Cement News tagged under: environement

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AfriSam will use carbon tax to as an incentive for energy innovations

02 July 2019, Published under Cement News

AfriSam's Cementitious Executive, Hannes Meyer, highlighted the potential of South Africa's new carbon tax to incentivise energy-saving innovation. The new carbon tax came into force on 1 June 2019 and AfriSam has been preparing for this change. Speaking at a presentation to media at its Dudfield cement plant near Lichtenburg in the North West province, Mr Meyer said AfriSam continues to cut the carbon footprint of its cement. Efforts focus on using less energy in the production of clinker,...

Soil and wind-blown sand cement developed in China

17 May 2019, Published under Cement News

Chinese researchers at Ximjiang Communications Construction Group Co Ltd claim to have developed a low-cost and environmentally-friendly cement with ingredients that include natural soil and wind-blown sand. The new 'green cement' also includes construction waste and steel slag and is said to halve both construction costs and time. The cement has been developed to be used in the construction of road infrastructure, railway lines, airports, forestry, agriculture, water conservancy, electric ...

HeidelbergCement has CO2 reduction targets scientifically validated to 2030

14 May 2019, Published under Cement News

HeidelbergCement Co is the first cement producer to receive approval for science-based CO 2 reduction targets. Having been assessed against the Science Based Targets initiative's (SBTi) criteria, HeidelbergCement's CO 2 reduction targets to 2030 have been validated. The SBTi independently assesses and validates emission reduction targets against the latest climate science. Emissions reductions currently need to fall in-line with the Paris Agreement to limit global warming below 2˚C and to...

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...