A Jaw Crusher Application in the Mining Industry by Tim Sundström This case study describes the condition monitoring setup and findings on a jaw crusher crushing ore at a normal operating speed of 181 RPM located at a depth of 840 meters in the Boliden Renström underground mine in northern Sweden
One such piece of equipment is the jaw crusher Swedish mining company Boliden recently conducted test measurements on a jaw crusher in the Renström underground mine in northern Sweden This case study describes the condition monitoring setup and results during the four month test period during which two minor outer race damages were detected
World first for electric autonomous drilling at Aitik What image comes to mind when you hear the term blast hole drilling At Aitik blast hole drilling is the technique used to access the ore from which we produce copper and to date this is a task that has been done using electric manually operated drill rigs
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A Jaw Crusher Application in the Mining Industry by Tim Sundström This case study describes the condition monitoring setup and findings on a jaw crusher crushing ore at a normal operating speed of 181 RPM located at a depth of 840 meters in the Boliden Renström underground mine in northern Sweden
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Hans Jönsson General Manager Boliden Aitik Pause and change of clothes Guided tour 2 groups 860 MSEK new surface crusher Aitik ore profile Boliden CMD 2019 4 2019 03 14 Production overview at Aitik Boliden CMD 2019 5 2019 03 14 Aitik from above 7 000 ha Boliden CMD 2019 6
The present invention relates to a method for controlling the crushing gap width of a gyratory crusher of the kind which includes a crusher head which is driven by a power unit and which for the purpose of adjusting the crushing gap can be adjusted positionally in relation to a crusher shell by means of a hydraulic motor the method comprising continuously determining the power
Fire causes extensive damage at Boliden crusher Fire put out and no injuries sustained but production suspended until further notice Tom Hoskyns Boliden s Kevitsa openpit mine in northern Finland 29 May 2020 The Stockholm headquartered company said May 29 the fire had been put out and no one had been injured
Boliden is a metals company with a commitment to sustainable development Our roots are Nordic but our business is global The new crusher at Aitik operated successfully and this coupled with high grades at Garpenberg helped boost the
One of the pushbacks was enlarged in order to make room for a future crusher which gave a net addition of both waste rock and ore from the pushback compared to the Boliden Summary Report Resources and Reserves 2018 Aitik 8 Table 3 Annual production numbers for 2000 2018 Between 1968 and 2000 the processed ore tonnage and
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At the end of the week Boliden s crew dismantled the old Lokomo MK120C jaw crusher and the Ernest Thällman 5½ foot cone crusher that was manufactured in East Germany
New crusher in Aitik is in operation Revenues increased to SEK 14 071 m 11 554 primarily due to higher metal prices Boliden s net debt at the end of the quarter was SEK 4 589 m 7 773 and the net debt/equity ratio was 13% 25 The paid dividend and the redemption of own shares totalled SEK 3 829 m 1 436 during the
house crusher model and imaging software Split Online were used as part of the work The MineStar system was used to keep track of the ore Five suitable production rounds with a 35 % higher specific charge were monitored; yielding a model based expected finer fragmentation of 15 18 % based on the x 60 value of the crusher product
World first for electric autonomous drilling at Aitik What image comes to mind when you hear the term blast hole drilling At Aitik blast hole drilling is the technique used to access the ore from which we produce copper and to date this is a task that has been done using electric manually operated drill rigs
Metso Outotec and Boliden have signed an extension of their service contract for Boliden s Aitik copper mine in Gällivare Northern Sweden The 3 2 year extension of the Life Cycle Services agreement covers the supply of mill lining chute lining solutions preventive maintenance of the grinding circuit and recycling of used wear parts The
growth New Boliden Way Foundation for operational excellence Resource development and investments design of mines processes and plants Crusher 285 Crusher 165 Crusher 20 Production areas with Hauling Cycles New Concentrator Capital Markets Days November 1 2 2010 14 Mine Mining Drilling
old in pit crusher and a new semi mobile unit that has been built on the 285 m level within the mine The second semi mobile crushing station has been established on surface mid way between the Aitik pit and the Salmijärvi satellite pit where waste stripping is now in progress Part of Boliden s investment has been targeted at a
Boliden is a Swedish mining and smelting company that mainly produces copper zinc nickel lead gold and silver The new surface crusher s built in features are expected to allow fur dust to be more easily contained Noise is expected to continue to be kept within permit guideline values
CMEM replacement crusher parts have full traceability within our Lloyd s Register QA ISO9001 2008 certified quality system All CMEM parts are designed and manufactured in consideration of the original equipment manufacturer s specifications producing high performance and offering cost effective savings
Boliden Mineral AB and the Knowledge Foundation KK stiftelsen founded the research project and are gratefully acknowledged for the underlying mining level are determined by using a blast model and a crusher model No laboratory work or field tests are used for the blast and crusher modelling
Boliden Aitik is Sweden s biggest copper mine and lies just to the south of Gällivare in northern Sweden The deposit consists of chalcopyrite and Each crusher has a cap a total of 36 million tons/year acity of up to 8 000 tonnes/ hour Each day around 100 000 tonnes of ore are crushed
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