Engen supplies bitumen produced by our refinery to support road infrastructure development across South Africa and Sub Saharan Africa. We offer a wide range of chemicals that find applications in the construction industry.

The Construction Chemicals offering comprises of:

  • Bitumen – Penetration Grades
  • Bitumen Modifiers
  • Sealants

BITUMEN - Penetration Grades

Our Penetration Grades are produced in accordance with the South African National Standards specifications (SANS 4001-BTI: 2014 Edition 1.2) and used in road construction for the production of finished paving products.

  1. 35/50 and 50/70 - which are used in the manufacturing of hot mix asphalt for bases and wearing courses. (datasheet)

  2. 70/100 - which are used in modified binders, emulsions, chip and spraying applications. (datasheet)

BITUMEN - Modifiers

These are additives used for modifying bitumen and are used in applications that are subjected to severe conditions such as high traffic loading, heavy traffic intersections, steep gradients and at very high road surface temperatures.

The following additives are available:

  1. Ethylene Vinyl Acetate (EVA) - is an ethylene block-copolymer bitumen modifier, formulated as a plastomer and specially developed to improve bitumen properties for road paving.

  2. Styrene-butadiene-styrene (SBS) - is a styrenic block-copolymer bitumen modifier, formulated as an elastomer and designed to enhance bitumen performance in road paving.

For more information, please contact:

Zacharia Motsamai, Bitumen & Speciality Chemicals Specialist
Tel: +27 11 480 6111

Achmat Segals, Business Support Manager: Exports, Commercial
Tel: +27 21 403 5112

Email: construction@engenoil.com

Email: IBD.CommercialSales@engenoil.com


From commodity polymers to quality performance polymers, Engen offers products to suit your needs, all sourced from highly reputable suppliers.

For more information, please contact: 

Andisiwe Sodo, KZN Bitumen & Speciality Chemicals Specialist. Tel: +27 31 250 2911

Tumisang Mafa, Inland Bitumen & Speciality Chemicals Specialist. Tel: +27 11 480 6111

Email: polymers@engenoil.com