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Article: Patented grinding technology offers new ready-mix options: Portland cement substitute yields economic, environmental, and durability benefits.(Innovations)
- Article from:
- Concrete Construction
- Article date:
- January 1, 2004
- Author:
CopyrightCOPYRIGHT 2004 Hanley-Wood, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Soon you may have the option of using a specially modified fly ash to replace half of the portland cement in concrete. That can reduce your material costs while providing a more durable product. Recycling this waste product of coal combustion also further proves that concrete is environmentally friendly.
A new plant under construction in Texas will produce a more reactive fly ash using a patented technology developed in Sweden. The energetically modified cement (EMC) material, called CemPozz, can be used to replace up to 60% of the portland cement in a concrete mix while providing early set times and increased strength.
The new material is being ...