and inhibitors of oxidation. Liquid is applied in hydraulic units and hydraulic systems of aircraft in    the range of temperatures from-60 to +175 °C it is long with overheats to 200 °C, working pressure to 21 MPa.

Name of an indicator Norm in accordance with GOST (TU)
Appearance Transparent liquid
Color Yellow
Kinematic viscosity, mm2 / with:
at 200 °C, not less 1,3
at 20 °C, not less 22
at -60 °C, no more 4200
Temperature, °C:
flashes in an open crucible, not below 200
hardenings, not above - 70
Acid number, mg GAME/g, no more 0,1
Density at 20 °C, kg/m3 930-940
Content of mechanical impurity absence
Content of water absence
Thermooxidizing stability after oxidation at temperature200 °C  during 30 h:
a) kinematic viscosity, mm2 / with , no more, at a temperature:
20 °C 26
200 °C 1,5
- 60 °C 4500
b) acid number, mg GAME/g, no more 0,8
c) corrosion of a surface of metals, g/m2, no more ±1,0
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The producer - Rospolikhim
Country producer Russia
Type of oil Synthetic
Oil type Hydraulic
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Working liquid 7-50C-3
Working liquid 7-50C-3
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