Esterex™ A32

Esterex™ A32 is a API category Group V fluid. Esterex™ A32 has excellent low-temperature properties, high viscosity indices, good lubricating properties, and low volatilities.Esterex™ A32 can be used as sole basestocks or blendstocks with other synthetic fluids in many automotive and industrial lubricant applications. Esterex™ A32 is ideal in high-temperature conditions, such as reciprocating air compressors, where discharge valve cleanliness is required.

Principal: ExxonMobil Chemical

Chemical Family: Synthetic Esters

End Uses: Automotive Lubricants, Industrial Lubricants

Fluids & Lubricants Type: Industrial Oils & Fluids

    Enhanced TDS

    Identification & Functionality

    Blend
    No
    Chemical Family
    Chemical Name
    Fluids & Lubricants Functions
    Function
    Base Stocks & Oils
    Product Code
    MITM04531
    Single Ingredient
    Yes
    Technologies
    Product Families

    Features & Benefits

    Applications & Uses

    Properties

    Physical Form
    Note
    • ² - Single sample or two sample average determinations.
    • ³ - Single sample or two sample average determinations 1 wt.% diphenylamines and phenyl naphthylamine antioxidant (AO) added.

    Packaging & Availability

    Other

    Acid Number
    max. 0.08 mg KOH/g
    Aniline Point
    max. 20.0 °C
    Appearance
    Bright and clear
    Biodegradability Content
    70.2 %
    Color (SDS)
    White
    Color Scale
    max. 0.5 ASTM
    Elongation
    -6.7 %
    Elongation
    -44.9 %
    Elongation
    -22.4 %
    Fire Point
    238.0 °C
    Fire Point
    238.0 °C
    Flash Point
    207.0 °C
    Flash Point
    203.0 °C
    Flash Point
    203.0 °C
    Flash Point
    207.0 °C
    Flash Point (SDS)
    176.67 °C
    Hardness
    -18.0 HV
    Hardness
    -18.0 HV
    Hardness
    -23.0 HV
    Hydrolytic Stability
    0.1
    Insoluble in (SDS)
    Water
    Item Number
    Kauri-Butanol (KB) Value
    106.5
    Kinematic Viscosity
    2.8 mm²/s
    Kinematic Viscosity
    9.5 mm²/s
    Kinematic Viscosity
    985.0 mm²/s
    Moisture Content
    53.0 %(W/W)
    Odor (SDS)
    Mild
    Pour Point
    max. -65.0 °C
    Pour Point
    max. -65.0 °C
    Pour Point (SDS)
    -53.89 °C
    Principal
    Refractive Index
    1.4465
    Relative Density (SDS)
    0.93
    Specific Gravity
    0.928
    Tensile Strength
    -42.4 kgf/cm²
    Tensile Strength
    -60.7 kgf/cm²
    Tensile Strength
    -55.0 kgf/cm²
    Viscosity (SDS)
    2.7 cSt
    Viscosity Index
    149.0
    Volatile Content
    30.3 %(W/W)
    Volatile Content
    30.3 %(W/W)
    Volatile Content
    30.3 %(W/W)
    Volume Expansion
    28.1 %
    Volume Expansion
    41.3 %
    Volume Expansion
    72.8 %
    Optical Properties
    ValueUnitsTest Method / Conditions
    Color Scalemax. 0.5 ASTMASTMASTM D1500
    Refractive Index1.4465-ASTM D1218 at 25°C
    Chemical Properties
    ValueUnitsTest Method / Conditions
    Acid Numbermax. 0.08 mg KOH/gmg KOH/gASTM D974
    Aniline Pointmax. 20.0 °C°CASTM D611
    Biodegradability Content70.2 %%OECD 301F
    Hydrolytic Stability0.1-ASTM D2619 total acid number change
    Kauri-Butanol (KB) Value106.5-ASTM D1133
    Mechanical Properties
    ValueUnitsTest Method / Conditions
    Elongation-6.7 %%ASTM D471 Elastomer compatibility, fluoroelastomer
    Elongation-44.9 %%ASTM D471 Elastomer compatibility, nitrile
    Elongation-22.4 %%ASTM D471 Elastomer compatibility, polyacrylate
    Hardness-18.0 HVHVASTM D471 Elastomer compatibility, fluoroelastomer
    Hardness-18.0 HVHVASTM D471 Elastomer compatibility, nitrile
    Hardness-23.0 HVHVASTM D471 Elastomer compatibility, polyacrylate
    Tensile Strength-42.4 kgf/cm²kgf/cm²ASTM D471 Elastomer compatibility, fluoroelastomer
    Tensile Strength-60.7 kgf/cm²kgf/cm²ASTM D471 Elastomer compatibility, nitrile
    Tensile Strength-55.0 kgf/cm²kgf/cm²ASTM D471 Elastomer compatibility, polyacrylate
    Physical Properties
    ValueUnitsTest Method / Conditions
    Fire Point238.0 °C°CASTM D92
    Fire Point238.0 °C°CCleveland Closed Cup
    Flash Point207.0 °C°CASTM D92
    Flash Point203.0 °C°CASTM D93
    Flash Point203.0 °C°CPensky-Martens Closed Cup (PMCC)
    Flash Point207.0 °C°CClosed Cup
    Kinematic Viscosity2.8 mm²/smm²/sASTM D445 At 100°C
    Kinematic Viscosity9.5 mm²/smm²/sASTM D445 At 40°C
    Kinematic Viscosity985.0 mm²/smm²/sASTM D445 at -40°C
    Moisture Content53.0 %(W/W)%(W/W)ASTM D972 at 205°C, 6.5 hr
    Pour Pointmax. -65.0 °C°CASTM D5950
    Pour Pointmax. -65.0 °C°CASTM D97
    Specific Gravity10.928-Internal Method At 20°C
    Viscosity Index149.0-ASTM D2270
    Volume Expansion28.1 %%ASTM D471 Elastomer compatibility, fluoroelastomer
    Volume Expansion41.3 %%ASTM D471 Elastomer compatibility, nitrile
    Volume Expansion72.8 %%ASTM D471 Elastomer compatibility, polyacrylate
    Material Composition
    ValueUnitsTest Method / Conditions
    Volatile Content30.3 %(W/W)%(W/W)Noack Volatility Test
    Volatile Content30.3 %(W/W)%(W/W)DIN 51581
    Volatile Content30.3 %(W/W)%(W/W)ASTM D5800
    SDS Physical and Chemical Properties
    ValueUnitsTest Method / Conditions
    Flash Point (SDS)176.67 °C°CASTM D93
    Pour Point (SDS)-53.89 °C°CInternal Method
    Relative Density (SDS)0.93-
    Viscosity (SDS)2.7 cStcStAt 100°C