Hyspin DSP 46 - 20L
Castrol

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Castrol Hyspin DSP 46 is a zinc-free hydraulic oil with extreme pressure and anti-wear properties, based on mineral oil. This oil is specially formulated for hydraulic systems operating under high pressures and temperatures, where excellent detergency properties are required.
Features:
- Zinc-free composition: Reduces the risk of deposits and enhances oil performance under extreme conditions.
- Extreme pressure and anti-wear protection: Ensures high protection against wear under mixed friction conditions, with a Brugger value over 45 N/mm² and an FZG-A/8.3/90 scoring load stage over 12.
- High thermal stability: Maintains performance at elevated operating temperatures without degradation.
- Excellent oxidation stability: Extends oil life and reduces the need for frequent oil changes.
- Good emulsifying and detergency properties: Ensures effective removal of contaminants and water from the system.
- Excellent air release capability: Prevents foam formation and ensures reliable operation of the hydraulic system.
Applications:
Hyspin DSP 46 is ideal for use in hydraulic systems operating under high pressures and temperatures, especially where oils with detergent and dispersant properties are required. It meets the requirements of DIN 51 524, part 2 - HLP, DIN 51 517, part 3 - CLP, ISO 6743/4-L-HM, and Müller Weingarten specifications.
Specifications:
- ISO Viscosity Grade: 46
- Density at 15°C: 880 kg/m³
- Kinematic Viscosity at 40°C: 46 mm²/s
- Kinematic Viscosity at 100°C: 6.8 mm²/s
- Viscosity Index: 102
- Flash Point (open cup): 240°C
- Pour Point: -30°C
- Air Release at 50°C: 6 minutes
- Foam Sequence I - tendency/stability: 50/0 ml/ml
- Rust Test - synthetic seawater (24 hours): Passed
By choosing Castrol Hyspin DSP 46, you ensure that your hydraulic system receives a reliable and efficient oil that protects against wear and corrosion while maintaining system efficiency under demanding operating conditions.









