PETROCURE FLEX SERIES DIESEL ENGINE OIL 20W50 API CI-4 - View 1
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Flex Series20W50API CI-4Synthetic

PETROCURE FLEX SERIES DIESEL ENGINE OIL 20W50 API CI-4

Automotive Lubricants•Diesel Engine Oils

Petrocure Flex 20W50 is a high-performance fully synthetic diesel engine oil developed to provide strong protection, durability, and thermal stability for heavy-duty diesel engines operating under demanding conditions. Meeting API CI-4 specifications, this oil delivers improved oxidation stability, reliable wear protection, and effective soot control to support engine performance and longer service life.

Formulated with high-quality synthetic base oils and an advanced additive system, Petrocure Flex 20W50 is designed to perform well under high temperatures, heavy loads, and severe operating conditions. It is especially suitable for older diesel engines, high-mileage commercial vehicles, and off-road equipment where higher viscosity oil is required for enhanced protection.

Available Packaging Options(Commercial & Retail)
1L
4L
5L
18.9 L
60L
208L
1000L
Bulk
Direct Factory Supply
Global Export Ready
TDS / MSDS Certified

Product Overview & Applications

Description

Petrocure Flex 20W50 is a high-performance fully synthetic diesel engine oil developed to provide strong protection, durability, and thermal stability for heavy-duty diesel engines operating under demanding conditions. Meeting API CI-4 specifications, this oil delivers improved oxidation stability, reliable wear protection, and effective soot control to support engine performance and longer service life.

Formulated with high-quality synthetic base oils and an advanced additive system, Petrocure Flex 20W50 is designed to perform well under high temperatures, heavy loads, and severe operating conditions. It is especially suitable for older diesel engines, high-mileage commercial vehicles, and off-road equipment where higher viscosity oil is required for enhanced protection.

Technical Specifications

Standard laboratory test parameters and typical physical characteristics

11 Verified Properties
Test Property / MethodSpecification Value
API / ACEA ClassificationAPI CI-4, ACEA E7/E5/E3
AppearanceBright & Clear
Specific Gravity @15°C0.880
Flash Point °C240
Pour Point °C-27
Viscosity @40 °C, cSt155.2
Viscosity @100 °C, cSt19.2
Viscosity Index135
Total Base No, mg KOH/g10.5
Cold Cranking Viscosity (cP)7000 @ -15°C
HTHS Viscosity @ 150°C (mPa.s)4.5
* Values represent typical production averages and do not constitute a binding guarantee.
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Require Custom Blending or Bulk Commercial Supply?

Petrocure provides private label toll blending, IBC totes, 208L drums, and bulk tanker deliveries engineered exactly to your technical specifications.