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Crushing and Screening News

Comminution company sees market boom in Africa

By: Natalie Greve     30th September 2011 The demand for mining and aggregate processing technology in Africa is increasing steadily, owing to increased foreign investment and the subsequent need for secondary infrastructure. 

Largest hydraulic impact breaker commissioned at third mine

By: Natalie Greve     30th September 2011 A hydraulic pedestal impact breaker, the world’s largest, has been commissioned at Kumba Iron Ore’s Kolomela mine, in the Northern Cape, by mining equipment manufacturer JDS Industries. This is the third such unit to be sold in South Africa. 

Shift to bigger milling equipment

By: Idéle Esterhuizen     30th September 2011 Plummeting ore grades in the local mining arena have created the impetus to increase the size of milling equipment in minerals processing.  

Renewed interest in vibrating mill technology

30th September 2011 Vibrating mills are attracting renewed interest across the mining industry as an increasingly viable alternative for milling applications for fine and ultra-fine comminution of materials. 

Rotary breakers make a comeback

30th September 2011 Demand for traditional rotary breakers in the milling and crushing industry is on the rise, reports bulk materials handling and minerals processing specialist Osborn marketing director Martin Botha. 

First recyclable screening technology developed

30th September 2011 The first fully recyclable, modular screening media system has been developed by international diversified mining and engineering group Metso Minerals. 

Unlined pumps introduced as primary mill circuit offering

30th September 2011 Slurry equipment solutions provider Weir Minerals Africa has positioned the Warman MCU range of all-metal unlined centrifugal slurry pumps as its primary offering for mill circuit duty and its standard offering on new projects, leveraging the international success of this range in South America... 

Mozambique coal project receives modular plant after test period

30th September 2011 Coal producer Rio Tinto Coal Mozambique (RTCM) has purchased a modular coal handling plant for its Zambeze coal project in Mozambique, as a result of a test pit project used to provide data for coal processing, and to maximise the extraction of coking coal. 

Minerals processing company awarded contract in Ghana

30th September 2011 Minerals processing and project management company MDM Engineering (MDM) has been awarded the Gold Fields Ghana Limited (GFGL) contract for their Tarkwa project in Ghana, which will include the provision of services for the carbon-in-leach (CIL) crushing plant expansion project. 

Australian silver producer upgrades processing facility

30th September 2011 ASX-listed metals producer Alcyone Resources is increasing silver production at its 100% owned Texas silver and polymetallic project in south-east Queensland, to a targeted rate of 1.5-million ounces to 2-million ounces a year, following progress in the wet commissioning of the upgraded Twin... 

Company receives global manufacturing licence

30th September 2011 Materials and minerals processing technology provider IMS Engineering (IMS) has been awarded the licence from its long-time principal Kawasaki ETCL to manufacture and market a new range of cone and jaw crushers. 

Company to advise Mongolian mining Ministry

30th September 2011 Finland-based mineral processing solutions provider Outotec has agreed to advise the Mongolian Ministry of Mineral Resources and Energy on sustainable mining and metallurgical processing of Mongolian mineral resources. 

Gold company increases milling capacity

30th September 2011 TSX-listed Dynacor Gold’s 100% owned gold milling plant is now operating at 200 t/d, observing an increase of 14.1% compared with the average operating rate of 175.3 t/d during the second quarter of this year. 

$70-million mill and mine upgrade for gold producer

30th September 2011 Philippine-focused gold producer Medusa Mining is set to perform a $70-million remodel on its current Co-O mill and mine site, in order to increase its yearly production target to 200 000 oz. 

Industry body says industry is healthy amid challenges

By: Sinette Goosen     16th September 2011 The Aggregate and Sand Producers Association of Southern Africa (Aspasa) reports that, even though the South African aggregate industry is generally healthy and well-managed, there has been an overall decline in the growth of the industry. 

Construction company’s quarrying projects progressing well

By: Sinette Goosen     16th September 2011 Industrial, commercial and residential development and construction company Renico Construction reports its most recent Free State quarrying project is progressing on time. The project is worth more than R9-million. 

Zambian lime producer receives new modular plant

16th September 2011 Local supplier of crushing, screening and stacking equipment Pilot Crushtec has supplied Zambian lime producer Ndola Lime with a modular crushing and screening plant that will enable it to produce 100 t/h of aggregate, to feed the country’s booming construction industry. 

Equipment manufacturer introduces new bulldozer to its D11 range

16th September 2011 Equipment manufacturing giant Caterpillar has introduced a new machine to its range of D11 bulldozers, which are used in quarrying operations.  

Industry facing many challenges

By: Sinette Goosen     16th September 2011 JSE-listed materials supplier Afrimat reports the concrete materials, construction aggregates and dolomite industries are healthy, although the demand for these materials is only evident in some provinces. 

Limestone supplier diversifies products and services

By: Sinette Goosen     16th September 2011 Local supplier of limestone and subsidiary of agricultural limestone manufacturer PBD Boeredienste, PBD-Lime, reports it is diversifying and improving its product and service offerings to supply niche markets. 

Demolition company acquires new excavators

16th September 2011 Newly established mechanical and conventional demolition company Turco Demolition has purchased three new excavators from distributor and maintenance service provider for Hyundai earthmoving equipment, High Power Equipment (HPE) Africa. 

Sierra Leone’s Koidu diamond expansion project ‘on schedule and within budget’

By: Jonathan Faurie     9th September 2011 Diamond-mining major Koidu Holdings reports development on the Koidu kimberlite expansion project, in Sierra Leone, is on schedule and on budget, promising to ramp up mining production to 100 000 t/m by the second quarter of 2012. 

Expansions establish further customer confidence

By: Natasha Odendaal     2nd September 2011 Mineral-sizing technology company MMD Mineral Sizing Africa has completed a R20-million, 6 000 m2 expansion of its Longmeadow manufacturing premises, in Johannesburg. 

Multiple projects progressing on schedule

By: Natasha Odendaal     2nd September 2011 Metallurgical and chemical solutions provider Outotec is progressing on schedule with the €119-million design and delivery of a new manganese sinter plant, the largest in the world, for the Kalagadi Manganese project, near Hotazel, in the Northern Cape, says marketing communications manager for... 

Weir Minerals Africa to supply vibrating screens to Indian miner

By: Megan van Wyngaardt     2nd September 2011 Slurry equipment solutions provider Weir Minerals Africa reports it has received its biggest order from India to date. This contract will see Weir Minerals provide seven Linatex vibrating screens of different sizes to RBSSN, a mining and metals company based in Hospet, in northern Karnataka.  

Feasibility study for a new CIL gold plant awarded

By: Natasha Odendaal     2nd September 2011 Minerals processing and project management company MDM Engineering has been awarded the feasibility study for a 2.4-million-ton-a-year carbon-in-leach (CIL) gold plant, which will treat reclaimed tailings and current-flotation unrefined tailings for gold miner African Barrick Gold’s 100%-owned... 

Pilot Crushtec reaping fruits of maintaining ‘cool heads’ during 2008/9 financial crisis

By: Jonathan Faurie     5th August 2011 South African comminution engineer Pilot Crushtec reports that ‘cool heads’ during the 2008/9 global financial crisis are paying dividends now as the demand in Africa for Pilot Modular plants and equipment is vast and far reaching.  

Bateman clinches big US comminution order

By: Jonathan Faurie     1st July 2011 South African project house Bateman Engineered Technologies (BET), the equipment supply division for the Bateman group, has been awarded an order for a semiautogeneous grinding (SAG) mill to be used in the primary grinding circuit of a 9 400 t/d iron-ore concentrator at CML Metals Corporation, in... 

SRK overcomes challenges in tailings dam designs

By: Jonathan Faurie     24th June 2011 South Africa-founded group of consulting engineers and scientists SRK Consulting is continuing its involvement in the design of ring-dyke tailings dams to accommodate a fairly large deposition rate. 

Demag agrees to back sweetened offer from Terex

By: Liezel Hill     16th June 2011 Germany's Demag Cranes has agreed to support an increased takeover offer from NYSE-listed equipment maker Terex Corporation, the companies said on Thursday. Terex is offering €45.50 a share, up from a previous €41.75 bid, and represents a premium of about 25% to Demag's closing price on April... 

Pilot Crushtec sees significant business potential in India

By: Jonathan Faurie     22nd April 2011 South African comminution-focused engineer and manufacturer Pilot Crushtec reports that, because of the infrastructure build programme in India as well as the country’s insatiable demand for commodities, the scope for growing business on the subcontinent is significant.  

Pilot Crushtec launches cash-saving stacking machine

By: Jonathan Faurie     28th January 2011 South African comminution supplier Pilot Crushtec, will be exhibiting at construction and mining trade show bC India 2011, which will be held in Mumbai, from February 8 to 11. 

Pilot Crushtec commissions its biggest-ever modular plant in Zambia

By: Jonathan Faurie     14th January 2011 Diversified comminution engineer Pilot Crushtec has ended 2010 with the commissioning of its biggest ever modular plant, which has been installed at a limestone crushing site in Ndola near Lusaka, Zambia. 

Hatch’s R2,5bn portion of Kolomela expansion project 
ahead of schedule, within budget

By: Jonathan Faurie     12th November 2010 South African consulting engineering and project implementation firm Hatch Africa has successfully implemented a global engineering, procurement and construction management information sharing strategy for Kumba Iron Ore’s Kolomela expansion project that has seen the company’s R2,5-billion role... 

Significant technological advances made over 20 years

By: Henry Lazenby     1st October 2010 Crushing and grinding processes have undergone significant changes over the past 20 years, Australia-based Mineral Engineering Technical Services (Mets) director and principal consulting engineer Damian Connelly reports.  

World’s largest 
hydraulic impact 
breaker constructed

By: Henry Lazenby     1st October 2010 Mining equipment manufacturer JDS Industries reports that it has constructed the largest hydraulic pedestal impact breaker in the world.

Company director Jan Smit says that there is an increasing demand for larger rock breakers, owing to mines ramping up their production volumes. This can... 

New mineral crusher for sub-Saharan Africa

By: Henry Lazenby     1st October 2010 Weir Minerals has formed a global alliance with German equipment supplier, KHD Humboldt Wedag, to bring high pressure grinding roll (HPGR) technology into the mining and minerals processing market worldwide - technology which is capable of significantly decreasing maintenance intervals and costs,... 

On-site repairs reduce downtime of mills

By: Henry Lazenby     1st October 2010 The South African division of the Welding Alloys Group (Wasa) reports that the international cement production industry is currently seeking ways to reduce the costs and frequency of maintaining their grinding equipment which needed to process limestone, and other raw products in the cement... 

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