Selecting the correct oil supports equipment protection, reliable operation, and consistent maintenance planning. This page covers the main factors to consider when choosing hydraulic oil and diesel engine oil. For technical resources, visit our Technical Hub.
Key Factors to Consider
- Equipment manufacturer specifications and approvals
- Viscosity grade suitable for operating temperature
- Load conditions and duty cycle
- Operating environment, including moisture and contamination risk
- Service interval guidance and oil condition monitoring
Hydraulic Oil Selection
Hydraulic oil is normally selected by viscosity grade and the system design requirements. Using the correct grade supports stable pressure control, smooth actuator response, and reduced wear in pumps and valves.
Explore suitable options in our Hydraulic Oil
Diesel Engine Oil Selection
Diesel engine oil selection depends on engine design, operating conditions, and the manufacturer's required performance level. Always follow the vehicle or equipment manual and service guidance.
Browse available options in our Diesel Engine Oil
Good Practice
- Avoid mixing oils with different specifications unless confirmed compatible
- Maintain cleanliness during top-ups and oil changes
- Check filters and breathers in line with maintenance schedules
- Investigate foaming, noise, or slow response as potential fluid or contamination issues
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Support and Supply
All Sinopec lubricants supplied by Sinopec Online are genuine, factory sealed products backed by technical support.
Same-day dispatch available with reliable nationwide delivery.
Sinopec Online Technical Team
For product selection support, contact Sinopec Online or call +44 020 8068 3444.