What is it about?

addition of locally available materials Scoria and Pumice to Portland cement can produce cement of acceptable quality at much lower costs

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Why is it important?

In Tanzania and developing world building materials are expensive. Any possibilities of improving the costs by using alternative locally available materials to cement manufacturing is highly encouraged.


My backyard is full of scoria currently being used for road paving. I wish that we could extend the use of these vast materials to the manufacture of good grade cement

Prof Karoli Nicholas Njau
Nelson Mandela African Institute of Science and Technology

Read the Original

This page is a summary of: Influence of scoria and pumice on key performance indicators of Portland cement concrete, Construction and Building Materials, February 2019, Elsevier, DOI: 10.1016/j.conbuildmat.2018.11.228.
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