Answer / azruddin

Grade oil always depend on manufacturer recomemded and also
refer to same as abdul hameed say ans on viscocity, fire
point, flash point,but this question to general u must
describe what gear box, where use it, industrial or
automotive.

Answer / vimalraj.p

SAE 90

Answer / york shipley

gentle men

be informed from the expert

any gear box have gears of some
type(spur,helical,herringbone,worm bla bla bla\\\\\\\) and
for sure the gears have tooth/teeth hihhihihihihi
and by law the "mesh" and rotate.

agreed thanks,,,,,,

now meshing action means two surfaces kissing each other
||||||||friction boss friction got it

brother sure heat will generate and need to keep it under

certain value right,,,,, so for cooling and lubricating to
reduce wear and tear is the base line of purpose of use.

now no holy book saye e e e ey


o men use theeeee oill lllllll

it depends on

type of gear/ gears
ratio of transmission
type of construction of gear box design
temp need to sustain/ operate etc.,,

there are oil cooled gears boxes

there are grease cooled gear boxes

generally SAE 90 SAE 140 ARE IN WIDE USE

BUT STILL AS I SAID NO RULE OF THUMB

IT VARIES.

Answer / sagar

high viscosity lubricants

Answer / abdul hameed

High Viscosity
High Flash & Fire point.

Answer / sunil

it depends on the gear box type and purpose usually
sae90,sae140 will do

Answer / jith

FOR INDUSTRIAL USE AMMOCAM 220/PARTHAN E 220 IS BETTER

Answer / jignesh

if it is the industrial gearbox then recommended grade of
oil is SP320.

Answer / tushar walunjkar

witch oil use in lagun fu2-la machine

Answer / ramanagu

Its depends on the gear box generally servo 460 was used

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