Marvell Rarus 827

Synthetic Air Compressor Oil – ISO VG 100

Product Description

Marvell Rarus 827 is a premium performance synthetic air compressor lubricant specifically developed for severe-duty reciprocating and rotary air compressors operating under high temperature and heavy load conditions.

Formulated with advanced synthetic base fluids and high-performance additive technology, Marvell Rarus 827 delivers exceptional protection against oxidation, thermal degradation, wear, rust, and deposit formation.

The product is designed to provide extended oil life, cleaner compressor operation, and reduced maintenance costs compared with conventional mineral compressor oils. It is particularly suitable for compressors operating continuously with discharge temperatures up to 200°C.

Features and Benefits

Outstanding Oxidation & Thermal Stability

Provides long service life while minimizing sludge, varnish, and carbon deposits.

Excellent Wear Protection

Helps reduce wear of piston rings, cylinders, bearings, and gears under severe operating conditions.

Low Deposit Formation

Improves valve cleanliness and reduces discharge line deposits, helping improve compressor reliability and safety.

Excellent Water Separability

Rapid water separation minimizes emulsion formation and downstream contamination.

Rust & Corrosion Protection

Protects critical compressor components against rust and corrosion.

Extended Drain Intervals

Synthetic formulation can significantly extend oil life compared with conventional mineral compressor oils.

Applications

Marvell Rarus 827 is recommended for:

• Severe-duty reciprocating air compressors
• Rotary screw and vane compressors
• Multistage compressors operating under high temperatures
• Compressor crankcase and cylinder lubrication
• Compressor systems containing gears and bearings
• Stationary and mobile compressor applications

⚠️ Not recommended for breathing-air compressors.

Specifications & Performance Level

Marvell Rarus 827 meets or exceeds:

• GB/T 12691-2021 L-DAB

Typical Physical Characteristics

Typical values may vary within normal manufacturing tolerance

Compatibility

Marvell Rarus 827 is generally compatible with:

• Mineral compressor oils (mixing may reduce performance)
• Fluorocarbon, Viton®, silicone, fluorosilicone, and high nitrile seals

Not recommended for use with:

• Natural rubber
• Butyl rubber
• Neoprene
• Low nitrile NBR materials
• PVC and acrylic paints/coatings

Handling & Storage

Store in clean, dry, sealed containers away from direct sunlight and moisture. Avoid contamination with water, dust, or other lubricants.

Comparable products include:

• Mobil Rarus 827
• Shell Corena S4 P 100
• Castrol Aircol SR 100