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Bitumen is a black or dark-colored (solid, semi-solid, viscous), amorphous, cementitious material that can be found in different forms, such us rock asphalt, natural bitumen, tar and bitumen derived from oil, which is referred to as petroleum bitumen. Currently most of the roads globally are paved with bitumen. Today the worlds demand for bitumen accounts for more than 100 million tons per year which is approximately 700 million barrels of bitumen consumed annually. Petroleum bitumen is typically referred to as bitumen or asphalt. In Europe for instance bitumen means the liquid binder. In North America, on the other hand the liquid binder is referred to as asphalt, or asphalt cement.

contex supreme volt sae 15w40 api ci-4/sl high performance, heavy duty diesel engine oil is formulated for use in a wide variety of european, japanese and north american diesel and petrol engines operating under the most severe service conditions. Designed to provide improved engine protection and increased oil life. It is compatible with low-e-mission engine technology used in road transport, construction, mining and many other industries.

features / benefits

• excellent protection against engine wear and bore polishing.
• excellent thermal and oxidation stability.
• extended oil drain intervals and less maintenance costs, even in older engines.
• excellent soot control - prevents deposits on piston and combustion chamber.
• universal engine oil for cars, trucks and off-road applications.