Syncon®FG Hydraulic Fluid

Synthetic, Food-Grade Anti-Wear Hydraulic Fluid

Phillips 66®Syncon FG Hydraulic Fluid is a premium quality, synthetic, food-grade anti-wear hydraulic fluid developed for use in the hydraulic systems of machinery found in food processing plants and beverage bottling plants, where incidental food contact may occur. It is also recommended for use in rotary screw and rotary vane air compressors in food and beverage plants.

Features & Benefits

• Excellent wear protection for hydraulic pumps and motors

• Outstanding oxidation resistance to minimize sludge and varnish formation

• Protects against rust and corrosion

• Good water-separating properties

• Good foam resistance

• Excellent low-temperature properties for cold start-ups


• Bottling and canning machines

• Plastic injection blow-molding machines in food packaging plants

• Rotary screw and rotary vane air compressors

• Chain drives for conveyor belts

• Electric motor bearings

• Machinery operating in freezers used to store packaged food

Technical Details

Licenses & Approvals

Syncon FG Hydraulic Fluid meets the requirements of the following government and industry specifications:

• FDA 21 CRF 178.3570 for incidental food contact

• NSF International and former 1998 USDA H1 guidelines for incidental food contact

Additional Details
ISO Grade46
Specific Gravity @ 60°F0.831
Density, lbs/gal @ 60°F6.92
Color, ASTM D15000.5
Flash Point (COC), °C (°F)248 (478)
Pour Point, °C (°F)-57 (-71)
cSt @ 40°C46.8
cSt @ 100°C7.8
SUS @ 100°F217
SUS @ 210°F51.8
Viscosity Index135
Acid Number, ASTM D974, mg KOH/g0.67
Copper Corrosion, ASTM D130, 48 hrs @ 80°C1a
Demulsibility, ASTM D1401, minutes to pass10
Foam Test, ASTM D892Pass
Four-Ball Wear Test, ASTM D4172, Scar Diameter, mm0.35
FZG Scuffing Test, ASTM D5182, Failure Load Stage11
Oxidation Stability, RPVOT, ASTM D2272, minutes>1,700
Rust Test, ASTM D665 A&BPass