Houghto-Safe 620EP

Safe hydraulic work in hazardous environments

This high-quality, water-based hydraulic oil is specially developed for applications where fire hazards are a concern. Think of areas where open flames, hot surfaces, or molten metals are used. The oil significantly reduces the risk of fire without compromising lubricity and reliability.

Houghto-Safe 620 E has been used worldwide for over 50 years in heavy industries such as steel and aluminum production, die casting, glass manufacturing, and plastics processing.

Applications

• Hydraulic systems with high fire safety requirements
• Suitable for steel, copper, brass and anodized aluminum.
• Ideal for foundries, glass and metal industries, among others

Advantages

• Drastically reduces fire hazard
• Increases personnel safety
• Can lead to lower insurance costs
• Reliable operation at high temperatures
• Prevents cavitation and air inclusion due to low foam formation

Specifications & features

• ISO6743-4 Type HFC (water-glycol)
• Use as supplied, do not dilute.
• Complies with ISO20763 (Vickers V104 Vane Pump): <100 mg wear at 140 bar
• Corrosion resistant according to ISO4404-1
• Anti-rust protection even for partially filled systems

Physical properties

• Appearance : clear red liquid
• Specific gravity @ 15.5°C : 1.08
• pH : 9.8
• Water content : 40%
• Viscosity @ 40°C : 39 cSt
• Viscosity @ 20°C : 90 cSt
• Pour point : -45 °C
• Flash point : none (ASTM D92)
• Burning Point : none (ASTM D92)

Click here for the PDS and MSDS