Padeswood Cement Kiln

Padeswood Cement Kiln is located in Mold, North Wales, and is owned by Heidelberg Materials.

The primary raw materials are Carboniferous Limestone from Cefn Mawr Quarry, with coal measure shale and colliery waste from the Llay Main colliery tip, moving to Bersham Colliery in the future.

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Site Details

Parent Heidelberg Group
Company Heidelberg Materials
Licence Holder Castle Cement Limited
Permit No BL1096IB
Site Name Padeswood
Total Production 0.82

'Total Production' is indicative total of Clinker and Cement

Background

WikiWaste has used the website Cement Plants and Kilns in Britain and Ireland[1] extensively for the histoical reference material for each individual cement kiln page.

Padeswood started manufacturing clinker in 1949 and up to 2015 had produced 31 million tonnes of clinker through 4 rotary kilns over this period.

The process at the site is an air-separated precalciner kiln, supplied by FLS (FLSmidth) which allows for the burning of alternative fuels[2].

In 2023 it was announced that the site would be the first carbon capture facility in the UK[3] with the final investment decision made in September 2025.

Ownership

  • 1949 to 1968 Tunnel Portland Cement Co. Ltd
  • 1968 to 1986 Tunnel Cement Ltd
  • 1986 to 2009 Castle Cement Ltd (Rio Tino Zinc (RTZ) to 1989, Scancem to 1999, HeidlebergCement to 2009)
  • 2009 to 2023 Hanson Cement UK (owned by HeidelbergCement)
  • 2023 to Present Heidelberg Materials UK (new brand aligned with parent company)

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References:

  1. Cement Plants and Kilns in UK. The detail on this reference website is extensive and as WikiWaste is focused upon the UK waste and resource market, only the key plant highlights are captured from this website (and company websites accordingly) to provide background and context.
  2. Heidelberg Materials Website
  3. Heidelberg Materials Website