Cemfree zero cement concrete pumping trials

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  • Cost model: Zero carbon offices | Features | Building

    Cement-free concrete alternatives are emerging, such as Cemfree and Earth-Friendly Concrete, which typically offer a significant saving in embodied carbon compared with standard concrete mixes. While there is a cost premium, the gap with traditional mixes will narrow as demand drives their development and their application in both in-situ and

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  • CO2 Quarry Waste - The Mick George Group

    As part of a research project to discover whether quarry waste can make a significant contribution in recovering carbon dioxide from the air when used in conjunction with new woodland creation, the initial results seem positive.

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  • Conferences - Global Slag

    Use of Cemfree leads to low heat of hydration, acid and sulphate resistance, low water permeability, low water demand and a light-coloured concrete. As an example of high-slag cement use, David mentioned the continuous pour of the 5600m 3 3m-thick foundation high-slag concrete slab of the UK's tallest building, the Shard, which had a

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  • Cemfree - DB Group - DB Group (Holdings) Ltd - DB Group

    Cemfree was developed by DB Group from its conception to its launch into the market. This intrepid journey began with a determination to make a more sustainable version of concrete which we achieved after years of tireless research and development.

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  • - Page 2

    Pump rental provides cost efficiencies in mining operations Surface Drilling Keltbray installs first ever permanent works pile using Cemfree material. A UK first for Keltbray Piling as Cemfree zero cement concrete is used for piles Construction & foundat

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  • Cemfree wins Skanska's Supply Chain Green Solutions Awards

    Invented and developed by David Ball Group PLC, a Cambridge-based research-led company, Cemfree is a zero-cement structural concrete that uses a by-product of other industries to provide up to a 95% reduction in CO2, compared with Ordinary Portland Cement (OPC). If Cemfree was used at capacity in the UK alone it would account for a saving of

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  • Zero-Cement Concrete for Piling Applications to

    Mar 05, 2021 · Cemfree, a zero-OPC cement binder substitute, has been developed by DB Group (Holdings) Limited which reduces the embodied carbon by up to 88% compared with conventional OPC-based concrete. The material typically comprises 95% GGBS (ground granulated blast furnace slag) and 5% patented alkali activator.

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  • Anglian Water eyes low-carbon concrete as building block

    Jan 28, 2016 · Anglian Water has become the first water company to trial a new environmentally-friendly alternative to traditional concrete. The firm is using 'Cemfree' – a concrete-alternative with up to 60% lower embedded carbon – for the foundations of small building project in Norwich.

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  • jq500 series vertical concrete mixer

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  • DB Group supplies Cemfree concrete to - Global Cement

    Nov 23, 2020 · UK: DB Group has supplied its Cemfree concrete product to a site in Birmingham, West Midlands for use by the Environment Agency in a flood defence project. It says that the agency will use the concrete "for kerb bedding and backing over several kilometres in conjunction with various recycled products in an effort to reduce the projects' carbon footprint."

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  • Embodied carbon: a black mark for - Construction Manager

    May 30, 2020 · Another low carbon cement product is Cemfree, which replaces Portland cement completely using 95% ground-granulated blast-furnace slag and a 5% alkali activator instead. Aggregates firm DB Group, which produces Cemfree, says its CO2 value is 114kg per tonne, 77% lower than conventional mixes.

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  • Hello from London - Introduce Yourself - BuildHub.org.uk

    Dec 29, 2020 · I've assumed I could use a Cemfree, rather than regular cement, which I think reduces the embodied carbon of the concrete from 283kg carbon per m3 concrete to 63kg per m3. The embodied carbon in the ICF house, including the concrete, the reinforcement, the EPS and the EPDM on the roof, adds up to around 15680kg.

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  • In pictures | Five of the latest concrete innovations

    Mar 04, 2019 · The Cemfree material, manufactured in the UK by DB Group, is a low-carbon alternative to traditional cement, which Keltbray says has the structural characteristics of traditional concrete, is more resistant to chloride ingress and requires fewer construction joints and less crack-control steel. Old clothes and carpets fuel cement plants

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  • Basement waste water drainage systems - BIM object

    A basement wastewater drainage system typically comprises of items such as sanitary pipework from appliances, pumping units and pressurized discharge pipework and ventilation pipework. Uniclass2015 - Ss_50_30_04_05 Basement waste water drainage systems PUDLO Waterproof Systems & Cemfree Zero-Cement Concrete, part of the DB Group Ltd. Hush

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  • Joshua McDonagh - Relief plant supervisor - EUROMIX

    Low carbon concrete, this time zero-cement option ECOPact Max C32/40 #ECOPact (alkali-activated concrete) and #sustainability in our mind, our… Liked by Joshua McDonagh #gyvlon Excelio into Margate, Kent yesterday supplied by #euromix Rochester. 70m2 @ a depth of 20mm - 50mm over 500gauge membrane with a concrete…

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  • (PDF) Fire Performance of Concrete Using Novel Fire Testing

    Mar 01, 2016 · In this paper, after a brief description of key aspects of a unique. setup for direct tensile testing of concrete from 2 hours from. mixing, fundamental tensile properties of two types of concrete

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  • Perspectives - This is concrete

    A UK cement kiln has successfully been operated using a net zero fuel as part of a world first demonstration using hydrogen technology. Hybrid concrete construction: the best of both worlds We've all had to be flexible over the last 12 months, adapting to …

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