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Mineral Beneficiation Plants

MBE has been a pioneer in the construction of Mineral Processing Plants in the country. The first indigenously designed and built mineral processing plant in the country, the Fluorspar Beneficiation Plant for Gujarat Mineral Development Corporation was built by MBE and since then MBE has built most of the major mineral beneficiation plants in the country catering to various minerals like Zinc, Lead, Copper, Uranium, Iron, Fluorspar etc.

MBE has in its manufacturing scope a wide range of equipment that caters to the Mineral Beneficiation sector, which provides an in-depth knowledge of each unit process that is involved in a mineral plant and enables MBE to design a well balanced plant at optimum investment.

MBE has association with some of the world leaders in technology for various equipment and has under its manufacturing range critical Mineral Processing equipment like Slurry Pumps, Thickeners, Grinding Mills, Crushers, Screens etc. to cater to the needs of the complex plants. As a result, MBE can set up complex Mineral beneficiation plants on turnkey basis from concept to commissioning stage.

MBE has tie ups with several leading indigenous as well as International laboratories and test centers and can today build Mineral plants from concept to commissioning including design of flow sheet.

Recent prestigious projects under execution :

  • 3000 MT per day of crushing, grinding & thickening plant of Uranium ore for M/s. Uranium Corporation of India Limited (UCIL), Tummalapalle, AP.

    The project involves Crushing, Screening, Grinding, Classification, Disposal of Sand Slime tailings up to Tailings Dam, Thickening of Uranium Ore at Kadapa, Andhra Pradesh and included equipment involving Primary Jaw Crushers, Cone Crushers, Conveyors, Rod & Ball Mills, Cyclones, Thickeners and total Electrical, Civil & Structural Construction for the system.

  • 1.5 Million Tonnes per annum lead – Zinc beneficiation plant at Rampura Agucha Mines, 4th stream expansion, for M/s. Hindustan Zinc Limited, A Vedanta Group Company.

    The project involves Grinding, Classification, Flotation, Filtration, Reagent preparation & Disposal of Tailings among other activities and includes equipment like Grinding Mills, Flotation Cells, Thickeners, Cyclone and complete Electrical, Civil & Structural Work on EPC basis.

  • 2 Million Tonnes per Annum lead – Zinc beneficiation plant at Sindesar Khurd Mines, for M/s. Hindustan Zinc Limited, A Vedanta Group Company.

    This is the green field expansion project and scope of work includes complete area leveling & grading work, primary crushing, fine crushing & screening, Grinding, classification, flotation, concentrate thickening, filtration, disposal of tailings from the tailings dam, water reclamation, in addition to full Electrical, Civil & Structural Work for these.

 

Lead Zinc Beneficiation

MBE has built on Turnkey basis a number of Lead-Zinc beneficiation plants, mainly for M/s. Hindustan Zinc Limited.

3000 TPD Lead Zinc Beneficiation Plant for Hindustan Zinc at Rampur Agucha

 

Uranium ore beneficiation

Majority of the concentrator plants for M/s. Uranium Corporation of India Limited (A Govt. of India Enterprise) has been constructed by MBE on Turnkey basis at different places in India. We are presently constructing on EPC basis the Crushing, Grinding & Neutral thickening package for M/s. UCIL at Andhra Pradesh, India.

 

Copper Beneficiation

MBE has the unique distinction of building almost all the Copper Concentrator Plants that are presently in operation in India for M/s. Hindustan Copper Limited (A Govt. of India Enterprise). These include among others Copper concentrator plant at Musaboni, Malanjkhand (2 Million Tonnes per Annum).

Copper Ore Beneficiation Plant for National Mining Corporation, Oman

 

Gold Beneficiation

MBE with its technical know-how and expertise, is in a position to offer complete Gold Ore Concentrator package depending on the requirements of the client. If necessary, it has the unique advantage of tying up with some overseas associate to offer complete solution on a case to case basis.

 

Aluminium Refinery

Evaporation Package for Aluminate liquor concentration

185 TPH capacity Aluminate Liquor Concentration Plant for Alumina Refinery Phase-II Expansion, Nalco, Damanjodi

In association with GEA Messo AG of Switzerland, MBE builds Evaporation Systems for concentration of aluminate liquor in the alumina refineries. GEA has built large number of evaporation plants world-wide and MBE with its experience of building over 250 plants on LSTK basis has the unparalleled track record of completing projects within the shortest possible time-frame.

The unique “Falling film Technology” of GEA Messo is the latest advanced technology and has certain distinct advantages as compared to other systems available for this application. It has low steam consumption, utilization of full heat transfer area, minimal scaling, low power requirement, consistently good condensate quality and accurate control of product temperature.

Hence GEA with MBE is the best possible combination to build the Evaporation Plants of international standards in optimum time adopting the most advanced technology.

 

Red Mud Thickening & Disposal System

The system is installed in an Alumina refinery. The waste of the refinery is dumped in a suitable location. The technology used for decanting the mass is called red mud transportation. MBE is capable of executing such projects on EPC basis or as a part of a turnkey project.

 

Aluminium Smelter : Carbon area

Pre-baked Green anode plant (GAP)

2 Modules of Green Anode Plant (35 TPH each) for Aluminium Smelter Plant at Jharsuguda, Orissa

MBE has built the largest number of Anode Paste and Pre-baked Green Anode Plants in India.

  • Paste Plant for INDAL at Belgaon
  • Paste Plant for BALCO at Korba
  • Green Anode Plant for NALCO at Angul
  • Green Anode Plant for BALCO at Korba
  • Green Anode Plant for VEDANTA at Orissa – Phase : I
  • Green Anode Plant for VEDANTA at Orissa – Phase:II
    (under construction)
  • Green Anode Plant for BALCO at Korba – Phase:II
    (under construction)
The 35 TPH capacity Green Anode Plant at Korba has been built by MBE in 19 months, which is a world record for early completion.The quality of anodes produced is comparable with the best globally, resulting in higher electrical conductivity in pots, amounting to huge savings in electricity cost.

 

Carbon Recycling (butt handling)

80,000 TPY Carbon Recycling System for
Aluminium Smelter Expansion Project, Angul.

MBE builds Carbon Recycling Plants deploying state-of-the-art technology. The equipment involved - crushers and feeders - are manufactured by MBE according to global standards. The carbon recycling plant of NALCO at Angul has been built by MBE.

The 72 m long, partly inclined apron conveyor in this plant is the world’s largest apron conveyor in the aluminium sector and it has been designed & manufactured by MBE in its works.

 

Bath processing with autogenous mill

For economic operation, recycling of bath scraps in smelters is a must. MBE builds Bath Recycling plants deploying single stage grinding of bath in fully air-swept autogenous mills. The bath recycling plant of NALCO at Angul has been built by MBE and the unique autogenous mill in this plant has been manufactured by MBE in its works.

 

Anode Storage

For economic operation, recycling of bath scraps in smelters is a must. MBE builds Bath Recycling plants deploying single stage grinding of bath in fully air-swept autogenous mills. The bath recycling plant of NALCO at Angul has been built by MBE and the unique autogenous mill in this plant has been manufactured by MBE in its works.

 

Baking Furnace

MBE is capable of building Anode Baking furnace on turn key basis. Anode baking furnace comprises furnaces with fuel firing system, Anode conveying system, Grouping / ungrouping, Baked anode cleaning and furnace tendering assembly. Green anodes brought from anode storage to anode grouping systems are taken to furnaces by furnace tendering assembly. After baking through a pre-set cycle time, baked anodes are taken out to anode ungrouping by FTA. Baked anodes are then fed to anode cleaning m/c and after cleaning, the baked anodes are sent back to the storage area and ultimately to the Rodding shop for rodding.

 

Fume treatment plant for baking furnace

MBE is capable of building Baking Furnace Fume Treatment plants using most advanced state-of-the-art technology. It has unique features like controlled fume flow balance, optimized fume distribution at the inlet of cooling towers and under filters and elimination of dust buildup.  

 

Rodding Shop

MBE is capable of building Anode Rodding shop on turnkey basis. Rodding shop generally comprises overhead P& F conveyor, Bath cleaning m/c, shot blasting m/c, butt press m/c, thimble stripping & cleaning m/c, belt conveyors, roller conveyors, rod brushing & graphite coating m/c, induction furnace, ladle & crane etc. In rodding shop, baked anodes are fitted with thimble & rod and kept ready for use in electrolysis at pot room. At the same time the spent anodes are brought back from pot room and all consumables such as carbon butt, bath, thimble and rods are separated and stored for future use.

 

Aluminium Smelter : Pot area

Pot Manufacture and Installation

Pot assembly work consists of cradles, pot shells, pot super structure, aluminium busbar, air supply systems, insulation material. MBE has in-house capability towards manufacturing of cradles, pot shells and pot super structure at its workshop. For fabrication of aluminium busbar, air supply system and insulation material , MBE has tied up with reputed agencies.

 

Gas treatment center for potline

MBE is capable of building Pot Gas Treatment plants using the best technology globally available. The emission level is below 1 mg per Nm³ resulting in cost savings due to increased fluorine recovery. It is of modular concept with even gas distribution to each module. The accurate fresh alumina distribution arrangement to each reactor and gas flow rate control system at each module ensures consistent emission level at stack.

 

Hyper dense phase system for pot feeding

In association with Rio Tinto Alcan of France, MBE builds Hyper dense phase systems for pot feeding at Aluminium smelter plants. HDPS is an automated continuous feeding process which maximizes the performance of pots and ensures that all pot hoppers shall remain full permanently. Its power consumption and maintenance requirements are also very less. The HDPS at Nalco Smelter at Angul, Orissa was made by MBE.