See the properties & performance requirements of hydraulic oil
Crown Oil supplies a wide range of hydraulic oils across the UK which includes the following products:
ISO Anti-Wear Hydraulic Oil Range
Our sophisticated additive pack prevents wear, rust, foam and oxidation resulting in extended application life.
Crown Oil’s hydraulic oil has excellent filtration properties even when extremely fine filters are used.
Application
Hydraulic oil is recommended for industrial hydraulic applications that require a high performance thermally stable mineral oil containing multi-functional additives.
To order hydraulic oil or to speak to a member of our expert team, call 0330 123 1444 today.
Performance requirements
ISO Anti-Wear Hydraulic Oil meets or exceeds the following performance requirements:
- DIN 51524 pt. 1 & 2 (HL, HLP)
- AFNOR NF E 48-603
- Vickers I-286-S
- ISO 6743/4 (HM)
- SS 155434
- ISO 11158 (HM)
- VDMA 24318
Specification
| ISO Viscosity Grade | 10 | 15 | 22 | 27 | 32 | 37 |
|---|---|---|---|---|---|---|
| Specific Gravity 15oC | 0.843 | 0.860 | 0.862 | 0.861 | 0.860 | 0.864 |
| Kinematic Viscosity 40°C | 9.7cSt | 16.2cSt | 21cSt | 27cSt | 32cSt | 37cSt |
| Kinematic Viscosity 100°C | 2.1cSt | 3.4cSt | 4.2cSt | 5.0cSt | 5.3cSt | 6.1cSt |
| Viscosity Index | 80 | 78 | 97 | 108 | 115 | 112 |
| Flash Point °C | 160 | 180 | 214 | 205 | 214 | 214 |
| Pour Point °C | -15 | -15 | -9 | -13 | -15 | -14 |
| ISO Viscosity Grade | 46 | 68 | 100 | 150 | 220 | 320 |
|---|---|---|---|---|---|---|
| Specific Gravity 15°C | 0.869 | 0.878 | 0.890 | 0.891 | 0.895 | 0.900 |
| Kinematic Viscosity 40°C | 46cSt | 68cSt | 100cSt | 150cSt | 220cSt | 320cSt |
| Kinematic Viscosity 100°C | 7.0cSt | 8.8cSt | 11.2cSt | 14.7cSt | 19.0cSt | 24.3cSt |
| Viscosity Index | 108 | 101 | 97 | 97 | 97 | 97 |
| Flash Point °C | 230 | 240 | 240 | 240 | 250 | 250 |
| Pour Point °C | -13 | -11 | -9 | -9 | -9 | -9 |
The above are typical figures and we reserve the right to alter the specification without notice.
Nothing on this specification constitutes a guarantee.
Hydraulic ZF – Ashless Anti-Wear Hydraulic Oil
Our sophisticated zinc-free additive pack prevents ash, wear, rust, foam and oxidation resulting in extended application life.
Application
Hydraulic ZF is recommended for industrial hydraulic applications that require a high performance thermally stable mineral oil containing multi-functional zinc-free additives.
Performance requirements
Hydraulic ZF meets or exceeds the following performance requirements:
- DIN 51524 pt. 2 (HLP)
- ISO 6743/4 (HM)
- ISO 11158 (HM)
- AFNOR NF E 48-603 (HM)
- SS 155434
- Denison HF-0,1,2
- Cincinnati P-68,70
- U.S. Steel 126,127,136
- SEB 181 222
Specification
| ISO Viscosity Grade | 32 | 46 | 68 |
|---|---|---|---|
| Specific Gravity 15°C | 0.872 | 0.879 | 0.880 |
| Kinematic Viscosity 40°C | 32cSt | 46cSt | 68cSt |
| Kinematic Viscosity 100°C | 5.3cSt | 8.5cSt | 9.2cSt |
| Viscosity Index | 115 | 105 | 108 |
| Flash Point °C | 206 | 214 | 229 |
| Pour Point °C | -15 | -13 | -14 |
The above are typical figures and we reserve the right to alter the specification without notice.
Nothing on this specification constitutes a guarantee.
Hydraulic Oil HLP68ZF
Crown Oil’s Hydraulic Oil HLP68ZF is a premium quality mineral based hydraulic fluid formulated from highly refined base stocks and an ashless, zinc-free combination of hydrolytically and thermally stable performance additives.
Application
Hydraulic Oil HLP68ZF is recommended for industrial hydraulic applications which require a high performance fluid with outstanding anti-wear, corrosion protection and anti-oxidant characteristics together with high load carrying capacity, low foaming tendency and excellent filtration properties.
Performance requirements
Meets or exceeds the following performance requirements:
- DIN 51524 pt.2 (HLP)
- AFNOR NF E 48-603
- SEB 181 222
- VDMA 24318
- SS 155434
- Denison HF-0, HF-1, HF-2
- Cincinnati Machine P-68, P-69, P-70
- US Steel 126, 127, 136
- ISO 11158 (HM)
- ISO 674314 (HM)
Specification
| ISO Viscosity Grade | 68 | |
| Density @ 15°C | ASTM D4052 | 0.882 |
| Kinematic Viscosity 40°C | ASTM D445 | 68.0 cSt |
| Kinematic Viscosity 100°C | ASTM D445 | 8.6 cSt |
| Viscosity Index | ASTM D2270 | 97 |
| Flash Point °C | ASTM D92 | 235 |
| Pour Point °C | ASTM D97 | -30 |
| Load Carrying Capacity FZG | DIN 51354 pt.2 | >12 |
| Anti-wear Four Ball 1 hour/300N/1,500 rpm | DIN 51350 pt.3 | 0.38 |
| Vickers 35VQ25A | M-2952-S | Pass |
| Denison T-6H20C Hybrid Pump | A-TP-30533 | Pass |
| Copper Corrosion 24 hrs @ 100°C & 3 hrs @ 125°C | ASTM D130 | 1a & 1a |
| Steel Corrosion A (distilled water) B (syn. sea water) | ASTM D665 | 1a & 1a |
| Thermo Oxidative Stability TOST | ASTM D943 | 3500 hrs |
| Hydrolytic Stability Beverage Bottle Method | ASTM D2619 | Pass |
| Air Release @ 50°C | DIN 51589 pt.1 | 4 min |
| Foaming Behaviour Sequence I, II & III | ASTM D892 | 0/0, 0/0 & 0/0 |
| Demulsibilty @ 54°C | ASTM D1401 | 40-40-0 (10 mins) |
| Filterability dry F1 & F2 | ISO 13357-2 | 97.9% & 95.7% |
| Filterability wet F1 & F2 | ISO 13357-1 | 87.9% & 74.8% |
The above are typical figures and we reserve the right to alter the specification without notice.
Nothing on this specification constitutes a guarantee.
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