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Hydrocarbon Fluid Type III is a rubber swelling test fuel that meets MIL-S-3136B and TT-S-735 specifications for Type III fuel.
Hydrocarbon Fluid Type III is a reference fluid standard that meet the requirements of Type III MIL-S-3136B and TT-S-735 requirements for testing the resistance of rubber to hydrocarbon fluid. This rubber swelling test fluid meets strict military specifications to ensure consistent and reliable performance. It is primary used in the testing and calibration of combustion equipment, fuel systems and engines.
Composition, vol %:
Isooctane: 59–61
Toluene: 24–26
Xylenes: 14–16
Color, saybolt: +25 min
Neutralization number: 0.10 max
Copper corrosion, 2 h at 122 °F: 1 max
Water reaction, mL: 2 max
Residue (jet evaporation), mg/100 mL: 5 max
Specific gravity at 60/60 °F: 0.765–0.775
Aniline point, °F: 88–92
Meets Type III MIL-S-3136B and TT-S-735 specifications
Consistent performance
Rubber materials can degrade in the presence of fuel and certain hydrocarbons which can cause serious consequences for seals in aerospace and automotive engines. Without reliable reference standards, companies do not have an accurate method to measure resistance.
Rubber testing
Elastomer compounders
O-rings and rubbers for engines and fuel systems
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ChemPoint will not under any circumstances release personal user information to individuals or companies. All information collection is solely used to support ChemPoint customers service communications. Read our Privacy Notice.
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