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Gazpromneft Hydraulic HZF


Gazpromneft Hydraulic HZF



Zinc-free hydraulic oils formulated to ensure exceptional performance in heavy-duty hydraulic systems, including NC machines, as well as in forming machines, mobile plants and marine equipment. The range delivers unsurpassed performance under severe operating conditions of high temperature and high pressure. Other applications include close-tolerance servo valves and hydraulic systems using high capacity pumps.
Developed in cooperation with one of the world-leading additives supplier on the basis of high purity mineral base oils and thoroughly selected additives, it offers superior thermal and hydrolytic stability, finest demulsifying and anti-corrosive properties along with excellent filterability.

Approvals/Specifications:
DIN 51524 part 2; Denison HF-0; Cincinnati Machine P-68, P-69 & P-70; Eaton Vickers 35VQ25; Bosch Rexroth 90220.

Benefits
  • Extended service life of oil and equipment
  • Excellent resistance to corrosion and oxidation unmatched in base metals (copper, silver, bronze, zinc) delivered by balanced additive system and high-quality base oil
  • Efficiency at low levels of water contamination; rapid water separation; excellent hydrolytic stability
  • Excellent seal compatibility gained through zinc-free additive system
  • Excellent air separation and foam protection
  • Improved sustainability provided by zinc-free formulation



Typical Properties
Gazpromneft Hydraulic HZF
ISO Grade
32
46
68
Viscosity,
- cSt @ 40°C
- cSt @ 100°C

32
5.51

46
6.7

68
8.44
Flash Point, COC, °C
205
212
225
Pour Point, °C
-46
-40
-37
Acid Number, mg KOH/g
0.14
0.13
0.12
Color
1.0
2.0
2.5
Density @ 15°C, kg/m3
874
879
888
Copper Corrosion, 3h/100°C
1B
1B
1B


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