Cement News tagged under: Raw Materials
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UltraTech Cement preferred bidder for Karnataka limestone13 April 2022, Published under Cement NewsUltraTech Cement (owned by Aditya Birla Group ) has emerged as the preferred bidder in the e-auction for the Diggaon Limestock Block. "The company participated in the e-auction of Diggaon Limestone Block conducted by the Government of Karnataka and has been declared as the preferred bidder," the company said in a regulatory filing. The block is situated in Chittapur township in the Kalburgi district of Karnataka, India. It is adjacent to UltraTech Cement’s Rajashree cement plant. The bl... |
INSEE Cement signs MoU with Hambantota Port29 November 2021, Published under Cement NewsHambantota International Port Group (HIPG) recently signed an agreement with INSEE Cement to ensure the efficient transfer of raw materials to the Galle cement plant, Sri Lanka, via the Hambantota Port. The agreement was signed between INSEE Cement CEO, Gustavo Navarro, and HIPG CEO, Johnson Liu, at a ceremony held at the Hambantota Maritime Centre. Mr Navarro said: "Due to the limitations we have experienced in our previous operations, we couldn’t bring bigger vessels with larger ... |
Limestone specifications23 November 2021, Published under Cement NewsWhen asked to review the suitability of limestone deposits for cement manufacture, Dr Michael Clark makes a range of important assessments such as what other materials would need to be added to produce a clinker with the required mineral content. The lime content of a limestone deposit is one assessment that needs to be made during an evaluation This author has been asked twice during the pandemic to review data on limestone deposits and their suitability for cement manufacture.... |
INC restarts clinker production22 November 2021, Published under Cement NewsFollowing three days of stoppage to change one of the raw mill motors, Paraguay’s Industria Nacional de Cemento (INC) has resumed clinker production, said Ernesto Benítez, president of INC. "Regarding the production of clinker and cement we are recovering the levels. Last night we started operating again, after several days we had to suspend. The quality is good as well as the amount. We are achieving the market numbers well," he said. He expects to produce 40,000-50,000 bags/day. "We are a... |
Effects of recirculation cells in cement kilns31 August 2021, Published under Cement NewsAs the raw material passes through the cement production process, recirculation cells are created. Due to the heterogenous nature of the fine materials, the composition in each cell is not uniform and as such, recirculation cells can impact on the final product. Figure 1: example of the relationship of hotmeal LSF to clinker LSF The manufacture of Portland cement clinker is necessarily concerned with the handling of very fine grains or dusts at various stages of production. Firs... |
Retznei’s alternative transport19 August 2021, Published under Cement NewsFor economical and sustainable operations, Lafarge Zementwerke GmbH’s Retznei plant in Austria relies on alternative fuels and raw materials to ignite the new calciner. To transport, store and dose kiln-ready material efficiently, the cement producer awarded BEUMER Group a contract to develop an individual single-source solution, at the core of which is a U-shaped conveyor. By BEUMER Group, Germany. Lafarge Zementwerke’s Retznei plant, Austria, relies on BEUMER’s single-source solu... |
Vicat’s SeRaMCo contribution27 April 2021, Published under Cement NewsFrance-based multinational Vicat group has been contributing to the European SeRaMCo (Secondary Raw Materials for Concrete Precast Products) project, aimed at reducing the carbon footprint of the construction sector by finding beneficial uses for inert waste from demolition sites. The company has been undertaking industrial trials to incorporate fines derived from demolition concrete as a raw material for cement production – an initiative that forms one aspect of Vicat’s circular economy dri... |
NIR online analysis for finish mill applications22 February 2021, Published under Cement NewsNuh Çimento’s SpectraFlow near-infrared online analyser improves quality control at the Hereke cement plant in Turkey While near-infrared (NIR) analysis is an established technology for the analysis of raw materials and raw meal in the cement plant, it is now being used as an online analysis system for SO 3 and clinker phases at Nuh Çimento’s finish mill in Hereke, Turkey. By Ismail Dogan and Orhan Karadeniz, Nuh Çimento, Turkey, and Petra Mühlen, SpectraFlow Analytics Ltd, Swi... |
GE Renewable Energy and Veolia sign turbine blade recycle agreement21 December 2020, Published under Cement NewsGE Renewable Energy has signed a multi-year agreement with Veolia North America (VNA) to recycle blades removed from its US-based onshore wind turbines during upgrades and repowering efforts. Through this agreement, GE plans to recycle the majority of blades that are replaced during repowering efforts. Veolia will process the blades for use as a raw material for cement, utilising a cement kiln co-processing technology. VNA has a successful history of supplying repurposed engineered material... |
Veolia signs contract to co-process wind turbine blades09 December 2020, Published under Cement NewsGE Renewable Energy has signed a multi-year agreement with Veolia North America (VNA) to recycle blades removed from its US-based onshore wind turbines during upgrades and repowering efforts. VNA is expected to process the blades for use as a raw material and fuel for cement production. Similar recycling processes in Europe have been proven to be effective at a commercial scale. As a part of the agreement, the blades will be shredded at VNA’s processing facility in Missouri and then used... |