Cement News tagged under: clinker

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Changing colour

30 November 2021, Published under Cement News

Brown or yellow colours in the clinker core are indicative of unfavourable burning conditions such as reducing conditions in the kiln, according to specialists. At Tehran Cement Co, researchers have carried out a laboratory study into the effect of colour changes in the clinker core on the technical characteristics of cement. By Ali Akbar Kafash Bazari, Tehran Cement R&D Center, Iran, and Mohsen Tadayon, Iran Concrete Association, Iran. Figure 1: microscopic image of clinker with redu...

Limestone specifications

23 November 2021, Published under Cement News

When 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....

Tanga port receives large clinker consignment

23 November 2021, Published under Cement News

Tanzania’s Tanga port has received a consignment of 50,000t of clinker from Saudi Arabia, which is reportedly on transit to Prime Cement in Rwanda. Tanga Regional Commissioner, Adam Malima, said: "The government investment in expanding the port has started bearing fruits because the port can now host large vessels, something which was not possible before the expansion," he said. "I call on the Prime Cement Ltd to hold a meeting with Tanzanians haulers and other transport logistics firm...

INC restarts clinker production

22 November 2021, Published under Cement News

Following 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...

Higher freight costs and port congestion send clinker price up in Côte d’Ivoire

13 October 2021, Published under Cement News

In addition to the COVID-19 pandemic, the cement industry in Côte d’Ivoire has also faced unprecedented increases in the prices of sea freight, which has sent the price of clinker in the international market up by 80 per cent, according to Rachid Yousry, CEO of LafargeHolcim Côte d’Ivoire. Clinker has also become more expensive as a result of additional clinker storage costs due to congestion in the Autonomous Port of Abidjan. Unloading can take 25-30 days. To date the cement producer has...

1H cement sales fall 10% in Gabon

12 October 2021, Published under Cement News

Gabon’s cement market contracted by 10.1 per cent to 197,246t in the 1H21 from 219,386t in the equivalent period of 2020, according to data by the country’s Ministry of Economy. In the first quarter of 2021 sales reached 102,823t but a drop to 94,423t was reported for the 2Q21. However, domestic cement production saw a 3.6 per cent uptick to 225,748t in the 1H21 from 217,981t in the 1H20. Output in the 1Q21 was 113,210t while in the 2Q21 cement plants produced 112,538t. Clinker imports de...

Clinker shortage result in surge in Mozambique prices

17 September 2021, Published under Cement News

Due to a shortage in clinker supply, prices of cement in Cabo Delgado, Mozambique, have surged. Retail prices of cement are now priced at MZM700-800/50kg, up from MZM500-520/bag. The lack of clinker is caused by challenges in maritime navigation, which has impacted clinker imports in Cabo Delgado and northern Mozambique, according to Club of Mozambique. The clinker shortage has led to the 30-day closure of Fabrica de Cimentos de Cabo Delgado’s 0.25Mta grinding plant in Metuge district, w...

Four Kenyan producers opposed to review on clinker imports

06 April 2021, Published under Cement News

Four Kenyan cement manufacturers have requested for an urgent meeting with the national treasury over a proposal to review the Common External Tariff (CET) on imported clinker. The Kenya Association of Manufacturers (KAM) has proposed that CET on imported clinker be reviewed from the current 10 to 25 per cent on imported clinker or a complete ban of importation to protect local manufacturers. KAM argues that the move will promote the manufacturing sector and create jobs. However, Bambu...

Ghana reports cement price increase

09 March 2021, Published under Cement News

Ghana has reported a small rise in cement prices due to an increase in the cost of imported clinker in recent days. A bag of cement which was earlier sold for GHS38 (US$6.62) is now being sold for GHS41, according to GhanaWeb. "There has been a price hike because of certain challenges which industry players are facing while importing the major raw material called clinker which is used to produce cement. We don’t have it here and it is a very small quantity that we are able to get locally,"...

Annaba port exports 300,000t clinker in 2020

28 December 2020, Published under Cement News

The port of Annaba in Algeria has exported 300,000t of clinker to several African countries since the start of 2020. Furthermore, by improving port services and supporting exporters through a modern logistics service, the port plans to increase the volume of clinker exports in 2021. The port company plans to build covered spaces for the storage of export clinker and acquire modern loading and unloading equipment with a capacity of 1800tph. Exporters plan to export around 900,000t of cl...