Gear oil｜Industrial lubricating oil

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Gear oil｜Industrial lubricating oil

Lubrication method and appropriate viscosity for sealed gears AGMA／一般歯車 AGMA／ウォーム歯車の潤滑法と適正粘度範囲 AGMA／開放式歯車の潤滑法と適正粘度範囲 AGMAの密閉歯車用ギヤオイルの分類 JIS工業油ギヤ油 1種の品質規格 JIS工業油ギヤ油 2種の品質規格 当社相当油

Lubrication method and appropriate viscosity for sealed gears

Binion
Number of revolutions
(rpm) 		Horsepower (PS) Lubrication method At a reduction ratio of 10:1 or less At a reduction ratio of 10:1 or more
Appropriate lubricant viscosity Appropriate lubricant viscosity
@40℃cSt ISO viscosity grade @40℃cSt ISO viscosity grade
over 300 30 or less circulation or splash 135～234 1,501,220 180～279 220
30～100 180～279 220 216～360 220,320
over 100 279～378 320 360～522 460
300～1,000 20 or less circulation or splash 81～153 100,150 117～198 150
20～75 117～198 150 180～279 220
75 or more 180～279 220 279～378 320
1,000～2,000 less than 10 circulation or splash 54～117 68,100 59～153 68,100,150
10～50 59～153 68,100,150 135～198 150
over 50 135～198 150 189～342 220,320
2,000～5,000 5 or less circulation or splash 27～36 32 41～63 46
5～20 41～63 46 59～144 68,100
over 20 59～144 68,100 95～153 100,150
Over 5,000 1 or less circulation or splash 9～31 10、15、22 18～32 22、32
1～10 18～32 22、32 29～63 32、46
More than 10 29～63 32、46 41～63 46

  • The shape of the gear is spur gear, helical gear, bevel gear, spiral bevel gear, and the operating temperature (oil temperature) is 10 to 50℃.

AGMA/General gear

Appropriate viscosity @37.8℃ mm2/s

Type of reducer Reducer size Ambient temperature
-9℃～15℃ 10～50℃
Parallel shaft reducer (single reduction) Axial center distance 203mm or less 60～86 151～216
203～508mm 60～86 151～216
508mm or more 151～216 151～215
Parallel shaft reducer (two-stage reduction) Axial center distance 203mm or less 60～86 151～216
203～508mm 151～216 151～216
508mm or more 151～216 151～216
Parallel shaft reducer (three-stage reduction) Axial center distance 203mm or less 60～86 151～216
203～508mm 151～216 151～216
508mm or more 151～216 16～22　@98.9℃
planetary gear reducer Housing diameter 406mm or less 67～86 151～216
406mm or more 151～216 151～216
bevel gear cone distance 308mm or less 60～86 151～216
308mm or more 151～216 16～22　@98.9℃
Geared motor Various dimensions 60～86 151～216

AGMA/worm gear lubrication method and appropriate viscosity range

Operating temperature (℃)
Ambient temperature 		Refueling method Appropriate lubricant viscosity ISO viscosity
grade
less than 30 oil bath 99～216 (@40℃cSt) 150
Coating/Filling Gear compound 55~110 (@100℃cSt)
30 or more Oil bath/splashing Grease 320 to 370 (consistency @25℃)
General 135-351 (@40℃cSt) 150,220,320
high temperature 261～603(@40℃cSt) 320,460
Coating/Filling Gear compound 120~250 (@100℃cSt)
Grease 320 to 370 (consistency @25℃)

AGMA/Open gear lubrication method and appropriate viscosity range

Operating temperature (℃)
Ambient temperature 		Refueling method Appropriate lubricant viscosity ISO viscosity
grade
0～25 Dripping/spraying 50～59(@40℃cSt) 68
coating Gear compound 55~110 (@100℃cSt)
Grease 290~330 (Consistency @25℃)
10～55 Dripping/spraying 54～81(@40℃cSt) 68
coating Gear compound 120~250 (@100℃cSt)
Grease 290 to 330 (consistency @25℃)
55 or more coating Gear compound 170~410 (@100℃cSt)
Grease 230 to 290 (Consistency @25℃)

AGMA classification of gear oil for sealed gears

Types of lubricating oil Application Usage limit temperature Our equivalent oil
R&O gear oil Mineral oil with antioxidants and rust inhibitors added 200°F or less (93°C or less) Daphne Mechanic Oil 32-68
EP gear oil Mineral oil with extreme pressure agent added
(Extreme pressure agent is lead naphthenate or SP type) 		Below 160-200°F (Below 71-93°C) Daphne Super Gear Oil 68-680
compound gear oil Mineral oil with 3 to 10% fatty oil or synthetic fatty acids added. Generally used for worm gears. Below 160-200°F (Below 71-93°C) Daphne Open Gear Oil
synthetic gear oil Used under special conditions in polyol esters, polyglycols and synthetic hydrocarbon oils - Daphne Alpha Gear

JIS industrial oil gear oil type 1 quality standard

Viscosity classification Kinematic viscosity m 2 /s (40℃) cSt viscosity index Flash point ℃ Pour point ℃ copper plate corrosion
100℃3h 		Rust prevention performance
distilled water 24h 		Demulsifying property *1
54℃ 82℃
ISO VG32 28.8 or more - 35.2 or less 90
Below
Up 		170
Below
Up 		-Ten
Below
under 		1
Below
under 		rust
of
Na
stomach
child
and 		60
minutes
Below
under 		-
ISO VG46 41.1 or more - 50.6 or less 180
Below
Up
ISO VG68 61.2 or more - 74.8 or less
ISO VG 100 90.0 or more - 110 or less 200
Below
Up 		-Five
Below
under 		- 60
minutes
Below
under
ISO VG 150 135 or more - 165 or less
ISO VG 220 198 or more - 242 or less
ISO VG 320 288 or more - 352 or less
ISO VG460 414 or more - 506 or less

  • Demulsifying property is the time when the capacity of the emulsifying layer becomes 3 m

JIS industrial oil gear oil 2 types of quality standards

Viscosity classification Kinematic viscosity mm 2 /s (40℃) viscosity index Flash point ℃ Pour point ℃ copper plate corrosion Rust prevention performance Demulsifying property *1
cSt 100℃3h distilled water 24h 54℃ 82℃
ISO VG68 61.2 or more - 74.8 or less 90
Below
Up 		180
Below
Up 		-15
Below
under 		1
Below
under 		rust
of
Na
stomach
child
and 		60
minutes
Below
under 		-
ISO VG 100 90.0 or more - 110 or less 200
Below
Up 		- 60
minutes
Below
under
ISO VG 150 135 or more - 165 or less
ISO VG 220 198 or more - 242 or less -Ten
Below
under
ISO VG 320 288 or more - 352 or less
ISO VG460 414 or more - 506 or less -Five
Below
under
ISO VG 680 612 or more - 748 or less

  • Demulsifying property is the time when the capacity of the emulsifying layer becomes 3 m

Our equivalent oil

  •

    Daphne Super Gear Oil 68-680

  • Daphne Gear Oil 100-680

  • Daphne Alpha Gear 68-320 (synthetic oil PAO type)

  • Daphne Worm Gear Oil 460

  • Daphne Alpha Warm 320, 460 (synthetic oil PAO type)
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