PGV hydraulic fluid
GOST 25821-83 with amend 1
Currently, ROSPOLYCHEM Group, and namely the POLYEFIR LLS Production Company, is the PGV (GOST 25821-83) hydraulic fluid sole manufacturer that carries out its production under the supervision of the fluid developer and ‘know-how’ owner – APPLIED CHEMISTRY RRC Federal State Unitary Enterprise.
It is glycyl alcohol and polyoxyethylene glycol water solution with anticorrosive, antifriction and antifoam additives.
Range of use
PGV is used as a hydraulic fluid in hydraulic systems.
|Appearance||Homogenious yellow liquid with opalescence, that disappears in solvent system|
|Kinematic viscosity, mm2/с (cSt):|
|at 20°С, within||44,0-51,0|
|at 50°С, within||12,0-14,0|
|Pour point, °C, max.||-50|
|Density at 20°C, kg/m3, within||1,151-1,154|
|PH value at 25°C||8,2-8,9|
|Foamability, cm3, max.||100|
|Mechanical impurities weight content, %, max.||0,005|
|Corrosive attack on steel platelets, steel 3 at 100°C, max.||0,0005|
|Chlorine weight content, %, max.||0,01|