Cement News tagged under: environement

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First 50kW solar cement kiln will be tested throughout 2019

11 January 2019, Published under Cement News

The launch of the first solar reactor operating at 800-1000˚C, using rotary kiln and a horizontal bubbling fluidised bed, to manufacture cement is a step nearer. The Solar Thermal Treatment of Non-Metallic Minerals (SOLPART) is preparing to move from the lab to an industrial-sized test plant. "We have tested a fluidised bed system at the level of between 10kW and 20kW and now we are commissioning a pilot scale reactor with power of between 30kW and 50kW, able to treat 50kg/h calcium carbona...

Concrete blocks from recycled plastic gains cement producers' attention

14 December 2018, Published under Cement News

The Center for Regenerative Design & Collaboration (CRDC) in Costa Rica has started making construction blocks from a combination of recycled plastic and limestone. The Ecoblock is made from shredded waste that has been shredded after being collected from local rivers in Costa Rica. The finished product is a resin-limestone hybrid which are 2.5.-5 per cent plastic waste and 7-16 per cent waste plastic by volume. The CRDC can produce four million blocks per month which can be used in low-c...