Our EP Synthetic Heavy Load Gear Oil is a high-performance lubricant engineered for tough industrial gear operations, made with premium synthetic base oils and advanced extreme pressure additives.
It delivers unbeatable protection against wear, scuffing and micropitting under heavy loads, shock impacts and extreme temperatures, keeping gearboxes running smoothly and reducing maintenance downtime for all types of heavy-duty machinery.

Technical Parameters
|
Item |
Quality Index (EP 320 as example) |
Test Method |
|
Viscosity Grade (ISO 3448) |
150#, 220#, 320#, 460#, 680# |
- |
|
Kinematic Viscosity (40℃), m²/s |
288~352(varies by grade) |
GB/T 265 |
|
Kinematic Viscosity (100℃), m²/s |
24~30 |
GB/T 265 |
|
Pour Point (max), ℃ |
-30 |
GB/T 3535 |
|
Flash Point (Open Cup, min), ℃ |
230 |
GB/T 3536 |
|
Extreme Pressure Performance (PD value), N (min) |
3920 |
GB/T 3142 |
|
Wear Scar Diameter (Four-Ball Test), mm (max) |
0.35 |
GB/T 3142 |
|
Oxidation Stability (160℃, 500h), Acid Value Increase, mgKOH/g (max) |
0.8 |
SH/T 0193 |
Production Process
1. Base Oil Preparation: Purify high-quality PAO synthetic base oils to remove impurities via precision distillation and filtration.
2. Additive Blending: Mix base oils with EP additives, antioxidants and anti-rust agents in accurate proportions in sealed mixing tanks with constant stirring.
3. Homogenization: Conduct continuous high-speed blending to ensure uniform dispersion of all components for consistent product performance.
4. Quality Testing: Perform strict tests on viscosity, flash point and EP performance; only qualified products enter the packaging process.
Packaging & Transportation
This oil product is available in 16L, 18L, 20L, and 200L packaging, using sealed plastic and metal drums to prevent leakage and contamination. Transportation is via sea or rail. It should be stored in a cool, dry, and well-ventilated warehouse, away from direct sunlight and open flames.
Services
1. Provide customized viscosity grade and packaging solutions according to customer requirements.
2. Offer free technical consultation on product selection and application for different equipment.
3. Supply detailed product datasheets and certification documents for international trade.
4. Ensure fast delivery with global shipping partners and provide real-time logistics tracking.
5. Provide after-sales support and solve product application problems efficiently.





FAQ
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