Cement News tagged under: VRM

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Loesche to supply VRM for Vicem

01 March 2018, Published under Cement News

Loesche has won a contract from Vicem Hoang Thach Cement Co to supply a VRM for its plant in Hai Duong, Vietnam. The LM 59.3+3 CS mill has a transmission power of 6200kW and can grind 250tph of OPC to a fineness of 3600 Blaine. The machine is particularly sustainable, resource-friendly and energy-efficient, matching the cement manufacturer’s goal of making the key industry of the country's raw materials sector more environmentally friendly. Along with facilities for handling raw material,...

Vertical roller mill optimisation

05 April 2017, Published under Cement News

One of the new topics covered in the Technical Workshop at the Cemtech conference and exhibition in Dubai was the optimisation of vertical roller mills (VRMs). Here Dr Clark considers the grinding action of the VRM and the importance of dam ring adjustment and gas flow through the mill. B y Dr Michael Clark, UK. Vertical roller mills provide state-of-the-art grinding for a range of materials in the cement industry Vertical roller mills (VRMs) have become the equipment of...

Georgia: Gebr Pfeiffer mill for Heidelberg's Kaspi plant

10 January 2017, Published under Cement News

Gebr Pfeiffer has received an order from HeidelbergCement for a vertical roller mill, which is due to be set up in its new 3000tpd kiln line at the group’s Kaspi plant in Georgia. The mill will be type MPS 4000B, equipped with an SLS 3750B classifier, and has been designed for a capacity of 270tph raw meal. The mill is to be delivered with an enlarged housing to allow raw material with moisture levels of up to 10 per cent to be dried almost exclusively with available preheater gases. C...

From coal to petcoke grinding

24 August 2016, Published under Cement News

When ACC decided to replace coal with petcoke as the main fuel for its kilns at the Gagal works, the vertical E-mills required a high power input as they ran for extended periods. To reduce grinding time and hence save power expenditure, the cement producer called upon Walchandnagar Industries Ltd to design, engineer, manufacture, supply and install a vertical roller mill for petcoke grinding. By L N Kshirsagar, Walchandnagar Industries Ltd and Rajeev Shrivastava, ACC Ltd, India. Walc...

Bangladesh: FLSmidth supplies world’s largest VRM

19 August 2016, Published under Cement News

FLSmidth has signed a contract with Bangladesh company, Shah Cement Industries Ltd, for the supply of an FLSmidth OK TM 62-6 vertical mill to its Mukhtarpur plant, Munshiganj, Bangladesh. Scope of supply will include the main equipment, process and layout engineering, civil engineering and site advisory. Product companies will also participate in the deal, with FLSmidth MAAG Gear installing a MAAG ® MAX Drive at the plant and FLSmidth Automation contributing to the full systems scope of...

Colombia: Cementos San Marcos orders second Loesche mill

19 August 2016, Published under Cement News

One of Colombia’s most recent additions to its cement production base, Cementos San Marcos, has ordered its second Loesche mill for its plant located in Yumbo, some 20km north of Cali. The mill of choice is the Loesche mill Type LM 35.2+2, a sole VRM to be used for coal grinding at the cement plant. The classifier and plant ducting equipment will be included in the contract. The location of Cementos San Marcos’ works allows the company to benefit from a closer connection to regional build...

Bolivia: motor for mill 4000m above sea level

18 August 2016, Published under Cement News

German company Menzel Elektromotoren has delivered two motors to a cement plant in Bolivia for a cement mill and a classifier. The mill in question is not only Bolivia’s first VRM, but at 4000m above sea level it is also the highest installed elevation of an OK mill in the entire Americas. Due to the mill’s location, particular technical attention had to be paid to the durability of the motors. Menzel modified its standard motors further so they would be able to withstand special operatin...

Brazil gives OK to VRM

20 June 2016, Published under Cement News

Brazilian cement producers, like many others in the sector, have continually sought to improve their operations and advance their output by achieving higher grinding capacities, improved efficiencies, increased clinker substitution and finer product residues. Vertical roller mill technology has played a key part in this development. By Jared Weston, FLSmidth Inc, USA. Recent 36-4 OK TM cement mill installation in Brazil The Brazilian cement industry is a frontrunner in terms of...