Loesche Group Image Presentation Johannes Wallis Sofia, 2013-11-06
Agenda History Loesche Today What we do Procurement 2
Agenda 1. History 2. Loesche today 3. What we do 4. Procurement 3
History Video 1906 1927 1948 Company founded by Mr. Curt von Grueber in Berlin. First Kent mill manufactured under licence. Patent for the LOESCHE Roller Grinding Mill. Cooperation with International Combustion Ltd., Derby, England. Re-establishment of LOESCHE GmbH in Düsseldorf after world war II. 1961 1970 1980 Development of hydropneumatic spring system Development and patent for the modular design concept. Supply of the first 4-roller mill for 240 t/h cement raw material. Development and patent for the modular design concept for the LOESCHE Pressure Mill for coal. 1991 1992 1996 Turn-key supply of world largest central grinding plant for coal in Italy with a capacity of 240 t/h Development and patent for new Roller Grinding Mill 2 + 2 series for cement clinker and blast. furnace slag with fineness from 2,800 to 6,000 cm²/g. Design of world largest roller grinding mill LM 63.4 for a nominal capacity of 750 t/h cement raw material 4
History 1998 2000 2001 DIN EN ISO 9001 certified by Lloyd s Register Quality Assurance (LRQA) 2002 2005 Until August 2000 a total of 20 mills of the Loesche vertical roller mill Type LM 2+2 C/S for clinker and slag grinding are in operation or will be started up within the next months. Successful with orders world-wide in Cyprus, India, Taiwan, Croatia, China, Italy, Greece, Turkey as well as Chile for in total eleven mills of different types 2006 Development of hydropneumatic spring system First 4-roller coal grinding mill of type LM 43.4 D with product rates up to 120 t/h. Loesche celebrates its 100 th anniversary. 2008 2011 First 6-roller raw material grinding mill of type LM 60.6. 2012 The 100 th Loesche Mill for grinding cement and granulated blast furnace slag sold worldwide 5 th anniversary of Loesche Energy Systems, England Foundation of Loesche ThermoProzess GmbH (LTP). Loesche / A Tec Cooperation 5
Agenda 1. History 2. Loesche today 3. What we do 4. Procurement 6
Loesche today Management Dr. Thomas Loesche Main Shareholder & General Manager Dr. Joachim Kirchmann General Manager Loesche GmbH is a privately owned company Key Figures 2012 Turnover Loesche GmbH: 290 Mio 332 Employees at Loesche GmbH ~ 950 Employees at Loesche Group 7
950 Employees at 12 subsidiaries worldwide Europe America LOESCHE America, Inc. Pembroke Pines, Florida, USA LOESCHE Energy Systems Horsham, UK LOESCHE Latinoamericana S. A. Madrid, Spain LOESCHE GmbH (Head Office) / LOESCHE Automatisierungstechnik GmbH Düsseldorf, Germany Loesche Thermoprozess GmbH Gelsenkirchen, Germany A-TEC Group Cooperation Krems, Austria Africa LOESCHE South Africa (Pty.) Ltd., Johannesburg South Africa Asia LOESCHE Middle East Tehran Branch Office Tehran, Iran LOESCHE India (Pvt.) Ltd. New Delhi, India LOESCHE Middle East FZE Dubai, UAE LOESCHE Mills Ltd. Shanghai & Beijing, PRC OOO LOESCHE Moscow, Russia 8
Agenda 1. History 2. Loesche today 3. What we do 4. Procurement 9
What we do Vertical Roller Mills Cement Raw Material Cement & blast furnace slag Coal Ores Industrial Minerals Hot Gas Generator Classifier Automation Mobile Coal Grinding Plant EPC grinding terminals Engineering Procurement of external products 10
What we do 1 Machine = 4 Functions Grinding Drying Mixing Separation 11
What we do Main design features Flat grinding table Conical shaped rollers Individually supported rollers Rocker arm Hydro-pneumatic spring system Modular design 12
Agenda 1. History 2. Loesche today 3. What we do 4. Procurement 13
Procurement 14
Classifier Procurement 15
Classifier Procurement Drive Static flaps Housing Rotor Grid Cone 16
Procurement Classifier scope of supply Procurement of mild steel, hardened steel / compound armour plates Welding Machining Test Assembly / Test Run Example of typical dimensions Component LSKS 43 ZD LSKS 107 C/S Housing diameter 4.3 m 10.45 m Housing Height 4.7 m 11.50 m Housing Weight 7.6 tons 38.3 tons Rotor diameter 2.8 m 6.6 m Rotor height 1.6 m 4.2 m Rotor weight 1.6 tons 15 tons Max. plate thickness 55 mm 160 mm 17
Procurement Mill Body + Lining 18
Procurement Mill Body and Lining scope of supply Procurement of mild steel, armour plates / castings Welding Assembly of lining on mill body Example of typical dimensions Mill Body Coal Mill LM 26.3 D: Clinker Mill LM 63.3+3: Diameter 3.8 m 8.9 m Height 3.1 m 5 m Weight 15 tons 50 tons Max. plate thickness: 110 mm 60 mm 19
Mill Stand Procurement 20
Procurement Mill Stand scope of supply Procurement of mild steel, armour plates, special parts Welding Heat Treatment Machining Test assembly Example of typical dimensions Component LM 26.3 D: LM 63.3+3 Pedestals (w x l x h): 2.5 x 1.1 x 3.5 m 3.2 x 3.7 x 6.4 m Pedestal weight: 7.7 tons 43 tons Gearbox baseplate (w x l): 2.2 m 4.15 m x 4.15 m Max. plate thickness: 100 mm 200 mm Total weight: 47 tons 240 tons 21
Procurement Steel castings 22
Procurement Bearing Blocks scope of supply Casting Heat Treatment (normalizing) Pre-machining Final machining Testing (UT+MT) Example of typical dimensions Bearing Blocks LM 26.3 D LM 69 Qty. per mill 3 pc. 6 pc. Dimensions (w x l x h): 2.5 x 1.7 x 1.5 m 3.15 x 3.3 x 1.2 m Weight (final): 3.8 tons 16 tons Material: G20Mn5+N G20Mn5+N 23
Procurement External Products for EPC contracts All components, which are not designed by Loesche: Material handling technology Fans / blowers Filters Silos / hoppers Structural steel work Expansion joints Etc. 3-D animation of complete grinding terminal 24
Thanks for your attention 25