Technical reference for ISO VG 460 industrial gear oil, covering operating conditions, enclosed gear-system applications, viscosity behaviour, and specification requirements.
OPERATING CONTEXT
ISO VG 460 industrial gear oil is commonly specified for enclosed gear systems operating under high transmitted load, low-to-moderate rotational speed, elevated-contact stress, and severe-duty industrial conditions. It is widely applied where increased lubricant-film thickness and enhanced surface protection are required.
Heavy-duty ISO VG 460 industrial gear oils are commonly formulated for enclosed industrial gear drives requiring EP performance, oxidation resistance, corrosion protection, demulsibility behaviour, and antifoam performance under sustained heavy-load operation.
The viscosity grade is defined by ISO 3448 and corresponds to a nominal kinematic viscosity of 460 mm²/s at 40°C.
Further viscosity-selection guidance is provided within the Industrial Gear Oil Viscosity Selection technical reference.
TYPICAL EQUIPMENT USE
ISO VG 460 is commonly selected for enclosed industrial gear drives operating under sustained heavy-duty loading and lower-speed operating conditions.
- Heavy industrial reduction gearboxes
- Mining and quarrying plant
- Cement and aggregate-processing equipment
- Bulk-material conveyors
- Slow-speed enclosed gear drives
- Heavy-duty mixers and rotating process equipment
VISCOSITY BEHAVIOUR IN SERVICE
The higher operating viscosity of ISO VG 460 supports increased lubricant-film thickness and improved surface separation under heavily loaded and lower-speed operating conditions.
Higher-viscosity gear oils may improve protection against scuffing, adhesive wear, and surface fatigue where entrainment speed is reduced. However, excessive viscosity may increase churning losses, operating temperature, and circulation resistance in higher-speed systems.
Further technical guidance relating to surface-fatigue behaviour is available within the Micropitting and Surface Fatigue in Gear Systems reference.
SPECIFICATION REQUIREMENTS
ISO VG 460 industrial gear oils are commonly formulated to recognised enclosed industrial gear-lubrication standards and OEM gearbox requirements.
- DIN 51517 Part 3 CLP
- ISO 12925-1 CKD
- AGMA 9005
- FZG load-stage performance requirements
Specification requirements commonly address load-carrying capability, oxidation stability, corrosion protection, demulsibility performance, micropitting resistance, and foaming-control performance.
Additional specification guidance is outlined within the Industrial Gear Oil Specifications and Standards technical reference.
OPERATING ENVIRONMENT CONSIDERATIONS
ISO VG 460 industrial gear oils are frequently used within severe-duty industrial environments exposed to high mechanical loading, particulate contamination, and extended operating cycles.
Lubricant cleanliness, filtration efficiency, water control, and oxidation stability significantly influence gearbox reliability and lubricant service life under these conditions.
Further contamination-management guidance is provided within the Industrial Gear Oil Contamination Control reference.
COMPATIBILITY AND GRADE CONTROL
ISO VG 460 should only be substituted where permitted by the gearbox manufacturer or operating specification. Changes in viscosity grade may alter lubricant circulation, operating temperature, fluid-film behaviour, and load-carrying performance.
Compatibility with residual lubricant, filtration systems, seals, and additive chemistry should be confirmed during supplier or specification changes.
Additional EP-performance guidance is outlined within the EP Additives in Industrial Gear Oils technical reference.
PRODUCT AVAILABILITY
Sinopec Online supplies ISO VG 460 industrial gear oils formulated for enclosed industrial gear systems operating under heavy-load and severe-duty conditions.
Available viscosity grades and package sizes can be reviewed through the Industrial Gear Oils collection.