Technical Data
AZOLLA ZS 22 / 32 / 46 / 68 / 100 / 150 Hydraulic Fluid
Azolla ZS is a very high-performance anti-wear hydraulic fluid engineered for the most demanding hydraulic systems — including machine tools, injection moulding machines, presses, servomotors, and mobile equipment. It delivers exceptional thermal and oxidation stability, outstanding filterability, and superior wear protection to maximise equipment life and reduce maintenance costs.
Key Advantages
- High wear protection — maximises equipment service life
- Superior thermal stability — resists sludge formation at elevated temperatures
- Very good oxidation stability — extends fluid service life
- Remarkable filterability, including in the presence of water
- Excellent hydrolytic stability — prevents filter blocking
- Strong anti-rust and anti-corrosion protection
- Good anti-foam and air release properties
- Rapid water separation (demulsibility)
- Reduced maintenance and operating costs
Specifications — Azolla ZS 46
- Viscosity grade: ISO VG 46
- Viscosity at 40°C: 46 mm²/s
- Viscosity at 100°C: 7.2 mm²/s
- Viscosity index: 113
- Pour point: −36°C
- Flash point (open cup): 248°C
- Appearance: Clear liquid
Specifications — Azolla ZS 68
- Viscosity grade: ISO VG 68
- Viscosity at 40°C: 68 mm²/s
- Viscosity at 100°C: 9.3 mm²/s
- Viscosity index: 110
- Pour point: −36°C
- Flash point (open cup): 260°C
- Appearance: Clear liquid
Standards & Approvals
- ISO 6743/4 HM / ISO 11158 HM
- DIN 51524 P2 HLP
- Denison HF0, HF1, HF2 (T6H20C)
- Eaton EFDGN-TB002-E
- Bosch Rexroth RDE 90245
- Cincinnati Milacron P68, P69, P70
Not sure which grade suits your application? Talk to our team — we'll help you spec the right fluid for your system. Call (07) 849 5771 or email [email protected]




