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China Longhai Heavy-Duty Gear Oil - Premium Protection from Top Suppliers and Factory for Extreme Conditions

Longhai Heavy-Duty Gear Oil is a premium, thermal-stable extreme pressure (EP) lubricant designed to provide outstanding protection for gears subjected to high temperatures and intense loads. As a product of a leading China factory, this high-performance gear oil features advanced additive technology that ensures superior anti-wear, anti-scuffing, and corrosion-resistant properties. Ideal for demanding applications, Longhai Heavy-Duty Gear Oil guarantees smooth operation and prolonged component life, making it the top choice among suppliers for industrial lubrication solutions.

    Key Features and Benefits

    1. Exceptional Thermal Stability

    High-Temperature Resistance: Prevents oil breakdown and sludge formation even under sustained heavy loads.

    Oxidation Control Technology: Maintains viscosity stability, extending oil change intervals.

    Reduced Thermal Stress: Minimizes heat-related degradation, preventing premature gear system failure.

    2. Extreme Pressure (EP) Protection

    Advanced EP Additives: Form a durable protective film on gear surfaces to prevent metal-to-metal contact.

    Prevents Scuffing, Pitting, and Micro-Welding: Ideal for hypoid gears and heavy-duty transmissions.

    Shock Load and High-Torque Performance: Maintains lubricating film integrity under extreme mechanical stress.

    3. Superior Anti-Wear Performance

    Specialized Anti-Wear Additives: Significantly reduce friction between metal components.

    Protection Against Abrasive and Fatigue Wear: Extends gear lifespan and lowers maintenance costs.

    4. Limited-Slip Differential (LSD) Compatibility

    Friction Modifiers: Eliminate chatter and shudder in limited-slip differentials.

    Smooth Power Transmission: Ensures seamless performance during sharp turns and high-load conditions.

    5. Comprehensive Corrosion Protection

    Rust and Corrosion Inhibitors: Shield metal surfaces from moisture and acidic byproducts.

    Suitable for Harsh Environments: Effective in marine, off-road, and high-humidity applications.

    Storage Protection: Prevents pitting and surface degradation during equipment downtime.

    6. Enhanced Efficiency and Longevity

    Optimized Viscosity: Reduces fluid friction and energy losses for improved fuel efficiency.

    Wide Operating Temperature Range: -30°C to 150°C ensures stable lubrication in extreme climates.

    Compatibility with Non-Ferrous Metals: Safe for use with brass, bronze, and other common gear materials.

    Technical Specifications

    Performance Rating: API GL-5 Performance Rating
    Standards Compliance: Complies with MIL-PRF-2105E Standards
    Available Viscosity Grades: 75W-90, 80W-90, 85W-140
    Applications: Manual transmissions, differentials, final drives, and industrial gearboxes.

    Recommended Applications

    • Heavy-Duty Truck and Bus Axles
    • Mining and Construction Equipment
    • Agricultural Machinery and Off-Road Vehicles
    • Industrial Gearboxes Subject to Shock Loading

    Why Choose Longhai Heavy-Duty Gear Oil?

    • Proven Performance in Extreme Conditions
    • Extended Drain Intervals, Reduced Downtime
    • Broad Compatibility with Gear Systems
    • Cost-Effective Wear Prevention

    For equipment facing the toughest challenges, Longhai Heavy-Duty Gear Oil delivers unmatched protection and reliability.

    Additional Information

    Packaging Options: 1L, 4L, 20L, 200L
    Shelf Life: 3 years in unopened, original containers

    Expanded Technical Insights

    Longhai Heavy-Duty Gear Oil is formulated with synthetic base oils and high-performance additives to meet the rigorous demands of modern machinery. Its shear-stable viscosity index improvers ensure consistent lubrication across a broad temperature spectrum, while its advanced EP additives react chemically with metal surfaces under extreme pressure to form a sacrificial protective layer. This layer prevents welding and scoring, even in high-stress applications such as rock-crushing or heavy hauling.

    Independent laboratory tests confirm a 40% reduction in wear compared to conventional gear oils, translating to longer component life and lower total cost of ownership. The oil’s low-friction properties also contribute to energy savings, making it an eco-conscious choice for fleet operators.

    For applications involving wet brakes or hydraulic systems, consult our technical team for compatibility guidance.

    Environmental and Safety Compliance

    Biodegradable Additives

    Minimize environmental impact in case of leaks.

    Non-Toxic Formulation

    Safe for use in ecologically sensitive areas.

    RoHS and REACH Compliant

    Free from hazardous heavy metals.

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    Frequently Asked Questions

    What performance ratings does Longhai Heavy-Duty Gear Oil meet?
    Longhai Heavy-Duty Gear Oil meets the API GL-5 performance rating and fully complies with MIL-PRF-2105E standards, making it ideal for severe operating environments.
    Which viscosity grades are available for this gear oil?
    It is available in three primary viscosity grades to match different climate and load demands: 75W-90, 80W-90, and 85W-140.
    Is this gear oil compatible with Limited-Slip Differentials (LSD)?
    Yes. It is formulated with advanced friction modifiers that eliminate chatter and shudder, ensuring smooth power transmission in limited-slip differentials.
    What is the operating temperature range of Longhai Gear Oil?
    This gear oil provides stable lubrication and exceptional thermal protection across a wide temperature range, from -30°C to 150°C.
    What packaging sizes and shelf life does the product have?
    Longhai Heavy-Duty Gear Oil is available in 1L, 4L, 20L, and 200L packaging options. It features a shelf life of 3 years when stored in its unopened, original containers.