For film-lubrication bearings Print
Agrinol PGT       TS U 23.2-30802090-008–2002
Agrinol PGT Oils are intended for greasing of fluid friction bearings of rolling mills equipped with circulating systems with pipe-lines of various length and branching with possible irrigation.
Index name Agrinol
PGT-46		 Agrinol
PGT-220		 Agrinol
PGT-460
Meets classifications ISO VG DIN 51517.1,51517.2 46 С, CL 220 С, CL 460 С, CL
Kinematic viscosity at 40 °С, mm² / s 42 – 50 200 – 240 420 – 510
Viscosity index, not less than 95 90 90
Acid number, mg КОН / g, not more than 0,05 0,05 0,05
Тemperature, °С:
flash point in an open crucible, not lower than
pour point, not higher than
180
– 10
220
– 10
240
– 10
Coking ability, %, not more than 0,2 0,5 1,0
Demulsifying properties:
emulsion stratification time, min, not more than
volume of layers: oil-water-emulsion, cm3
20
41 – 37 – 2
20
41 – 37 – 2
30
41 – 37 – 2
Stability against oxidation, not more than:
changing of viscosity, %
changing of acid number, mg, КОН / g
5
0,1
10
0,15
10
0,4
Sulfur fraction of total mass, %, not more than 0,6 0,6 0,6
Tribological characteristics on Four-ball machine at (20 ± 5) °С:
deterioration index at loading of 196 N, mm, not more than
0,75
0,75
0,75