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THE ORIGINAL BRITISH MOTOR OIL SINCE 1899
Commercial Vehicle OilsFleetmaster Range

Fleetmaster 20W-50 CH-4

A mineral engine oil designed to lubricate and protect high-speed diesel engines. Why choose this oil

Viscosity20W-50
Oil TypeMineral
Specifications
  • API CH-4
Available in

Why choose Fleetmaster 20W-50 CH-4

Duckhams Fleetmaster CH-4 is a multi-grade diesel engine oil for heavy-duty diesel engines. Formulated using current additive technology and high-quality virgin base oils to meet current specifications and provide complete protection for all new and old generation vehicles. Duckhams Fleetmaster 20W-50 CH-4 is a mineral engine oil designed to lubricate and protect high-speed diesel engines. Gives excellent protection against soot, corrosion and reduces piston deposits and oil consumption.

  • Excellent protection against soot, reducing oil thickening, maintaining engine performance and protecting against abrasive wear within the engine.
  • Excellent protection against rust and corrosion, maintaining the condition and prolonging the life of the engine.
  • Protects engine from wear, extending engine operating life, maintaining engine performance and reducing total running costs.
  • Reduces piston deposits maintains engine cleanliness and ensures that the engine operates at optimum condition.
  • Reduces oil consumption, minimising top-up requirements and reducing operating costs.

Typical physical characteristics

PropertyUnitTypical Value
Viscosity Grade20W-50
Viscosity @ 100 °CcSt19.35
Viscosity @ 40 °CcSt170.0
Viscosity Index130
CCS @ -15 °CcP6,413
Flash Point (Closed Cup)°C248
Pour Point°C-30
Total Base NumbermgKOH/g10.3
Density @ 15 °Ckg/L0.8762

Typical physical characteristics are provided as an indication of properties based on current production data only, and should not be interpreted as a specification.