ROCK DRILL OIL MOLY NO.320 20L
ROCK DRILL OIL MOLY NO.320 20L
Sinopec Rockdrill Moly 320 20L is a heavy-duty, ISO VG 320 rock drill oil specially formulated to lubricate high-speed, heavily loaded rock drills, drifters, hammers and other pneumatically operated equipment.
Formulated with antiwear, extreme pressure (EP), friction-modifying and tackiness additives, it helps protect critical moving components against wear, shock loading, rust and corrosion. Its high-viscosity-index mineral base oils provide thermal stability and oxidation resistance across a wide operating temperature range.
Why Choose Sinopec Rockdrill Moly 320?
Rock drilling equipment operates under demanding conditions, including heavy loads, repeated impacts and frequent start-ups. These conditions can disrupt the lubricating oil film and expose internal components to metal-to-metal contact.
Sinopec Rockdrill Moly 320 contains molybdenum, sulphur and phosphorus antiwear additives designed to help protect components when full-film lubrication is disrupted. Its tackiness additives improve oil adhesion to metal surfaces, helping minimise lubricant fling-off and water wash-out during operation.
Product Details
- Brand: Sinopec
- Product Name: Rockdrill Moly 320
- Product Type: Rock Drill and Pneumatic Equipment Lubricant
- ISO Viscosity Grade: ISO VG 320
- Base Oil: Solvent-refined paraffinic mineral oil
- Pack Size: 20 Litres
- Key Additives: Antiwear, extreme pressure, friction modifiers and tackiness agents
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Key Benefits
- Extreme pressure protection: Helps protect heavily loaded rock drill components against wear during shock loading.
- Advanced antiwear performance: Molybdenum, sulphur and phosphorus additives provide protection when the lubricating oil film is disrupted.
- Improved oil adhesion: Tackiness additives help the lubricant remain on metal surfaces, reducing fling-off.
- Water wash-out resistance: Helps maintain lubrication in equipment exposed to moisture.
- Thermal stability: High-viscosity-index base oils support performance across a wide operating temperature range.
- Oxidation resistance: Helps protect the lubricant against oxidation during operation.
- Rust and corrosion protection: Helps protect internal equipment components.
- Reduced component wear: Effective lubrication can help extend equipment service life and reduce maintenance requirements.
- Negligible odour: May be beneficial in applications where oil mist is exhausted into confined working areas.
Recommended Applications
Sinopec Rockdrill Moly 320 is formulated for high-speed, heavily loaded rock drilling and pneumatic equipment requiring ISO VG 320 rock drill lubricant, including:
- Rock drills: Lubrication of internal moving components exposed to heavy loads and repeated impacts.
- Drifters: Pneumatically operated drilling equipment requiring extreme pressure and antiwear protection.
- Pneumatic hammers: Suitable applications requiring a high-viscosity rock drill lubricant.
- Mining equipment: Compatible pneumatically operated drilling equipment used in surface and underground mining.
- Other pneumatic equipment: Equipment requiring a tacky ISO VG 320 lubricant with antiwear and extreme pressure properties.
Important: Equipment compatibility must be confirmed against the manufacturer's specified lubricant type and viscosity grade.
Technical Features
- ISO VG 320: High-viscosity lubricant for equipment specifying this viscosity grade.
- Molybdenum-based antiwear protection: Works with sulphur and phosphorus additives to protect heavily loaded metal surfaces.
- Extreme pressure additives: Provide additional protection during severe shock loading and boundary lubrication conditions.
- Tackiness agents: Improve lubricant adhesion and resistance to fling-off and water wash-out.
- High-viscosity-index base oils: Support lubrication across varying operating temperatures.
- Thermal and oxidation stability: Help resist lubricant degradation during operation.
- Rust and corrosion inhibitors: Help protect internal components against corrosion.
- Low odour: Formulated with negligible odour, which may be beneficial in confined operating environments.
Specifications & Approvals
- ISO Viscosity Grade: ISO VG 320
- Lubricant Type: Mineral-based rock drill oil
- Performance Characteristics: Antiwear, extreme pressure, friction modification and tackiness
Note: No specific OEM approvals or additional industry performance standards have been supplied for this product. Refer to the current manufacturer technical data sheet for further specifications.
Choosing the Right Rock Drill Oil
Selecting the correct rock drill oil is essential for effective lubrication and equipment protection. The lubricant must have the appropriate viscosity, antiwear performance and flow characteristics for the equipment's operating conditions and lubrication system.
Incorrect viscosity selection can affect oil delivery through line oilers and metering devices, potentially resulting in inadequate lubrication, increased wear and premature equipment failure.
Sinopec Rockdrill Moly 320 should only be used where ISO VG 320 rock drill oil is specified or permitted by the equipment manufacturer. Always confirm the recommended lubricant grade and operating requirements before use.



