Exxon HyJet IV-Aplus fire-resistant aviation hydraulic fluid is used in commercial aircraft hydraulic systems
where phosphate hydraulic fluids are recommended.


Exxon HyJet IV-Aplus meets or exceeds the following industry and builder specifications. It is approved against
the aircraft manufacturer requirements and is included in their Qualified Products Lists.

 

Features and Benefits

Exxon HyJet IV-A plus offers the following key features and benefits: 
Features   Advantages and Potential Benefits  
Best in high temperature stability among Type IV fluids   Longer fluid lifeLesser need to replace fluid due to  degradation Reduced hydraulic system maintenance  costs  
Lowest density Type IV fluid   Reduced weight of the hydraulic fluid carried by   aircraft Reduced aircraft fuel consumption, lower  operating costs  
Effective rust protection   Reduced the risk of equipment damage in the event of  major water contamination
Excellent low temperature flow (viscosity) properties   Precise hydraulic system control and response even   during extended range/polar flightsLonger equipment   life  
Excellent deposit control   Longer equipment lifeReduced maintenance costs  
Excellent protection against electro-chemical corrosion Protection against servo valve and pump damage   (erosion)   Protection against servo valve and pump damage
Approved by all major aircraft manufacturers   Use as fleet lubricant by airline operators  
Fully compatible with all approved phosphate ester   Flexibility in use by airline operators