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Cobra and Compactor Impact Oil

Mineral lubricant for Cobra motor breakers and eccentrics in hydraulic compaction and light compaction ranges

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Heavy-duty lubricant with high oxidation and thermal degradation stability

Suitable for all weather conditions and not affected by prolonged storage times of your machine


Improved cleanliness under the most severe conditions

Ensures your equipment will run smoothly and reliably.


Superb anti-wear and corrosion protection and extremely high oxidation stability

Optimizes your machine’s lifetime, reducing the risk of scoring and abrasion


Atlas Copco Cobra & Compactor Impact-Oil is a premium mineral oil for optimal performance and protection of the transmission and impact mechanism in Cobra breakers. Each oil bath has a capacity of 100 ml/3.4 US fl oz. They are checked periodically and refilled when the oil level drops, and they are replaced when a general overhaul is required, which is at least once a year.

This oil is formulated from a highly refined mineral oil and an advanced additive system. It features excellent high-temperature viscosity retention over extended service periods, performing well under the high loads of Cobra machines.

Performance

  Metod Unit - Metric Data
Density at 15°C / 59°F ASTM D4052 883kg/m³ 117 oz/gal US
Viscosity at 40°C / 104°F ASTM D445 115 cSt
Viscosity at 100°C  / 212°F ASTM D445 15.5 cSt
Viscosity index ASTM D2270 142
Flash point ASTM D92 250°C 482°F
Pour point temperature ASTM D97 -33°C -38°F
Total Base Number ASTM D 2896 10 mg KOH/g

Capacity

  Part number
1l 34 US fl oz 9234 0012 03