Circulating Oil

Rust-Inhibited Circulating Oil

Phillips 66®Circulating Oil is a high-quality, rust-inhibited mineral oil specially developed for the lubrication of conveyor and crusher bearings in copper crushing mills.

Features & Benefits

• Excellent water-separating properties to minimize the formation of emulsions

• Good oxidation resistance

• Protects against rust and corrosion

• Good foam resistance


• Ball mills, cement mills, hot and cold strip mills, plate mills

• Conveyor bearings in mining applications

• Plain and rolling-element bearings in ferrous and non-ferrous mills

• Circulating systems where water contamination is a problem

• Large, slow-speed bearings in mixers and mills

Technical Details

Licenses & Approvals
Additional Details
ISO Grade150
Specific Gravity @ 60°F0.878
Density, lbs/gal @ 60°F7.31
Color, ASTM D15002
Flash Point (COC), °C (°F)277 (531)
Pour Point, °C (°F)-15 (5)
cSt @ 40°C153
cSt @ 100°C14.7
SUS @ 100°F805
SUS @ 210°F78.5
Viscosity Index95
Acid Number, ASTM D874, mg KOH/g0.05
Demulsibility, ASTM D1401, minutes to pass5
Foam Test, ASTM D892, Seq. I, mL0/0
Rust Test, ASTM D665 A&BPass