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New developments in alternative cement

16 October 2024

One unusual thing about coverage of cement in the media is the way that discussions often centre precisely on its absence – that is, on alternatives to cement. These alternatives boast unique chemistries and performance characteristics, but are all produced without Portland cement clinker. They are generally called ‘alternative cements,’ perhaps because ‘cement-free cement’ does not have such a commercially viable ring to it. This contradictory tendency reached a new high in the past week, with developments in alternative cement across Asia, Europe, the Middle East and North America. Together, they hint at a more diverse future for the ‘cement’ industry than the one we know today.

Asia

In Indonesia, Suvo Strategic Minerals has concluded tests with Makassar State University of a novel nickel-slag-based cement. Huadi Nickel-Alloy Indonesia supplied raw materials, and tests showed a seven-day compressive strength of 37.5MPa. Suvo Strategic Minerals says that a partnership with Huadi Nickel-Alloy Indonesia for commercial production is a likely next step.

Europe

Cement producer Mannok and minerals company Boliden partnered with the South Eastern Applied Materials (SEAM) research centre in Ireland to launch a project to develop supplementary cementitious materials (SCMs) from shale on 7 October 2024. The project will additionally investigate CO2-curing of cement paste backfill for use in mines. Irish state-owned global commerce agency Enterprise Ireland has contributed €700,000 in funding.

UK-based SCM developer Karbonite expects to launch trial production of its olivine-based SCM with a concrete company in 2025. The start-up launched Karbonite Group Holding BV, with offices in the Netherlands, to facilitate this new phase. Karbonite’s SCM is activated at 750 – 850°C and sequesters CO2 in the activation process, resulting in over 56% lower CO2 emissions than ordinary Portland cement (OPC). Managing director Rajeev Sood told Global Cement that talks are already underway for subsequent expansions into the UAE and India.

Back in the UK, contractor John Sisk & Son has received €597,000 from national innovation agency Innovate UK. John Sisk & Son is testing fellow Ireland-based company Ecocem’s <25% clinker cement technology in concrete for use in its on-going construction of the Wembley Park mixed development in London.

At the same time, Innovate UK granted a further €3.23m to other companies for concrete decarbonisation. Recipients included a calcined clay being developed by Cemcor, an SCM being developed from electric arc furnace byproducts by Cocoon, a geopolymer cement technology being developed by EFC Green Concrete Technology UK and an initiative to develop alternative cement from recycled concrete fines at the Materials Processing Institute in Middlesbrough. Also included was the Skanska Costain Strabag joint venture, which is working on the London stretch of the upcoming HS2 railway. The joint venture, along with partners including cement producer Tarmac and construction chemicals company Sika UK, will test low-kaolinite London clay as a raw material with which to produce calcined clay as a cement substitute in concrete structures in HS2’s rail tunnels.

Middle East

Talks are underway between UK-based calcined clay producer Next Generation SCM and City Cement subsidiary Nizak Mining Company over the possible launch of a joint venture in Riyadh, Saudi Arabia. The joint venture would build a 350,000t/yr reduced-CO2 concrete plant, which would use alternative cement based on Next Generation SCM’s calcined clay.

North America

Texas-based SCM developer Solidia Technologies recently patented its carbonatable calcium silicate-based alternative cement, which sequesters CO2 as it cures.

Meanwhile, C-Crete Technologies made its first commercial pour of its granite-based cement-free concrete in New York, US. C-Crete Technologies says that the product offers cost and performance parity with conventional cement, with net zero CO2 emissions. Its raw material is globally more abundant than the limestone used as a raw material for clinker. Other abundantly available feedstocks successfully deployed within C-Crete Technologies’ repertoire include basalt and zeolite.

Across New York State, in Binghamton, KLAW Industries has succeeded in replacing 20% of concrete’s cement content with its powdered glass-based SCM, Pantheon. KLAW Industries has delivered samples to local municipalities and the New York State Department of Transportation. Its success expands the discussion of possible circular cement ingredients from the industrial sphere into post-consumer resources.

In Calgary, Canada, a novel SCM has drawn attention from one of the major cement incumbents: Germany-based Heidelberg Materials. It invested in local construction and demolition materials (CDM)-based SCM developer EnviCore on 9 October 2024. The companies plan to build a pilot plant at an existing Heidelberg Materials CDM recycling centre.

Conclusion

Alternative cement developers are still finding the words to talk about their products. They may be more than ‘supplementary’ up to the point of entirely supplanting 100% of clinker. Product webpages offer ‘hydraulic binder,’ ‘pozzolan’ and even ‘cement.’ As alternative ‘cements’ are developed, they build on the work of pioneers like Joseph Aspdin and Louis Vicat. Start-ups and their backers are now reaching commercial offerings, on a similar-but-different footing to cement itself. None of these novel materials positions itself as the sole, last-minute ‘super sub’ in the construction sector’s confrontation with climate change. Rather, they are a package of solutions which can combine into a net zero-emissions heavy building materials offering, hopefully before 2050.

Related to this is the need for ‘technology neutral’ standards, as championed this week by the Alliance for Low-Carbon Cement and Concrete (ALCCC), along with 23 other European industry associations, civil society organisations and think tanks. The term may sound new, but the concept is critical to the eventual uptake of alternative cements: standards, the ALCCC says, should be purely performance-based. They ought not attempt to define what technology, for example cement clinker, makes a suitable building material. According to the ALCCC, Europe’s building materials standards are not technology neutral, but instead ‘gatekeep’ market access, to the benefit of conventional cement and the exclusion of ‘proven and scalable low-carbon products.’

At the same time, cement itself is changing. Market research from USD Analytics showed an anticipated 5% composite annual growth rate in blended cement sales between 2024 and 2032, more than doubling throughout the period from US$253bn to US$369bn. If you can’t beat it, blend with it!

 

For a further discussion of alternative cement and binders in Europe, see Global Cement’s interview with ALCCC co-ordinator Joren Verschaeve in the forthcoming November issue of Global Cement Magazine on 17 October 2024.

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C-Crete Technologies’ cement-free concrete poured in Manhattan

14 October 2024

US: C-Crete Technologies has poured its granite-based cement-free concrete in its first construction application at the upcoming JPMorgan Chase headquarters at 270 Park Avenue, Manhattan. Ecology, Environment and Conservation News has reported that the concrete generates no net CO2 emissions by sequestering atmospheric CO2 in its curing process. The concrete conforms to ASTM International standards, with a compressive strength exceeding 5000psi. Other partners on the project included engineering firm Severud Associates Consulting Engineers and construction management firm AECOM Tishman.

C-Crete Technologies president Rouzbeh Savary said "We are thrilled to introduce our new granite-based concrete at such a prestigious and iconic location. The building at 270 Park Avenue is set to become a landmark not only for its architectural grandeur, but also for its sustainable construction practices."

Severud Associates Consulting Engineers senior associate Fortunato Orlando said "The performance of C-Crete for concrete on metal deck, topping slabs, pavements and landscape work, coupled with its eco-friendly attributes, makes it a revolutionary product for the future of the construction industry."

AECOM Tishman chief operating officer John Kovacs said "Just a few years ago, constructing devoid of Portland cement and CO2 emissions would have seemed unimaginable. And yet today, we stand as the world's first, setting new thresholds of what's possible in sustainable construction. We thank all of our partners on this project and look forward to the day when CO2 emission-free construction is not simply an idea or a new innovation, but the industry standard across every build."

Published in Global Cement News
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China starts to include cement sector in emissions trading scheme

18 September 2024

China’s Ministry of Ecology and Environment announced plans last week to add the cement sector to the country’s emissions trading scheme (ETS) by the end of 2024. The ministry has started the consultation process to also add steel and aluminium production to the system. 2024 will be used as a control year for the new industries entering the scheme, an implementation phase will run in 2025 and 2026 and then the quota allocated to companies will start to be reduced from 2027 onwards. Plants that emit 26,000t/yr of CO2 or higher will be included in the ETS.

Clearly this is a big deal for the cement industry worldwide, as China produces around half of the world’s cement. As Ian Riley the CEO of the World Cement Association commented, "The inclusion of cement in the Chinese ETS is a critical and long-awaited step. As we have seen in Europe, a well-implemented carbon ETS can be beneficial by not only curbing emissions but also catalysing industry restructuring that favours the most efficient and lowest-emitting producers. This move signals China’s intent to prioritise sustainability in high-emission sectors…” In 2023, for example, China produced 2.02Bnt of cement compared to a global output of 4.10Bnt. This compares to the 176Mt of cement produced in the European Union (EU) in 2022. The EU, of course, is the home of the world’s second largest ETS.

China’s National ETS originally started in 2021 focusing on the power generation sector. It followed several pilot markets in eight regions, which continue to operate in parallel with the national system. At present the National ETS covers more than 2000 companies with emissions exceeding that 26,000t/yr of CO2 figure mentioned above. These are mostly generation businesses, but it does also cover captive power plants. Overall, the scheme is estimated to cover around 5Bnt/yr of CO2 and accounts for over 40% of the countryʼs CO2 emissions. The current targets are an 18% reduction in carbon emissions per unit of GDP compared to 2020 levels by 2025, peak CO2 emissions by 2030 and net zero emissions by 2060. Following the addition of the cement, steel and aluminium sectors, however, the ETS is estimated to grow to 8Bnt/yr of CO2 and it should account for 60% of the country’s CO2 output.

In April 2024 the average spot price of emissions traded on the Shanghai Environment and Energy Exchange reached €12.7/t of CO2. This was a notable milestone because in the local currency it exceeded the ‘psychological’ 100 Chinese Yuan threshold. Meanwhile, the EU ETS CO2 price started to increase in 2021 finally making it just past Euro100/t of CO2 in early 2023. Since then, it has declined somewhat but remains at €50-75, well above the levels of the 2010s.

In practical terms the real significance of China’s National ETS for the cement sector should begin to be felt once the government starts to tighten up the allocated quotas from 2027 onwards. It is at this point that it will become apparent how the system is being used to drive the pace of decarbonisation. The other part of this to watch is if or when domestic talk turns to setting up a version of the EU’s Carbon Border Adjustment Mechanism (CBAM) to stop imports. It is at this point that one might be able to tell if the ETS has ‘bite.’

The government has not been shy in regulating industry and one of its starkest tools so far in tackling overcapacity has been mandating cement plants to simply stop production for some months of the year through so-called peak shifting. The National ETS gives it another tool to drive policy changes. Yet it is more complicated and with wider implications to other industries than simply telling plants to take a break. How it fits in globally, where there is a significant difference between the ETS price in China and the EU, remains to be seen. Yet, any additional CO2-based burden upon the cement sector in the world’s largest cement producing country is a major step towards decarbonisation.

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Denmark's first CO₂ storage facility set to launch

10 September 2024

Denmark: Denmark's first CO₂ storage facility is now ready to store CO₂ in the North Sea, designed for large-scale CO₂ containment to combat climate change, according to a press release from project leaders INEOS Denmark. The Project Greensand initiative has completed its pilot phase, confirming permanent CO₂ storage in the Nini West reservoir, 1800m below the seabed.

Following the pilot phase's success, the launch of large-scale CO₂ storage is expected by late 2025 or early 2026, with ambitions to store up to 8Mt/yr by 2030. An investigation is also underway to determine the possibility of storing CO₂ underground on land in Denmark, with the company obtaining an exploration licence from the Minister for Climate, Energy and Utilities earlier in 2024 for an area of Jutland in the Gassum reservoir.

Country manager at INEOS Denmark and Commercial Director at INEOS Energy, Mads Gade said “We emphasised that Denmark has moved to the forefront of CCS in the world when we stored the first CO2 in the North Sea. Now we are in the process of investigating how to take the next step, and here we stand on the shoulders of the invaluable experience from Project Greensand's pilot. We are keen to continue this momentum with an ambition that Greensand will be the first CO2 storage facility in operation in the EU, and we are now awaiting the Danish authorities' approval of a permanent storage. This is an important step, because if Denmark takes just 5% of a future CCS market in Europe, it could mean up to 9000 jobs, with an economic potential of US$7.4bn. At the same time, we can support the EU's objectives, because we have all the prerequisites to create a new industry that is part of the solution to the challenges of the climate.”

Published in Global Cement News
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Update on the Central Balkans, August 2024

28 August 2024

The mountainous eastern shore of the Adriatic Sea and its hinterlands in Europe’s Balkan Peninsula have one of the world’s highest densities of countries: six, across a broad equilateral triangle of 212,000km2. All six states – Albania, Bosnia & Herzegovina, Kosovo, Montenegro, North Macedonia and Serbia – are historically characterised by political non-alignment, carrying over from the Cold War period, and all the more notable for the presence of the EU to the north (Croatia, Hungary and Romania) and east (Bulgaria and Greece).

A nine-plant, 9Mt/yr local cement sector serves the 16.8m-strong population of the unconsolidated ‘bloc.’ Albania has 2.8Mt/yr (31%), Serbia 2.7Mt/yr (30%), Bosnia & Herzegovina 1.6Mt/yr (18%), North Macedonia 1.4Mt/yr (15%) and Kosovo 500,000t/yr (6%), while Montenegro has no cement capacity – for now. Altogether, this gives this quarter of South East Europe a capacity per capita of 539kg/yr. The industry consists entirely of companies based outside of the region. Albania’s two plants are Lebanese and Greek-owned (by Seament Holding and Titan Cement Group respectively). Titan Cement Group also controls single-plant Kosovo and North Macedonia, and competes in the Serbian cement industry alongside larger and smaller plants belonging to Switzerland-based Holcim and Ireland-based CRH, respectively. Lastly, Bosnia & Herzegovina’s capacity is shared evenly between Germany-based Heidelberg Materials and Hungary-based Talentis International Construction, with one plant each.

Lafarge Srbija, Holcim's subsidiary in Serbia, announced plans for its second plant in the country, at Ratari in Belgrade, last week. No capacity has yet emerged, but the plant will cost €110m, making something in the region of the country’s existing 0.6 – 1.2Mt/yr plants seem likely. This would give Serbia over a third of total capacity in the Central Balkans and twice the number of plants of any other country there, expanding its per-capita capacity by 22 – 44%, from a regionally low 408kg/yr to 500 – 590kg/yr.

In announcing the upcoming Ratari cement plant, Lafarge Srbija laid emphasis on its sustainability. The plant will use 1Mt/yr of ash from the adjacent Nikola Tesla B thermal power plant as a raw material in its cement production. In this way, it will help to clear the Nikola Tesla B plant’s 1600 hectare ash dumps, from which only 180,000t of ash was harvested in 2023. Circularity has been front and centre of Holcim’s discussions of its growth in Serbia for some time. When Lafarge Srbija acquired aggregates producer Teko Mining Serbia in 2022, the group indicated that the business would play a part in its development of construction and demolition materials (CDM)-based cement and concrete.

Holcim’s Strategy 2025 growth plan entails bolt-on acquisitions in ‘mature markets,’ backed by strategic divestments elsewhere. Other companies have been more explicit about a realignment towards metropolitan markets, above all in North America, at a time when they are also diversifying away from cement and into other materials. Just why a leading producer should look to build cement capacity in Serbia warrants investigation.

Serbia is the only Central Balkan member of Cembureau, the European cement association. In a European market report for 2022, the association attributed to it the continent’s fastest declining cement consumption (jointly with Slovakia), down by 11% year-on-year. Like the rest of Europe, Serbia is also gradually shrinking, its population dwindling by 0.7% year-on-year to 6.62m in 2023, which limits hopes for a longer-term recovery. Serbia remains the largest country in the Central Balkans, with 39% of the total regional population.

Several factors have compounded Serbia’s difficulties as a cement-producing country. Firstly, like the Nikola Tesla B thermal power plant, its kilns run on coal. 50% of this coal originated in Russia and Ukraine in 2021, causing the entire operation to become ‘imperilled’ after the former’s brutal invasion of the latter in February 2022, according to the Serbian Cement Industry Association. In planning terms, this was a case of putting half one’s eggs in two baskets – and dropping them both.

Secondly, Serbia’s choice of export markets is mainly confined to either the EU or global markets via the River Danube, Black Sea and Mediterranean. Either way, it is in competition with a cement exporting giant: Türkiye. Serbia sold €19.7m-worth of cement in the EU in 2023, up by 63% over the three-year period since 2020 – 31% behind Türkiye’s €28.8m (more than double its 2020 figure).1 One other Central Balkan country had a greater reliance on the EU market: Bosnia & Herzegovina. It exported €48.4m-worth of cement there, quadruple its 2020 figure and behind only China (€133m) and the UK (€54.7) in cement exports to the bloc by value.

Bosnia & Herzegovina’s cement industry underwent a different permutation at the start of 2024: an acquisition, replacing one EU-based player with another. Lukavac Cement, which operates the 800,000t/yr Lukavac cement plant in Tuzla, changed hands from Austria-based building materials producer Asamer Baustoffe to Hungary-based property developer Talentis International Construction. Talentis International Construction belongs to one of Hungary’s major family-owned conglomerates, Mészáros Csoport.

Besides Central Europe, Balkan countries have found a ready source of investments in the past decade in China. In construction alone, Chinese investments total €13.2bn in Serbia, €2.4bn in Bosnia & Herzegovina, €915m in Montenegro and €650m in North Macedonia.2 This can be a booster shot to all-important domestic cement markets, but has some risks. Montenegro previously faced bankruptcy after Export-Import Bank of China began to call in an €847m loan for construction of the still upcoming A1 motorway in the country’s Northern Region. This did not put off the Montenegrin government from signing a new memorandum of understanding (MoU) with China-based Shandong Foreign Economic and Technical Cooperation and Shandong Luqiao Group for construction of a new €54m coast road in the Coastal Region in mid-2023.

In Montenegro, UK-based private equity firm Chayton Capital is currently funding a feasibility study for a partly state-owned cement plant and building materials complex at the Pljevlja energy hub in the Northern Region. Along with an upgrade to the existing Pljevlja coal-fired power plant, the project will cost €700m.

In 2026, EU member states will begin to partly tax third-country imports of cement and other products against their specific CO2 emissions, progressing to the implementation of a 100% Carbon Border Adjustment Mechanism (CBAM) by 2034. Montenegro led the Central Balkans’ preparations for the EU’s CBAM roll-out with the introduction of its own emissions trading system in early 2021. Bosnia & Herzegovina will follow its example by 2026, but other countries in the region have struggled to conceive of the arrangement except as part of future EU accession agreements.

Based on the average specific CO2 emissions of cement produced in the EU, the World Bank has forecast that exporters to the bloc will be disadvantaged if their own specific emissions exceed 5.52kg CO2eq/€.3 By contrast, any figure below this ought to offer an increased competitive edge. Albanian cement has average emissions of 4.71kg CO2eq/€, 15% below ‘biting point’ and 13% below Türkiye’s 5.39CO2eq/€. Albania’s government consolidated its anticipated gains by quintupling the coal tax for 2024 to €0.15/kg. The figure is based on the International Monetary Fund’s recommended minimum CO2 emissions tax of €55.80/t, 21% shy of the current EU Emissions Trading Scheme (ETS) credit price of €70.49/t.4

The Central Balkans is a region of apparently slow markets and industry growth regardless – to 11 cement plants, following the completion of current and upcoming projects. A recurrent theme of capital expenditure investments and the way investors talk about them may help to explain this: sustainability. Looking at the mix of technologies in the current nine plants, these include wet kilns and fuels lines built for conventional fossil fuels. This is not to presume that any given plant might not be happy with its existing equipment as is. Nonetheless, the overall picture is of a set of veteran plants with scope to benefit from the kind of investments which all four global cement producers active in the region are already carrying out elsewhere in Europe. Such plans may already be in motion. In late 2023, Titan Cement Group’s North Macedonian subsidiary Cementarnica Usje secured shareholder approval to take two new loans of up to €27m combined.

As the latest news from Serbia showed, taking care of existing plants does not preclude also building new ones. The cement industry of the Central Balkans is finding its position in the new reduced-CO2 global cement trade – one in which old and new work together.

 

References

1. Trend Economy, ‘European Union – Imports and Exports – Articles of cement,’ 28 January 2024, https://trendeconomy.com/data/h2/EuropeanUnion/6810#

2. American Enterprise Institute, 'China Global Investment Tracker,' 3 February 2024 https://www.aei.org/china-global-investment-tracker/

3. World Bank Group, ‘Relative CBAM Exposure Index,’ 15 June 2023, https://www.worldbank.org/en/data/interactive/2023/06/15/relative-cbam-exposure-index

4. Ember, 'Carbon Price Tracker,' 26 August 2024, https://ember-climate.org/data/data-tools/carbon-price-viewer/

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Carbon Limit appoints Gabriel Carrero as Chief Commercial Officer

28 August 2024

US: Gabriel Carrero has taken on the role of Chief Commercial Officer (COO) at Carbon Limit, developer of the CO2-sequestering concrete additive CaptureCrete. Carrero previously served as Senior Vice President, Sales & Marketing at fellow additive developer CarbonCure, and has held directorial roles in multiple companies in the cement and concrete chemicals innovation space, including working as COO of Sysdyne Technologies and NITROcrete and as Global Director, Specialty Construction Chemicals at GCP Applied Technologies. Carrero holds a Mechanical Engineering degree from the Centre Technological University (UNITEC) and an MBA from the University of Carabobo, both in Venezuela.

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UltraTech Cement secures US$500m sustainability-linked loan

27 August 2024

India: UltraTech Cement has obtained a $500m sustainability-linked loan from Sumitomo Mitsui Banking Corporation, State Bank of India, BNP Paribas and other lenders. Capital Market News has reported that the conditions for the loan align with UltraTech's 2050 Net-Zero Roadmap. Under the roadmap, the subsidiary of Aditya Birla Group aims to reduce its Scope 1 CO2 emissions per tonne of cementitious material by 27% between 2017 and 2032, and to raise its reliance on renewables to 85% of its energy consumption by 2030.

UltraTech Cement previously issued sustainability-linked bonds in 2021.

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Aggregate strategies in Europe and the US

31 July 2024

Heidelberg Materials inaugurated a plant near Katowice in Poland this week for separating and sorting demolition concrete. This gives us the chance to catch up with the state of construction and demolition waste (CDW) for the cement and concrete sectors and consider the differences between the strategies of the multinational heavy building materials companies in Europe and the US.

The new CDW recycling unit has a capacity of up to 100t/hr. Heidelberg Materials says that it is the “first company in the industry to introduce high-quality, selective concrete separation at this scale.” The company is using its proprietary ReConcrete process to sort out fractions from the CDW including sand, gravel and, finest of all, recycled concrete paste (RCP). That last one is particularly valuable because it can either be used as an alternative raw material for clinker production by replacing limestone or as a secondary cementitious material. Heidelberg Materials is also promoting the potential use of RCP as a carbon sink over the lifetime of a concrete structure via ‘enforced carbonation.’ The RCP is exposed to raw exhaust gases from cement production allowing it to both mineralise CO2 and act as a clinker substitute. To further explore this option Heidelberg Materials is building an industrial pilot at its Górażdże plant to test the concept with construction expected by the end of 2024.

Both Holcim and Heidelberg Materials have been visibly busy buying up more aggregate recycling companies over the last nine months since Global Cement Weekly last reported on CDW. Holcim acquired Germany-based Mendiger Basalt in January 2024, Switzerland-based Cand-Landi Group and UK-based Land Recovery in June 2024, and Belgium-based Mark Desmedt in July 2024. It also said at the start of the year that it aimed to conclude 15 - 20 new acquisitions in 2024 with a focus on CDW companies in Belgium, France, Germany and the UK. Heidelberg Materials bought UK-based B&A Group in May 2024 and US-based Highway Materials and Aaron Materials in July 2024. Holcim has set itself a target of recycling 12Mt/yr of CDW by 2030 by using its ECOCycle technology. It reported 8.4Mt/yr in 2023 and hopes to reach 10Mt/yr in 2024.

Some of the recycling companies mentioned above are based in the US but the pace of CDW acquisitions have generally been faster in Europe. In the US, meanwhile, the heavy building materials producers have tended to buy more general aggregates companies. Heidelberg Materials announced on 30 July 2024 that it was buying Albany-based Carver Sand & Gravel. This followed the companies mentioned above and Texas-based Victory Rock, also in July 2024. Holcim said in its first half-year results for 2024 that it had ‘executed’ a bolt-on acquisition in the US that would strengthen its aggregate and ready-mixed concrete business. Cemex also revealed a joint-venture agreement with sand and gravel supplier Couch Aggregates and marine bulk product distributor Premier Holdings in July 2024. It said that the move was part of its “ongoing strategy to accelerate growth in the US and expand its aggregates business.” A big recent deal in the sector was the merger of the US-based operations of Summit Materials and Cementos Argos that completed in January 2024. Although at the time we concentrated on the cement-side of the transaction, it also gave the organisation just under 5Bnt of aggregate reserves.

It may be a stretch to call what’s going on here a trend. Yet the large heavy building materials companies do appear to be acting differently in the US and Europe with regards to aggregate companies and CDW recyclers. The main drivers here are the strength of the US market and the stricter environmental legislation in Europe. Higher population density in Europe compared to the US may also be playing a part in the differences in speed of adoption between the two markets. The ongoing Holcim spinoff demonstrates the differences between the two market regions in bold terms. In short, the company has decided to split itself in two in order to meet the different needs of each market. As for CDW, the trickle of acquisitions keep coming and momentum is steadily building.

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Tom Murphy appointed as Carbon Capture Utilisation and Storage (CCUS) Project Manager at Aggregate Industries’ Cauldon Cement Plant

31 July 2024

UK: Aggregate Industries has appointed Tom Murphy as Carbon Capture Utilisation and Storage (CCUS) Project Manager at the Cauldon Cement Plant in Staffordshire. He will play a leading role in managing the introduction of a carbon capture unit at the site.

Murphy joins the subsidiary of Holcim from Tata Chemical Europe where he was the Plant Manager for a first-of-a-kind post combustion carbon capture plant. Prior to that, he worked as an Energy Chemical Engineer for Tata and as a Research Engineer for the Materials Processing Institute. He holds an undergraduate degree in chemical engineering from the University of Manchester.

The CCUS project at the Cauldon Cement Plant is part of the wider Peak Cluster partnership, which was formed by cement and lime producers around the Derbyshire Peak District region and aims to cut collective annual carbon emissions by 3Mt/yr by 2030. More than 0.6t/yr is targeted to be cut at Cauldon. The project is being led by Progressive Energy. It aims to capture and transport CO2 emissions from Cauldon and other partner plants before sequestering them beneath the eastern Irish Sea in one of the storage options which the project has access to, including the Liverpool Bay CCS or the Morecambe Net Zero project.

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China Energy Engineering’s carbon capture technology passes tests

31 July 2024

China: China Energy Engineering (CEEC) has announced the completion of reliability testing for ‘CarbonBox’, Asia's ‘largest direct air capture device by capacity’, according to the company. Developed jointly by a CEEC subsidiary and Shanghai Jiao Tong University, CarbonBox can reportedly capture over 600t/yr of CO₂. This technology will help to contribute to the production of green methanol and aviation fuel. The device aims to reduce the traditionally high energy consumption and costs associated with direct air capture devices.

A recent report by the Administrative Centre for China’s Agenda 21 and two other institutes revealed that China is advancing in CCUS deployment, with nearly 100 planned and operational projects.

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