Selection of Lubricating Oils
Operating
temperature |
Speed |
Light or average load |
Heavy or shock load |
-30~
0°C |
Less than
limiting speed |
ISO VG 15,22,32
(refrigerating machine oil) |
|
0~
50°C |
Less than 50%
of limiting speed
50 to 100%
of limiting speed
More than
limiting speed |
ISO VG 32,46,68
(bearing oil, turbine oil)
ISO VG 15,22,32
(bearing oil, turbine oil)
ISO VG 10,15,22
(bearing oil) |
ISO VG 46,68,100
(bearing oil, turbine oil)
ISO VG 22,32,46
(bearing oil, turbine oil)
|
50~
80°C |
Less than 50%
of limiting speed
50 to 100% of limiting
speed
More than
limiting speed |
ISO VG 100,150,220
(bearings oil)
ISO VG 46,68,100
(bearing oil, turbine oil)
ISO VG 32,46,68
(bearing oil, turbine oil) |
ISO VG 150,220,320
(bearing oil)
ISO VG 68,100,150
(bearing oil, turbine oil)
|
80~
110°C |
Less than 50%
of limiting speed
50 to 100%
of limiting/speed
More than
limiting speed |
ISO VG 320,460
(bearing oil)
ISO VG 150,220
(bearing oil)
ISO VG 68,100
(bearing oil, turbine oil) |
ISO VG 460,680
(bearing oil, gear oil)
ISO VG 220,320
(bearing oil)
|
Remarks: If the operating temperature is near the high end of the temperature range listed in the left column, select a high viscosity oil. |
