Displaying items by tag: Mill

Russia: Sibtsem Holding Company subsidiary Timlyuy Cement has announced the completion of essential upkeep on raw material mills five and ten at its Timlyuy Cement plant. Improvements included the replacement of exhausted plate feeders with bucket feeders for accurate dosing, “improving the quality of the finished product while lowering cost,” according to Timlyuy Cement process control chief expert Vladislav Zarubin. A new conveyor belt with an electric drive, strain gauges and control system was also included under the US$57,500 upgrades.

Timlyuy Cement says that per unit productivity has increased by 37% to 55t/hr from 41t/hr. Managing director Vladimir Klichko said, “For the Timlyuy Cement plant, improving the reliability of process equipment is traditionally one of the primary tasks. The modernisation of raw materials grinding, performed at the proper level, is the key to stable and efficient operation of the enterprise - a guarantee that even at the peak of the construction season, consumers will receive high-quality products on time, and in the right amount.”

Germany/Vietnam: Loesche says that it has dispatched two LM 53.3+3 CS vertical roller mills from its plant in North Rhine-Westphalia for a new line at Thanh Thang Group Cement’s integrated Bong Lang cement plant. The mills have a combined capacity of 180t/hr and grind clinker to a fineness of 4000 Blaine. The new line, installed by Sinoma-NCDRI, will be commissioned in late-2021. Loesche will also supply two cellular wheel feeders, metal detectors and sealing air blowers.

US: CalPortland has awarded a supply contract to FLSmidth for a new raw mill at its integrated Mojave plant in California. The scope of supply includes engineering, equipment and installation of a new OK 48-4 Raw Mill with a Condition Monitoring System and an ECS/ProcessExpert system. The mill is scheduled to be in operation in late 2021. No value for the current order has been disclosed.

“The new OK Raw Mill from FLSmidth will increase reliability and efficiency at our Mojave plant," said Bruce E Shafer, Senior Vice President for Cement Operations at CalPortland. It follows the purchase of a FLSmidth OK Cement Mill at the same plant in 2004. FLSmidth added that as both OK mills at the plant will share the same gearbox design, the unit will be able to streamline maintenance and manage inventory costs by sharing the one spare FLSmidth MAAG WPU-200 assembly.

Uzbekistan: Eurocement subsidiary Akhangarantsement has reported the successful installation of rotary kiln housing at its upcoming 3.0Mt/yr integrated Akhangarantsement plant. The Uzbekistan Daily newspaper has reported that workers completed internal and external welding on the kiln body, while work on jaw and hammer crushers for the raw materials and clinker grinding plants is ongoing. The project is on schedule for completion in mid-2020.

Germany: Currax and Siemens have announced their collaboration on a mill operations digitisation pilot project involving the Simotics Connect 400 motor data collector and transmitter. They hope that analysis of data processed via the Simotics 400 will better enable the remote operating of mills ‘to increase efficiency and component life’ and speeding the shift towards automation and production that is resilient to crises such as the coronavirus outbreak.

US: Curt Snyder, owner of Lancaster Products, has acquired cement grinding technology supplier Bradley Pulverizer. Snyder said, “Bradley Pulverizer’s line of pulverisers and mill classifiers complement Lancaster Products’ mixing, granulating and crushing capabilities,” to provide complete solutions and services to the cement industry.

India: Gebr. Pfeiffer has announced that it has received an order for one MVR 6000 C-6 roller mill for Chettinad Cement Corp. Pvt. Ltd.’s upcoming 2.0Mt/yr Vishakapatnam granulated blast-furnace slag (GBFS) and slag cement
Grinding plant in Andhra Pradesh. Gebr. Pfeiffer said the mill will grind slag and cement to a fineness of between 3000 and 3800 blaine at a rate of between 235t/hr and 340t/hr. It says the mill improves plant availability by the active redundancy of the grinding rollers, enabling mill operation with reduced rollers in the event of maintenance work or a malfunction.

Egypt: Germany-based HeidelbergCement subsidiary Egyptian Tourah Portland Cement has said that it will accept offers for some items proposed for sale under auction of equipment from its decommissioned 1.0Mt/yr Tourah plant in Tura near Cairo, from which it expects to raise a total of Euro1.71m. The company said it had received ‘several bids.’ It stopped production in June 2019 due to its inability to cover costs.

India: Germany’s Gebr. Pfeiffer has won a supply contract with UltraTech for one MVR 6000 C-6. The mill can grind up to 370t/hr of mixed cements or 225t/hr of granulated blast furnace slag (GBFS). Gebr. Pfeiffer has stated that it is the 17th mill of its type in India. The company will assist its subsidiary Gebr. Pfeiffer (India) Pvt. Ltd. in commissioning the mill in early 2021.

Mexico: France’s Fives has issued an update on the two raw meal grinding plants it is supplying to Cruz Azul’s Hidalgo and Oaxaca Lagunas cement plants.

Construction work at the Oaxaca Lagunas plant started in August 2018. Mechanical erection of the raw materials feeding workshop and the FCB Horomill grinding circuit started in July 2019. Electrical installation is currently under progress. The raw meal grinding workshop is scheduled to be operational by the end of March 2020.

Construction work at the Hidalgo plant started in December 2018. Mechanical erection started at the end of August 2019, electrical erection works will start in December 2019. First raw meal date is scheduled by the end of May 2020.

Both orders were finalised in November 2017. The Hidalgo plant ordered a 280t/hr grinding unit and the Oaxaca Lagunas plant has ordered a 300t/hr grinding unit. Each raw grinding plant features an FCB Horomill 4000mm grinding mill, a FCB TSV Classifier 6500 mm and a FCB Aerodecantor.