Esterex™ NP451

Esterex™ NP451 is a API category Group V fluids. Esterex™ NP451 has excellent low-temperature properties, good lubricating properties, and low volatilities. Esterex™ NP451 can be used as sole basestocks or blendstocks with other synthetic fluids in many automotive and industrial lubricant applications. Esterex™ NP451 is ideal for use in highly loaded, high-speed lubricant applications where energy efficiency is desired.

Principal: ExxonMobil Chemical

Chemical Family: Polyol Esters (POE)

End Uses: Automotive Lubricants, Industrial Lubricants

Fluids & Lubricants Type: Industrial Oils & Fluids

  • TypeDocument Name
View All Documents

Enhanced TDS

Identification & Functionality

Blend
No
Chemical Family
Fluids & Lubricants Functions
Function
Base Stocks & Oils
Product Code
MITM04541
Single Ingredient
Yes
Technologies
Product Families

Features & Benefits

Fluids & Lubricants Features
Labeling Claims

Applications & Uses

Properties

Physical Form
Note

² - Single sample or two sample average determinations.

Packaging & Availability

Packaging Type

Principal Information

Group Principal Number
S000101
Principal

Other

Appearance
Bright and clear
Color (SDS)
Yellow
Insoluble in (SDS)
Water
Item Number
Odor (SDS)
Mild
USA/DOT UN Number
Not Applicable
Optical Properties
ValueUnitsTest Method / Conditions
Color Scalemax. 0.5 ASTMASTMASTM D1500
Refractive Index1.4506-ASTM D1218 at 25°C
Chemical Properties
ValueUnitsTest Method / Conditions
Acid Number0.01 mg KOH/gmg KOH/gASTM D974
Aniline Pointmax. 20.0 °C°CASTM D611
Biodegradability Content83.6 %%OECD 301F
Hydrolytic Stability0.17-ASTM D2619 total acid number change
Kauri-Butanol (KB) Value72.0-ASTM D1133
Shelf Life & Stability
ValueUnitsTest Method / Conditions
Shelf Life0.0 dd
Mechanical Properties
ValueUnitsTest Method / Conditions
Elongation-22.9 %%ASTM D471 Elastomer compatibility, fluoroelastomer
Elongation-36.4 %%ASTM D471 Elastomer compatibility, nitrile
Elongation-36.2 %%ASTM D471 Elastomer compatibility, polyacrylate
Hardness-8.0 HVHVASTM D471 Elastomer compatibility, fluoroelastomer
Hardness-11.0 HVHVASTM D471 Elastomer compatibility, nitrile
Hardness-15.0 HVHVASTM D471 Elastomer compatibility, polyacrylate
Tensile Strength-15.9 kgf/cm²kgf/cm²ASTM D471 Elastomer compatibility, fluoroelastomer
Tensile Strength-47.8 kgf/cm²kgf/cm²ASTM D471 Elastomer compatibility, nitrile
Tensile Strength-39.2 kgf/cm²kgf/cm²ASTM D471 Elastomer compatibility, polyacrylate
Physical Properties
ValueUnitsTest Method / Conditions
Fire Point287.0 °C°CASTM D92
Fire Point287.0 °C°CCleveland Closed Cup
Flash Point255.0 °C°CASTM D92
Flash Point245.0 °C°CASTM D93
Flash Point245.0 °C°CPensky-Martens Closed Cup (PMCC)
Flash Point255.0 °C°CClosed Cup
Kinematic Viscosity5.0 mm²/smm²/sASTM D445 at 100°C
Kinematic Viscosity25.0 mm²/smm²/sASTM D445 at 40°C
Kinematic Viscosity7610.0 mm²/smm²/sASTM D445 at -40°C
Moisture Content6.0 %(W/W)%(W/W)ASTM D972 at 205°C, 6.5 hr
Specific Gravity0.993-ASTM D4052 at 15.6°C
Viscosity Index130.0-ASTM D2270
Volume Expansion12.7 %%ASTM D471 Elastomer compatibility, fluoroelastomer
Volume Expansion25.0 %%ASTM D471 Elastomer compatibility, nitrile
Volume Expansionmin. 51.2 %%ASTM D471 Elastomer compatibility, polyacrylate
Material Composition
ValueUnitsTest Method / Conditions
Volatile Content4.6 %(W/W)%(W/W)Noack Volatility Test
Volatile Content4.6 %(W/W)%(W/W)DIN 51581
Volatile Content4.6 %(W/W)%(W/W)ASTM D5800
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Boiling Point (SDS)min. 300.0 °C°CInternal Method
Flash Point (SDS)230.0 °C°CASTM D93
Log Partition Coefficient (Log Pow) (SDS)min. 6.0-log Pow, Octanol Water
Pour Point (SDS)-57.0 °C°CInternal Method
Relative Density (SDS)0.99-Internal Method at 15°C
Vapor Density (SDS)min. 2.0 g/m³g/m³Internal Method at 101 kPa, air = 1
Vapor Pressure (SDS)max. 0.0 kPakPaAt 20°C
Viscosity (SDS)5.0 cStcStAt 100°C
Viscosity (SDS)24.0 cStcStat 40°C