Manufacturers of Distinctive Decorative Coatings
Since 1973 Cemcrete has developed a range of cement-based products that can truly claim to be the best that Africa has to offer.
location_on Johannesburg, Gauteng
Africote International
Original coatings for Africa
Supplier of a comprehensive range of acrylic interior and exterior paints, cementitious wall coatings and floor screeds, decorative plasters, special effect coatings such as rust and copper paints and chalk paints to achieve an aged...
location_on Bedfordview, Gauteng
Southern Africa Readymix Association (SARMA)
SARMA is a voluntary industry organisation that represents manufacturers, suppliers and stakeholders in the readymix concrete industry.
Design Acro
Architectural company offering full architectural services and project management in the Eastern Cape, leader of quality architectural design of the highest standards appropriate for the South African context and culture, developing globally respected and sound business solutions.
News & Product Highlights
today26 Jan 2011
verified_userDesign Acro

Fly ash enhances concrete workability

According to John Sheath, strategy and marketing manager at Ash Resources, the addition of fly ash to a concrete mix substantially boosts the workability of the concrete. “This is one of the major reasons why concrete producers and contractors prefer working with fly ash mixes,” Sheath says. “They are easier to handle, place and finish. “The presence of the spherically shaped particles of fly ash in the mix also cuts the water content by between 6 and 12%,” he says.
today15 Nov 2010

Fly ash makes for ‘greener’ cement

According to John Sheath, strategy and marketing manager at Ash Resources, the inclusion of fly ash in concrete mixes can substantially reduce concrete’s carbon footprint and contribute significantly to sustainable construction.  Sheath says fly ash has a number of specific environmental benefits.