cambridgeelectriccement.com

What It Is

Cambridge Electric Cement (CEC) is a sustainable cement startup based in Cambridge, UK. Founded in 2022, it originated from research related to the Department of Engineering at the University of Cambridge. It is not a typical building-materials e-commerce platform or construction service provider, but a low-carbon materials technology company serving the cement, steel, and construction supply chains. Its goal is to address the long-standing challenge of carbon emissions from cement clinker production.

Core Functionality

CEC’s core innovation is to crush and separate concrete waste from demolished buildings, extract the recovered cement paste (RCP), and use it to replace lime flux in electric arc furnaces for steel recycling. During the electric arc furnace steelmaking process, the RCP is reactivated and forms slag. After rapid cooling and grinding, it can produce a material with a chemical composition close to that of conventional cement clinker. According to the official website, its target product can directly replace today’s Portland cement CEM I, enabling the co-recycling of steel and cement without disrupting steel production.

Pricing and Commercialization

The official website does not disclose product pricing, purchasing thresholds, or contract models. The current focus is the Cement 2 Zero industrial demonstration project. Funded by Innovate UK with a total scale of around £6.5 million, the project aims to produce 100 tonnes of the world’s first “electric cement” and validate its use in real UK construction projects. CEC has also disclosed £2.25 million in seed funding to advance industrialization at CELSA UK’s electric arc furnace facility.

Pros and Cons

The main advantage is that the technology directly targets the highest-emission core stage of cement production while making use of existing steel electric arc furnace infrastructure, which in theory makes it easier to scale than building dedicated new low-carbon cement production lines. It also turns construction waste into a high-value raw material, giving it strong circular-economy credentials. The downside is that it is still at around TRL 7, in the industrial demonstration stage, and has not yet proven its ability to supply at large scale, with stable quality and low cost. Structural building applications will also require certification, regulatory alignment, and long-term performance data.

Who It’s For

It is best suited for cement groups, steel recycling companies, construction contractors, infrastructure owners, green building-materials investors, and government demonstration projects. Ordinary consumers cannot buy it directly, and it is not suitable as a general building-materials procurement website.

Access from China

The website is in English and can usually be accessed directly from mainland China. Since its focus is on UK industrial partnerships and demonstration projects, Chinese users are mainly suited to using it for technical research, partnership inquiries, or studying trends in low-carbon building materials.