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Grinding Mills for Ores and Minerals

Karin Boeker-Mahr,
Hansaallee 243,
D-40549 Düsseldorf,

LOESCHE has more than 100 years of experience in the comminution of cement, raw material, clinker, coal, slag and minerals and its vertical roller mills form the core of many plants used for the dry-grinding process of these materials.

Thanks to its grinding plants with throughputs of 2t/h to 1,000t/h for the cement industry and self-inert, central coal-grinding plants for hard and brown coal power stations, LOESCHE is the global market leader for vertical roller mills and turnkey grinding mills.

Mills for ores and minerals

Loesche grinding technology is a dry milling process which offers significant advantages over conventional crushing and grinding technologies in ore beneficiation. Advantages include:

  • Low specific energy consumption
  • Steep product particle size curve
  • Reduced product overgrinding
  • In-bed comminution
  • Selective comminution
  • Higher degree of liberation of the valuable minerals
  • Combining of the crushing and grinding process stages
  • Rapid response to changes in the feed composition
  • Optimisation of throughput through online monitoring
  • The grinding product has a positive effect on the downstream processes
  • Compact design

Mine grinding technology

Loesche grinding technology is particularly suitable for users:

Cross section of the Loesche mill.
Grinding principle of Loesche mills
Loesche mill (LM 69.6) suring assembly.
The innovative solution to reducing fuel costs: LOESCHE CGPmobile.
With the OGPmobile, the effectiveness of LOESCHE’s grinding technology and its influence on the total material flow of the existing processing plant may be tested on site.
LOESCHE's special series of industrial mineral mills meet the industry's specific needs, offer short delivery periods, and significantly reduce assembly on site.
The dry milling of ore in LOESCHE vertical roller mills has shown significant process advantages, as well as economic and ecological benefits.
Cost-effective and flexible, LOESCHE's new Compact Cement Grinding (CCG) plant b rings new opportunities for your cement production business.
The high-efficiency classifier can be used on LOESCHE vertical roller mills and also for all air swept grinding mills. The classifier is designed for central or without central material feed and can be used for all materials to be ground.
  • Who aim to increase their recovery of respective ores and minerals by applying the Loesche grinding technology
  • Who must reduce their operating costs
  • Who are dependent on a limited or expensive energy supply
  • Who operate or are planning ore processing in arid regions
  • Who operate obsolete or inefficient grinding systems
  • Whose processing plants no longer comply with the ecological requirements
  • whose space requirement for the building of complete plants or modernisation of plant parts is

Dry Grinding Plants

Loesche mills are supplied today for a multitude of applications. They are adapted to the comminution requirements of the respective material involved.

Grinding Terminals Loesche CCG Plant

The extensively proven Loesche VRM is also the core of the new Compact Cement Grinding plant (CCG). Loesche's CCG provides its technological features in a most compact form, making them available in small but growing markets and remote areas with a demand for locally produced cement.

Spare Parts

Getting first-class spare parts to you on time is of strategic importance. That is why the supply of spare parts has top priority at LOESCHE. This applies not only to their procurement, but also to their transport and installation. Our Spare Parts team will be glad to assist you with mapping out a strategy for your specific requirements.

Technical Field Services

Our international team of installation supervisors ensures the installation of your LOESCHE mill in due time and according to the latest international quality standards.

Thermal Applications

At the beginning of the 1960s, Loesche built the first combustion chamber with no refractory lining. This signaled the start of a success story.

Molo Graphite Project, Toliara

Located in the Fotadrevo village of Toliara province, Madagascar, the Molo graphite project is a superior-quality SuperFlake® graphite deposit, which is capable of achieving near battery-grade purity of 98% with simple flotation.

Grinding Coal in Colombia with LOESCHE Mill

Having purchased the LOESCHE state-of-the art vertical roller mill for the grinding of cement, Cementos San Marcos decided to supply another VRM for the grinding of coal. Up to date, the LOESCHE Mill type LM 35.2+2 is the sole vertical roller mill in this plant for cement grinding.

18 August 2016

Slag Grinding in Bangladesh with LOESCHE Mill

The customer, MI Cement Factory, based in Dhaka, Bangladesh, has awarded the contract for the Munshigonj cement plant to LOESCHE GmbH, the market leader in cement grinding.

13 June 2016

The Adana Cement Works Do Not Only Grind Slag But Now Also Cement Raw Material Using a LOESCHE Vertical Roller Mill

The OYAK Group is one of the largest Turkish groups of companies. This group currently comprises approximately 55 companies from the industrial as well as the financial and service sectors, with a total of 28,000 employees. With their products, sales, exports and taxes paid, the group companies create a sustained and increasing added value for the economy in Turkey and at their other international locations.

20 April 2016

LOESCHE Delivers First Mobile Grinding Plant

Clariant Germany approached LOESCHE Düsseldorf with an exceptional request; it needed a vertical roller mill for grinding bentonite for its facility in Balikesir, Turkey. All components of the grinding system must be mobile since a future relocation is planned for the facility.

10 March 2016

New Customer Entrusts First Project to Leader in Cement Grinding

Our customer, Yoo Gyeong, awarded its first contract for its KyungNam terminal to LOESCHE GmbH, the market leader in cement grinding. To grind the granulated blast furnace slag, the customer will use an LM 41.2+2 CS type LOESCHE mill with a capacity of 90t/h at 4,500Blaine as a reliable unit. The gearbox of this mill has a power output of 2,800kW.

24 February 2016

LOESCHE Pre-Owned Refurbished Mills

The Loesche GmbH has sold six coal mills for grinding coal in a power plant in Belgium, which were first commissioned in 1984.

5 January 2016

New Kiln Line in Turkey Being Fully Fitted with LOESCHE Grinding Technology

A new kiln line is being developed in the Batisöke, Söke Cimento Sanayii TAS cement plant in Turkey. Due to their experience with a project carried out almost 25 years, ago and the technology supplied by LOESCHE at the time, the customer Batisöke, Söke Cimento Sanayii TAS has decided to collaborate with LOESCHE again in this project.

16 December 2015

LOESCHE Technology for cement plant in Angola

Sinoma International ordered LOESCHE's complete grinding series for the cement plant of Nova Cimangola SA in Luanda, Angola. These will be the first LOESCHE vertical roller mills in Angola.

12 November 2015

New Order for LOESCHE Cement Mill Including COPE Gearbox

Cementos Moctezuma, Mexico has commissioned LOESCHE for the delivery of a LM 53.3+3 C cement mill, including COPE gearbox, and has chosen the latest state-of-the-art technology for their cement works in Apazapan, Mexico.

25 June 2015

LOESCHE Hands Over the World’s Largest Slag Mill

As a technological pioneer, LOESCHE is following on from the success of the largest coal mill LM 43.4 in India and the world's largest raw meal mill LM 69.6 in Nigeria. This latest triumph involves the largest slag mill in the world, which already produces 255t an hour blast-furnace slag meal in Taiyuan, northern China.

22 July 2014

LOESCHE ThermoProzess Heading Stronger into the Future

Küppersbusch Wärmetechnik has been an integral element of Loesche ThermoProzess GmbH (LTP) since the complete takeover two years ago. By successfully integrating the traditional company, Loesche ThermoProzess has strengthened and consolidated its expertise and positioning as one of the leading enterprises for thermal process engineering and burners.

14 July 2014

Coal Grinding Plant for a Nickel Production Facility at New Caledonia

Last year Loesche Latinoamericana SAU signed a contract that Societe Le Nickel (SLN) integrated into ERAMET group. This contract considers the design and delivery of a new coal grinding plant to be installed in the nickel production plant already operating in Nouméa, New Caledonia.

24 April 2014

LOESCHE Wins First PCI Mill Order in India

With over 25 years experience in manufacturing coal-grinding mills and LOMA®-Heaters for pulverised coal injection (PCI) units at steel plants, LOESCHE has now supplied more than 60 mills for this specialised application world-wide.

28 January 2014

Clean Water for Lutarupara-Molliktola

In 2011 Loesche donated to a project of Charity: Water an organisation that initiates world wide projects for clean water. After 1,5 years of planning and building the community of Lutarupara-Molliktola in the Char region of Bangladesh received a tubewell and has now access to clean water and sanitation.

8 October 2013

Loesche Invited to a Coal Seminar in Cairo

Together with A TEC / GRECO, Loesche invited the interested clients in the region to participate in a seminar on coal grinding in Cairo on 19th March 2013.

24 April 2013

Loesche wins order for Slag Grinding in Germany

In November 2012, Loesche won a contract from the German cement company Spenner Zement for the supply and construction of one complete slag grinding plant with the Loesche mill type LM 46.2+2.

1 February 2013

Loesche is Successfully Recertified

Once again, Loesche has been successfully certified according to ISO 9001. Loesche, with their headquarters in Duesseldorf, develop and produce turn-key machinery and plant engineering and are specialised in dry grinding plants for the cement, power and steel industry as well as for the mineral processing and chemical industries.

28 November 2012

New Sales Director at Loesche

On 1st November 2012, Michael Nisch will start at Loesche ThermoProzess GmbH (LTP) in Gelsenkirchen as sales director for Thermo Process Technology and member of the management team.

16 November 2012

Two Slag Mills in Daqiuzhuang From Loesche

After several round competitions against other global bidders, the final decision that placing an order for two sets of LM 4600 CS 2 slag mill from Loesche China by Loesche Mills (Shanghai) Co. Ltd. has shown strong confidence in cooperation with Loesche Technology.

16 July 2012

Loesche Implement 120t per Hour Coal Mill in Great Britain

In November 2011 Loesche, the leading supplier of the world's largest vertical roller grinding mills, obtained a contract for the first ever four-roller coal mill for the injection of pulverised coal into a blast furnace.

2 May 2012

Loesche Celebrates Landmark

In January 2011, Loesche Energy Systems (LES) celebrated its fifth birthday. Founded in January 2006, LES handles Loesche business for the worldwide fuel-grinding markets for power generation.

28 September 2011

Loesche India Proves a Big Success

Loesche India (LOI) was incorporated in the year 1995. Since then, LOI is engaged and fully equipped to handle supply of Dry Vertical grinding plants for Cement, Steel, Mineral and Power Generation industries.

28 September 2011

Loesche to Supply Mills for Jaiprakash Associates Project

M/s Jaiprakash Associates is putting up a brown field integrated unit (IU) at Shahabad, Karnataka. For this project Jaiprakash Associates has placed an order with Loesche for following mills: 1 No. LM 60.6 for raw grinding with designed capacity of 450 tph @ 15% R on 90

4 August 2011

Loesche Receive Third Order for Copper Matte Mill

In May 2011 Loesche was awarded the third order of Copper Matte mill-LM31.3 in Fangchenggang City, P.R. China, following the YangGu Copper Matte project in September 2009 and Tongling Copper Matte project in July 2010. Up to now, Loesche has successfully won all the Copper Matte grinding equipmen

27 July 2011

Grinding of Limestone in Germany with a Loesche Mill

Karl Kraft Steinwerke oHG, Heidenheim an der Brenz, in Germany has placed an order for a Loesche mill type LM 19.201 D for the grinding of limestone. The Loesche mill will be integrated into an existing but recently modified building. It is planned to produce two different t

27 February 2011

Loesche Opens New Office in Vietnam

Loesche is a privately-owned company with its headquarters in Düsseldorf, Germany. With more than 600 employees and subsidiaries in the US, Brazil, Spain, Great Britain, South America, India, China, the United Arab Emirates and Russia, Loesche is represented all over the world. On 1 Oc

22 November 2010


Karin Boeker-Mahr
Hansaallee 243
D-40549 Düsseldorf

People’s Republic of China

Loesche Mills (Shanghai) Co Ltd
No. 568, Jinhong Road (near No. 555 Chunhe Road)
Baoshan District

Loesche Mills (Shanghai) Co Ltd

5 Dongzhimen South Street
Room 817-818, CYTS Plaza
Dongcheng District

OOO Loesche

Berezhkovskaya Naberezhnaya 16a/2
PO Box 97

Socialist Republic of Vietnam

Loesche GmbH Viet Nam, Representative Office
60 Nguyen Dinh Chieu Str
Dakao Ward
Dist. 1
Ho Chi Minh

Loesche South Africa (Pty) Ltd

55 Empire Road, Empire Park, Block C
South Africa

Loesche Equipamentos Ltda

Rua México 119 sl. 1908
Rio de Janeiro

Loesche Automatisierungstechnik GmbH

Zum Pier 52

Loesche ThermoProzess GmbH

Küppersbuschstraße 2

Loesche India Pvt Ltd

D - 83, Sector - 2
Noida 201301
Uttar Pradesh

Loesche Nigeria Limited

No. 10A, Adewale Kolawole Crescent
Lekki Phase I (Oceanside)

Loesche Latinoamericana SAU

Condesa de Venadito 1, Planta 4

Loesche Middle East FZE

PO Box 262 622
Jebel Ali
United Arab Emirates

Loesche Energy Systems Ltd

2 Horsham Gates
North Street
RH13 5PJ
United Kingdom

Loesche America, Inc

20170 Pines Boulevard, Suite 301
Pembroke Pines
United States of America

PT Loesche Indonesia

World Trade Centre
Wisma WTC 5, 7th Floor
Jl. Jend Sudirman Kav 29

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