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MMIINNIINNGG DDEEVVEELLOOPPMMEENNTTSSFebruary/March 2015 Issue MAGAZINE



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Cat® Longwall Plow System Helps SetNew Low-Seam Coal Production RecordA coal mine located in southern West sales and aftermarket support associated longwall system has 2 x 800/400Virginia (USA) recently set another with the former Bucyrus miningworld record for daily low-seam coal products, both surface and underground, horsepower (600/300 kW) ofproduction using a Cat® automated in 2013. installed power for the plow withlongwall plow system. In a 24-hour two operating speeds of 395/197period on April 10 and 11, 2014 the “Supporting and rebuilding a longwall feet per minute (2.0/1.0 metersPinnacle Mine longwall produced plow system was a new experience for per second) and 2 x 80035,724 tons (32 411 tonnes) from the the Carter service team,” said Chris horsepower (600 kW) installedVirginia Pocahontas No. 3 Seam, in a Curfman, President of Caterpillar power for the armored faceseam height of just 56 inches (1.42 Global Mining Sales and Support conveyor (AFC). Each roofmeters) along the 980-foot (298-meter) Division. “However, given the record support in the system has a totallongwall face. production results attained by the rebuilt leg cylinder capacity of 715 tons system at Pinnacle, it's obvious that they (649 tonnes) with an operatingThe Pinnacle Mine, located near the are up to the challenge of supporting the height range of 35 to 77.5 inchestown of Pineville and owned by Cliffs underground product lines at the same (890 to 1,968 millimeters) and isNatural Resources Inc., an international high standards and quality level that equipped with its own PMC-Rmining and resource company, operates they have been delivering for many electrohydraulic roof supporta Cat Gleithobel GH1600 Longwall years on the traditional Cat surface control. Other units from the CatPlow System. A previous record was set mining products.” Programmable Mining Controlby this system at Pinnacle in August, family are used for overall face2012 when 32,430 tons (29,423 tonnes) Tom Bluth, President of Caterpillar automation and visualization, aswere mined in a 24-hour period. Global Mining Products Division, said, well as for drive control. The “Caterpillar congratulates the Pinnacle longwall is equipped with aThe new record was set by the same team for this great achievement. PF4/1132 face conveyor, asystem, mining its second panel after a Without their efforts and dedication this PF4/1542 stageloader and acomprehensive rebuild was performed record would not have been possible. To SB0815 V-belt crusher with aby Carter Machinery, the Cat Dealer in safely deliver that kind of output from 300-horsepower (225-kW) motor.that area. The rebuild encompassed a such a thin seam is remarkable. We havecomplete rebuild of the headgate and been privileged to work alongside their To set the new record the cuttingtailgate armored face conveyor (AFC) team to demonstrate the capabilities of depth was calibrated to cut 140drive, the headgate and tailgate special Cat longwall mining technology. ”AFC pans, the stageloader drives andreturn end, the complete crusher and all The Cat automated longwall plowgearboxes for the plow, AFC and system at Pinnacle is currently the onlystageloader. Carter acquired the rights to one operating in the United States. The2

Published by: millimeters at a speed of 395 feet per economically, regardless of seam E.S.C Magazine minute (2.0 meters per second) when hardness and geologic composition. traveling towards the headgate and 250 “Numerous production records have been T/A millimeters traveling at 197 feet per set with Cat products, in this case Projects Publishers minute (1.0 meter per second) to the demonstrating the superior production tailgate. The depths and speeds are capabilities of our longwall plow systems 62, 2nd Avenue, customizable and were selected to in thinner seams. Our plow systems have Houghton, optimize loading of the face conveyor. been operating successfully for many 2198 Enhancing safety and production years in mines around the world,” said From a safety perspective, the Cat Uli Paschedag, Global Product Manager P.O. Box 92744, longwall plow system holds a significant of underground products for Caterpillar Norwood, advantage. For example, by using the Global Mining. “After learning of this 2117, Command for longwall capability set achievement, my hope is that even more from Cat MineStar® System, the plow is mining companies with low-seam Johannesburg, South Africa. operated remotely with no personnel reserves will take a closer look at Cat required at the production face. As a automated longwall plow systems and Tel: +27 11 346 5053 result, there is no operator exposure to will see our systems as efficient, Fax: +27 86 601 9195 airborne dust, falling rocks or moving profitable and sustainable for recovering equipment, which is particularly those reserves.” Email: important in such a limited work [email protected] Press Inquiries Caterpillar Trade Press In addition to enhancing safety, the Cat Media Representatives Website longwall plow can be a more productive Americaswww.miningdevelopmentsnews.com choice, especially in thin seams. For Sharon Holling: example, the compact design of the plow [email protected] The Publisher does not accept any system operating at Pinnacle allows it to Johanna Kelly: responsibility for the accuracy or work efficiently in a vertical space as low [email protected] authenticity of the contributions as 46 inches (1.17 meters). Other designs contained in the Magazine and are available that enable the plow system Europe, Africa, Middle Eastadvertisements. Views expressed by to mine seams as low as 39 inches (1.0 Francine Shore: the contributors are not necessarily meter). With its high-powered drives, [email protected] high-speed plow, high advancing forces those of the Publishers. and electronically controlled cutting General Email: depths, the system can extract large [email protected] © All rights reserved volumes of coal quickly and 3

Productivity in Mining – Attainingsustainable profitability beyond headcountreductionJohannesburg, 09 February 2015 who is unhappy that President driver is truck productivity and– Productivity is a hot topic in Jacob Zuma has returned the you can implement anSouth Africa with economists Mineral and Petroleum operational improvement tofrequently advising that Resources Development Act to reduce cycle time which meansproductivity has not grown as parliament for further less truck hours to mine the samewell as it should have in the last consultation - warned that the quantities of ore then headcountfew years. One sector where mining industry was a long-term can be reduced. If however,productivity is always in the industry and needed to operate in headcount reduction is donespotlight is the Mining industry. an environment that did not without changing the operationalAccording to the South African change too much. processes to improveReserve Bank (SARB), the One should ask though, is this a productivity then quantities ofnation's productivityhas grown on fair statement in the South ore mined and soldaverage between African environment which is may drop and profits1970 - 2013 by a constantly in flux? With will bemere 1.02% a challenges such a striking impacted.year. It measured workforce, and load shedding Likewise,growth in impacting on the sustainability reducing supportproductivity of and long term profitability of the function headcount1.92% per annum mines, it is not hard to explain without abetween 2010 why productivity would also be correspondingand 2013. Despite severely impacted. process changethe recent Sustaining profits is about may increaseeconomic identifying and managing the risks to productslowdown, economic drivers of costs quality, reservesproductivity in the (reduce) and revenue (increase) replacement,country has grown by an average during the business cycle to safety, etc. In theof 2.8% a year during the 18 achieve a desired profitability medium to long termyears spanning 1995 - 2013. target. Reducing headcount it is productivity (people resources) can lead toFor many organisations, the one sustainable profit contribution if improvement not headcountsimple solution to balance costs it is linked to an economic driver. reduction that sustains profits andagainst profits, is to cut-off the For example, if an economic allows you to react to upturns indead wood. This begs the commodity demand.question, is it possible to attainsustainable profit beyond Issued by:headcount reduction? And if so,how do organisations strike the Beverley Bradleybalance between productivity and Ogilvy Public Relationsmaximum profitability? [email protected] to Chamber of Mines 072 272 5166chief executive Bheki Sibiya,labour costs were escalating to On behalf of:higher levels while productivity BDO South Africawas not improving. \"If the salary Genea Fradeis growing at 10%, productivity Communications Managershould also grow at 10%.\" In an [email protected] with Sowetan, Sibiya - 082 538 19624

Keestrack - SACrushing & Screening Equipment Our Experience Your key to Success 5

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Drilling on South Africa'sfirst deep-water wellFrench multinational Total and its \"South Africa's deep offshore, in strong currents.partner, Canadian Natural Resources particular the Outeniqua Basin, is one ofInternational, on Thursday officially the few remaining under-explored \"The results of the upcominglaunched the drilling operation for offshore regions in Africa,\" Marc exploration well will be decisive,South Africa's first deep-water well in Blaizot, senior vice-president for especially in terms of operability of thethe Outeniqua Basin, south of Mossel exploration at Total, said in September area in such a harsh environment,\"Bay in the Western Cape. last year, when his company completed Blaizot said last year. \"As the Operator, the acquisition of a 50% stake in Block we will leverage our recognized deepThe multi-billion rand drilling operation 11B/12B from Canadian Natural offshore expertise and experience ingives fresh impetus to South Africa's Resources. challenging waters such as the Northnascent upstream oil and gas industry, at Sea and the Barents Sea, to quicklya time when the eyes of investors in the The block is located in the Outeniqua appraise the potential of this acreage.\"sector are shifting further down Africa's Basin, around 175 kilometres off South Mineral Resources Minister Ngoakocoastline. Africa's southern coast, and covers an Ramatlhodi, speaking at Thursday's area of 19 000 square kilometres with launch, said South Africa's emergingWhile substantial gas discoveries have water depths ranging from 200 to 1 800 upstream oil and gas industry had greatbeen made offshore of Tanzania and metres. potential to contribute to economicMozambique in recent years, South growth and job creation.African petrochemicals giant Sasol According to news agency Bloomberg,recently announced plans to explore for the drilling programme is expected to \"Drilling in deep water is novel to Southoil and gas along South Africa's east take between three and four months at Africa and will therefore also bring withcoast, and Australian company Sunbird an estimated cost of more than R2- it avenues for skills transfer in the deep-Energy is pushing ahead with the billion. This will vary depending on the water exploration space,\" Ramatlhodidevelopment of a major gas project off weather conditions - Total will have to added.South Africa's west coast. deal both with great depth and with very 7

120 t excavator introduced to SA miningindustryThe 120 t excavator is designed for downtime is reduced by extended-life For added production, controllabilityopencast mining operations and is hydraulic filters, long-life hydraulic oil, and ver- satility, Hyundai improved theirsupplied to HPE Africa by Hyundai efficient cooling systems and integrated current hydrau- lic systems. FuelHeavy Industries (HHI), known for its preheating systems. consumption has decreased as a result ofheavy earthmoving equipment and improved pump-flow control thatshipbuilding. Equipped with a 7-inch colour liquid- reduces flow when controls are not crystal display screen and toggle switch, being used.The excavators are imported from the operator can select personal machineKorea, with some being used in Russia, preferences. As part of the offering, the Spool valves in the control valves haveAustralia and New Zealand. HPE Africa new cluster comes with a power and also been improved to provide preciseis the sole provider of this equipment to work mode selection, self-diagnostics, fuel flow to perform each function withSouth Africa and the company has maintenance checklists, start-up less effort.already geared itself to enter the heavy- machine security and video functions.equipment industry that services the An optional rear-view camera is also “Improved hydraulic valves, precision-mining sector with the Hyundai available. designed variable volume piston pumps,R250LC-9s, R800LC-7 and now the fine-touch pilot controls and enhancedmammoth R1200-9. The R1200-9 excavators are also travel functions are also included in the equipped with Hyundai Construction R1200-9 excavator,” notes Sauls.“We have also sold many 80 t Equipment’s Hi-Mate remoteexcavators to South African operations,” management system that pro- vides Further, a computer-aided powersays Sauls. He explains that the R1200-9 operators and dealers with continuous optimisation (CAPO) system allows theincludes features such as a 6.7 m3 access to service and diagnostic operator to set preferences for boom orbucket and a six- cylinder Cummins information on the machine from any swing priority, power mode selectionQSK23-C diesel engine that is built for computer with Internet access. However, and optional work tools.power, reliability, efficiency and reduced activation of the Hi-Mate system isemissions. The engine is electronically optional. The automatic boom or swing prioritycontrolled to ensure an optimum fuel-to- determines the ideal hydraulic flowair ratio and clean, efficient combustion. “Users can pinpoint the excavator’s balance for the boom and swing motions exact location using digital mapping and of the machine. The CAPO systemService is made convenient with set machine work boundaries to reduce monitors the hydraulic system andconcentrated engine filters, a remote the need for multiple service calls. Hi- adjusts settings to increase performancetype fuel prefilter and a fuel-cut valve, Mate also saves time and money for the and productivity.while an automatic greasing system owner and dealer by promotingenables easy maintenance. preventive maintenance and reducing -9 excavator in a strong position as it machine downtime,” Sauls says. enters the market,” says Choi.Service intervals are extended and8

This system also provides complete guards offer enhanced operator safety He states that the size and robust natureself-diagnostic features and digital and wide catwalks, large handrails and of the machine are well suited for largegauges for information, such as antislip plates provide easy access to the earthmoving projects, especially in thehydraulic oil and water temperatures, as cabin. harsh African climate and landscape.well as fuel levels, which are displayed “A considerable amount is beingon the screen. The R1200-9’s undercarriage also invested in African mining projects, and boasts a sealed track chain, full track development is taking place rapidly.Further, a user mode allows the operator rail guard, large upper roller cut-outsto customise the engine speed, pump and tapered side frames for debris With this in mind, local contractors willoutput, idle speed and other machine clean-out, as well as a grease-type track look for earthmoving machinery, suchsettings according to the requirements tensioner. as the R1200-9 excavator, which isof the job, while an automatic power robust and reliable. These features,boost feature allows for additional HPE Africa has fully trained and coupled with HPE Africa’s commitmentpower when needed. qualified mechanics to service and to customer support, places the Hyundai repair the 120 t hydraulic excavator. R1200The enhanced operator cabin features a HHI team leader JJ Choi expects thetransparent skylight for optimal exca- vator to be well received by Southvisibility and ventilation. Variable cabin Africa. 9

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Becker Mining South Africa - IGBT tractionbattery chargersBecker-igbt-traction-battery- stage so the charger can terminate the correct charging. Other cellchargers…one second rate charge more rapidly. This configurations and various Amp/hourBecker Mining South Africa's recently technology, which prevents over- ratings (100 A/h to 1 000 A/h) can belaunched IGBT mine traction battery charging often associated with programmed and stored through the userchargers have been designed to charge conventional battery chargers, ensures interface, with no additional changes tounderground traction batteries in the reduced charging times and lower power the battery charger itself.shortest possible time, at the lowest consumption. By reducing the chargepossible temperature, to ensure optimum current once DV/DT is reached, batteries For the efficient management of minebattery performance. are charged at a significantly lower traction batteries, Becker Mining's robust temperature.” chargers have an integrated power line“The most common causes of battery communication (PLC) identificationfailure and reduced service life are Becker Mining South Africa's method, which automatically logs theassociated with incorrect charging recently launched IGBT mine serial number, as well as the chargetechniques,” says Andrew Trentelman, traction battery chargers have history related to that specific battery.senior general manager: electronics,Becker Mining South Africa. “Becker been designed to charge Becker-igbt-traction-battery-Mining's new IGBT mine traction battery underground traction batteries chargers…twochargers, which utilise insulated-gate in the shortest possible time, at The user interface is a full colour displaybipolar transistor (IGBT) technology for which provides relevant information,quick on and off switching, are more the lowest possible including voltage, current, state ofefficient and cost effective than temperature, to ensure charge, temperature of stack, capacityconventional transductor controlled, oil- optimum battery performance charged, duration of charge, errors, timecooled traction battery chargers. and date. With an improved power factor of 0,8“These IGBT battery chargers are and a maximum input current which has Becker Mining's IGBT traction batterylightweight air cooled units, which are been reduced from 42 A to 32 A, these chargers are equipped with Wi-Fi tocontrolled by an intelligent micro energy efficient battery chargers offer facilitate future downloading of data,processor circuit that acts as the main power savings up to 10 KVA during errors and the charge history of eachcontrol computer, responsible for the maximum output current. battery, or for viewing or analysis on thelogging, charge functions and controls. surface. The auto cell detection system enables“Becker Mining's new chargers utilise IGBT chargers to execute a short test Becker Mining South Africa offers aDelta Volts/Delta Time (DV/DT) for the charge on every battery to the determine technical advisory and support service toprecise detection of a battery's gassing the number of cells connected to ensure mines throughout Southern Africa. 11

African mining investment rests on localunderstandingAfrica has been earmarked as a big growth and intricacies of working alongside – relationships are key, and speaking to themarket in which to operate, but you need to African colleagues and their traditions right people will make or break a nascentknow what you’re doing to achieve any could provide your company with an edge. business relationship. This is especiallykind of success in this dynamic While poor infrastructure can make important in the case of winning tenders –environment. This is especially true in two logistics a headache, a lack of business is not necessarily awarded just onof the largest sectors on the continent: understanding of the local business the basis of the best price, but onmining and manufacturing. environment can stop a venture in its relationships built on trust. You win people tracks.” over with personalities, not technicalities.”Assuming improvement in the globaleconomic condition, the Economist Robinson points out that research is as vital She adds that China accounted for almostpredicts that Africa’s economic growth, as mapping out a strategy, and that a real 17% of the world’s mineral imports bywhich stood at 4.2% in 2012, is projected understanding of the pitfalls and value in 2012, and 16% of Africa’sto accelerate to 4.5% in 2014. The outlook opportunities is the best way to approach exported commodities were shipped to thatfor Africa’s mining sector remains equally business in Africa. “In Africa, you can’t be country. Other countries, like Canada andbright, according to a KPMG report, which sure what you’re in for unless you have the US have likewise spent decadesstates: “Huge tracts of Africa remain researched the country first. Each African building relationships in Africa’s mininglargely unprobed. The African continent country operates differently.” sectors.contributed 6.5% of the world’s mineralexports during 2011 from mining 20% of For example, the Southern African “As Africa becomes an increasinglythe world’s land area.” Development Community (SADC) attractive location for international produces two-thirds of Africa’s mineral business ventures, we are seeing anHowever, while the continent as a whole is exports by value. SADC has 15 member increase in the number of corporate andmineral-rich, the regulations and business countries, each of which has different public sector clients who ask for training inenvironment within each African country investment requirements, mineral ores, and operating in African countries like Kenya,differ, so companies looking to invest in regulations; and each of which has a Ghana, South Africa and Zambia. TheseAfrican mines or supply them with different approach to business. Similarly, organisations are leading the way inproducts will require an understanding of the East African Community (EAC) has ensuring that their employees have thethe cultures and societies in which they several mineral belts that produce tanzanite right level of cultural support andwish to operate, says Louise Robinson, and gold among other commodities, and is intercultural training they need toManaging Director of CG Consulting and made up of five equally divergent successfully adapt to their professional andDatabase360, a Cape Town-based strategic countries. daily life in Africa. Investors that aremarketing consultancy specialising in lead considering moving into mining industriesgeneration and business-to-business (B2B) She adds that researching what your in various African countries but have notdatabase creation across the African competitors are doing will also help done so yet, or those that are tryingcontinent. highlight opportunities, but that the unsuccessfully to make inroads using cornerstone of success lies in relationships. traditional Western business practices, are“Rich with opportunity, Africa is still “Communication is paramount, and losing the opportunities to those companieslargely considered uncharted territory for building up relationships requires a good that are already putting in the time and thethe business world compared to other understanding of cultural differences. effort to learn how various Africanregions, so getting to know the challenges Mining is no different to any other business countries work.12



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Healthy drivers can save you moneyWhen we think of driver training, we approach to driver training that looks at and energy will then be affected. Driverthink about learning what to do in an all aspects of a driver’s lifestyle to wellness training will teach you how toemergency situation or defensive improve reaction times and driving eat in a way that stabilises moods anddriving techniques. Now there is a new abilities. improves reactions.approach to driver safety on the roadthat is proving to be just as important. An area the workshop focuses on is Good nutrition also helps reduce roadThe wellness of the person behind the exercises and stretching. This increases rage. Hydration is essential aswheel is as essential to reduce accidents the ability to check blind spots as it dehydration can affect your decision-as what the driver’s skills are. improves flexibility. Exercise also making and cognitive performance on reduces wear and tear on joints as a the road. Studies have shownAs much attention should be paid to the result of long hours behind the wheel. dehydration also reduces reaction timeshealth of your drivers as what is paid to by 23%.the health of employees working behind Drivers will also learn how posture anda computer. The Federal Motor Carrier breathing exercises increase their safety. The workshop includes stressSafety Administration in the US has Sitting with your head forward can management tips which can drasticallymade it mandatory for entry-level reduce lung capacity by 30% causing improve the quality of your driving. Itdrivers to undertake driver wellness fatigue, whereas correct posture and can lessen the likelihood of becomingtraining. They acknowledge that drivers breathing increases concentration and enraged on the road as it includesare at higher risk of on-the-job injury even reduces the impact on your body techniques on how to keep your cool.and more needs to be done to reduce in the case of an accident. Thesepersonal health problems which can breathing exercises can also help drivers There is much more to safe driving thancontribute to accidents. think clearly when they feel angry on knowing how to avoid collisions or the road. defensive driving. Your mental acuityMasterDrive’s Wellness in the Driving and physical health ensures you useSpace workshop is an educational Even your meals while driving affect your best driving skills possible and it isprogramme on posture, nutrition and your wellness and consequently driving driver wellness training which will helpbreathing exercises that leave drivers abilities. Fast-food is high in energy and you achieve complete readiness everywith a sense of well-being while causes unstable sugar levels. Your time they get behind a wheel.improving productivity. It is a holistic mood, decision-making, reaction time20

Digital Radio to improve mine safetyWhen man and machine work close environment. to attend to them,” he said.together confined spaces like, it takes In the tremor that originated in Orkneyhigh levels of consistent vigilance to While most mines take extreme caution in the North West recently, AngoGoldensure safe and profitable mining during operations, crisis situations do Ashanti managed to evacuate 3300operations. occur, and in these instances good, workers from their two mines safely, quick and efficient communication is and while there were 28 miners withTo implement a credible safety imperative. minor injuries, radio communicationmethodology balanced with an efficient aided in prioritising resources andand profitable production plan, a “In a crisis situation, every second is getting everyone to safety on time.mission-critical radio communications crucial,” said Tony Sipho Sibanda,network is a pre-requisite. Without radio Business Development Executive for “Safely hoisting all 3,300 people tocommunications everything stops. Emcom Wireless, who has been surface after an earthquake of this size assisting several Southern African is an achievement of which we’reJust recently South Africans endured a mines in upgrading their radio immensely proud,” said Mike O’Hare,5.5 magnitude earth tremor that shook communication systems. AngloGold Ashanti’s Chief Operatinglarge parts of the country, causing one Officer: South Africa, in a statement.death and the evacuation of thousands “Disastrous incidents like the collapse “Our infrastructure responded as it wasof miners from the Great Noligwa and of an underground tunnel is almost designed to, and our safety protocolsMoab Khotsong mines in the North always associated with panic, shock and worked as they should.”West province. confusion that often leads to impulsive actions. This is where injury and loss of Sibanda says, however, that while allWhilst tremors such as these are not life can occur.” mines in the country are mandated byfrequent occurrences in South Africa, According to Sibanda, clear, efficient, legislation to be equipped withseismologists have warned of more managed and controlled radio necessary radio communicationsfrequent seismological events as a result communication mitigates the risks systems, some are still relying on oldof underground mining. associated with mining activities as it outdated analogue radio facilitates a seamless flow of communications technology, whichA deep-mine cocktail of explosives, information and data, thus enabling could compromise workers safety in theman and machinery working in confined decision makers to continuously event of a crisis specifically whentunnels with limited air, reduced monitor, take immediate action and stretched beyond their normal operatingvisibility, amidst often-unstable rock allocate appropriate resource for the limits.faces becomes particularly dangerous situation at hand.should an unscheduled seismic event Like most evolving communicationsoccur. “In a crisis, you want to know where technologies, radio communications tooRecent labour protest action and every personnel member is at that exact is undergoing its own digital revolution.confrontations with illegal miners moment, their status, whether they are Much like cellular phone technology,underground has further added secure, trapped or injured and what DMR (Digital Mobile Radio) has seeninstability to an already volatile mining resources are available to be deployed the introduction of applications and 21

devices that go beyond pure ‘walkie- mine forgot to upgrade and consider the security markets totalkie’ voice communication. Modern evolvement of their radio name a few.digital radio communications solutions communications, only to notice the EMCOM is active innow integrate data and other critical importance of radio over 39 Africanapplications into one device. communications when the system goes countries and boasts an ‘off air’. “And then they expect enviable track record“Digital Mobile Radio (DMR), an miracles!” he said. over 43 years’ Africaninternational non-proprietary standard experience in thefor digital radio communications, Mine radio communications networks critical communicationsfacilitates access to applications are critical infrastructure, and should be industry.developers so that bespoke cost- subject to the same attention as other EMCOM is a trustedeffective solutions and services can be key tools, plant, technologies and partner in theprovided,” said Sibanda. equipment. conceptualisation, design, deployment,Some of the new features of DMR “It a well known fact that mine integration,include the recording of resource operators will allocate more budget to management andtracking, which allows a replay of one large hauler truck than to a radio financing of mission-incidents to recreate scenarios and better network,” said Sibanda. critical radioprepare for future events. DMR technology facilitates an always communications on, always available, bespoke, solutions throughout“With real-time tracking and biometric integrated solution, better audio quality, the continent. EMCOMsensors connected to digital handheld better walkie-talkie battery life and as a result of itsradios, you can even define whether a lower infrastructure costs over wide entrenched belief inperson is standing, lying down or sitting operational areas. empowerment throughin an upright position,” said Sibanda. skills transfer, remains In addition, legacy analogue two-way dedicated to growing“You can further integrate technologies radio systems can be migrated to DMR African competency forlike Bluetooth into radio to interface on the same licensed frequencies, Africans by Africans.with devices like heart rate monitors to without significant disruption of critical To learn more aboutmonitor in real time the breathing and operations. how DMR can benefitheart rates of users.” you and yourMine operators have always needed to EMCOM Wireless organisation, contactbe highly creative in finding ways to provides integrated Emcom Wirelesscommunicate essential information to professional mission- Business Developmentworkers down in the pit or tunnels. critical radio Executive, Tony SiphoIn the late 1800s in Kimberley, communications Sibanda athundreds of communication lines criss- solutions. Along with [email protected] the big hole, and a morse-code- our strategic partner,like bell or knock system was deployed Tait Communications into relay messages. New Zealand, EMCOM are at the forefront ofRadio has today evolved to such an the design, developmentextent where the technology makes it and deployment of DMRpossible to integrate radio with other technology in Africa.wireless and wired communications Growth in globalmediums such as cellular telephony, demand for DMRPABX and landline. A radio operating solutions is evidenced byoff a suitable designed network is able a steady increase into call a GSM phone or PABX implementations acrossextension, and visa versa. the utilities, mining, transport, public safetyIn a disaster, a miner underground can and security, defense,be linked to a medical emergency centre national and Govthundreds of kilometres away for instantassistance through the radio network.“We need to ensure our communicationsbackbone and infrastructure is ready forevents such as the recent quake andassociated aftershocks and not be caughton the back foot should a big one comealong. It should not have to be a quakeor loss of further lives that shakes us toaction,” said Sibanda.Sibanda said he has often come acrosssituations where the management of a22

Leading Online Mining AuctioneeringCompany Continues to Break GroundAs with the SAA mission of ‘Bringing asset (where possible) in an effort to Closing on 26 August, the latest Clearthe world to Africa and taking Africa to remove the uncertainty often related to Asset auction takes to market a widethe world’, a local company just 2 years auction purchases. selection of assets including 8old has adopted a similar stance for The company’s aim is to source both Mercedes Benz Actros 2650 trucksinstitutional mining and equipment prime and lower quality/tired assets and from Unitrans (2007/2008), a Mercedessales at a time when all eyes are on the represent them accurately. “Offering Benz 2648 horse with interlink flatbedmining sector at large. interested parties support in technical trailer, Komatsu 320 FEL and jaw guidance pre-auction, through to actual crushers from Afrimat, as well as aWith over 50% of assets being soldinternationally to road and shipping support once the sale large variety of scrapthe likes of Saudi is confirmed, is a key differentiator,’’ including steel hoistArabia, Jordan, says Ariella Kuper of Clear Asset. cables and hoppers fromEgypt, Turkey, Sibanye Gold’s BeatrixGermany, Peru and Kloof shafts.and to Additional items includeneighbouring a Volvo EC700BCLSADC countries, (2012) excavator fromconsumers and Mamelodi Quarries andcompanies are even 10 quad bikes formaccessing Anglo gold Ashanti.previouslyuntapped Due to a challenging lastopportunities in quarter being affected bymining labour unrest, unresolvedequipment. disputes and legacy purchases, there is muchRepresenting focus on freeing upmost major working capital at themines in South mines.Africa, ClearAsset continued For more informationto break ground visittaking a wide www.clearasset.co.za orselection of assets to auction while contact Ariella Kuper on 079 899 9998.providing full due diligence, images,specifications and service history per 10

AMPCONTROL SIGNALS LOCALCONFIDENCE WITH NEW FACILITYIn a declaration of confidence in mining sector and this new facility will satisfaction.Southern Africa's mining sector, help us effectively respond to theelectrical engineering firm Ampcontrol demand in the industry as well as An on-site training centre will be used tohas today announced the establishment introduce new and safer technologies\". teach clients how to operateof a technology and manufacturing Ampcontrol's power distribution andfacility in Johannesburg. Currently operating out of separate electrical systems as well as increase theThe purpose built facility provides the facilities in Denver and Wadeville, skills of Ampcontrol's 170foundation for Ampcontrol to achieve its Ampcontrol's operations will be manufacturing, service, project andobjective of becoming the premium consolidated into the single, 10,000sqm engineering employees.supplier of advanced electrical solutions facility to support Ampcontrol's well-to the mining and industrial industries in established electrical equipment For more information on the new facility,South Africa. including flameproof gate end boxes, visit www.ampcontrolgroup.com substations and a wide range ofAmpcontrol's technologies are used transformers. AMPCONTROL FACTSworldwide to energise, monitor and Operates sites across South Africa,protect mining, tunnelling and oil and \"We'll also be able to locally Botswana, Australia, China, Hong Kong,gas sector operations, specialising in manufacture new product lines including New Zealand, Russia, United Kingdomhazardous area coal mining solutions. conveyor safety controls and and the United StatesAmpcontrol also has extensive environmental monitoring solutions as Entered the South African market inexperience in the mineral and metal well as one of Ampcontrol's flagship 2007 with the acquisition of Allenwestmining, industrial and utilities sectors. technologies, the gas filled Wallacetown, flameproof equipment explosionproof mining transformer,\" supplier Fermlec and transformer\"We are excited to expand our Bauer said. specialist Magnalecoperational footprint in South Africa tobetter serve our customers\", said State of the art manufacturing Media contact:Ampcontrol Africa Managing Director, technologies and processes will ensure Andrea Preston Strategic MarketingEdwin Bauer. high quality control and manufacturing Advisor P +61 (0)2 4961 9000 E throughput, in turn achieving reduced [email protected]\"We see robust growth in South Africa's lead times and increased customer24

Cat® 824K Wheel Dozer Delivers EfficientProductivity with Long Term Durability forOptimum ValueThe new Cat® 824K Wheel Dozer builds equivalent emission standards. Both operating efficiency and operatoron the solid performance of predecessor convenience get a boost with the leftmodels with engineering refinements in For further drive train efficiency, the foot pedal, which serves as an engineits power train, operator station and smooth-shifting, electronically decelerator, transmission neutralizer andstructures, and in features that enhance controlled, 4F/4R Cat power shift brake, depending on the degree ofsafety, serviceability and machine transmission can be set by the operator application. As a decelerator, the leftmanagement. With a net power rating of to automatically upshift or downshift pedal allows the operator to temporarily405 horsepower (302 kW) and a based on machine speed. In addition, reduce engine speed by overriding themaximum operating weight of 74,966 the Single Clutch Speed Shifting throttle lock setting when maneuveringpounds (34 004 kg), the 824K is controls allow the 824K to carry around obstacles. Additionally, a newavailable with six blade configurations momentum through range shifts for fuel tank provides minimum 12 hoursranging in capacity from 6.6 to 21.1 yd3 high productivity and fuel savings. operation, depending on the application.(5.0 to 16.2 m3) to customize it forproduction dozing, stockpile dozing orcleanup work.The Cat C15 ACERT™ engine featuresan electronically controlled fueldelivery system, an engine idleshutdown system to conserve fuel bylimiting idling time, and a delayedshutdown feature to ensure that theengine is not stopped until operatingtemperatures have stabilized. Drive trainefficiency, fuel economy and travelspeeds are further enhanced with thelock-up clutch in the Cat torqueconverter, a feature that reduces bothdrive train power losses and systemheat. Two engine options are availablethat meet either U.S. EPA Tier 4Final/EU Stage IV emission standardsor U.S. EPA Tier 3/EU Stage IIIA 25

An optional tire pressure monitoring The cab, isolation-mounted to the system provides real time information frame, is pressurized with filtered air, to the operator in the cab, ensuring and the selected temperature is proper inflation and optimizing tire life. maintained automatically. The control panel uses large, backlit switches with The STIC™ (Steering and Transmission LED indicators, and a simple two- Integrated Control) system allows position rocker switch controls the single-lever steering and transmission parking brake. An optional rearview control. Simple side-to-side movements camera with in-cab monitor increases of the STIC lever provide up to 43 operator awareness. degrees of steering articulation in both directions for precise maneuverability, Serviceability and machine and buttons on the lever provide management fingertip control of directional and To promote the safety of personnel range shifting. servicing the 824K, routine maintenance points are grouped and Operator environment accessible from ground level or from A primary focus for the 824K design is non-skid walkways that are protected operator convenience and safety, such with handrails. Swing-out doors on both as providing lighted, shallow-angle sides of the engine compartment stairways for entering and exiting the provide easy access to daily service cab and designing the STIC armrest to checks, and ecology drains simplify fold away for added room when service and help prevent spills. In entering or leaving the seat. Also, the addition, a ground level power service Cat Comfort Series air-suspension seat center has electrical disconnect, features extra thick cushions and moves emergency engine shutdown and both the attached electro-hydraulic stairway light switches. STIC control pod and electro-hydraulic implement control pod when adjusted.26

To further complement serviceability, Durable structures Press InquiriesCaterpillar Tradethe Cat Vital Information System, The 824K design integrates massive, Press Media RepresentativesVIMS™ 3G, integrated into the 824K purpose-built structures and heavy-dutydesign keeps operators informed about components that can support multiple Americasmachine operating conditions via a rebuilds. The new dozer features a full Sharon Holling:graphic display that features a touch- box-section rear frame designed to resist [email protected] interface. To expand machine twisting forces and shock loads Johanna Kelly:monitoring capability, the Cat Product encountered in heavy dozing. Steering [email protected]™ system provides event and cylinder mounts are designed todiagnostic codes, as well as data such as effectively dissipate steering loads into Europe, Africa, Middle Eastoperating hours, fuel level and idle time. the frame, and axle mounts are heavy- Francine Shore:This information is transmitted to a duty components that contribute to the [email protected] web-based application, overall structural integrity. This robustVisionLink®, which can convey design results in significant cost savingsinformation to machine owners and and sustained optimum performancedealers, including working time versus over the life cycle of the 824K.idle time and mapping functions. 27

New 990K Wheel Loader Features IncreasedProductivity, Enhanced Safety and OperatorEfficiency, and Easier ServiceThe new Cat® 990K Wheel Loader Performance Series Buckets promote increase in fuel consumption as a resultoffers more power and increased fast filling and full bucket loads on of the engine emissions control systems.payload for greater productivity and fuel every pass, and they are available in The Cat exclusive, field-proven impellerefficiency. The 990K also features a sizes ranging from 11.25 to 13 cubic clutch torque converter uses a lock-upredesigned cab that delivers a superior yards (8.6 to 10.0 cubic meters). clutch, providing direct drive to boostoperator interface and a quiet fuel economy, trim cycle times, andenvironment, and several new features The Cat C27 ACERT™ engine powers reduce heat, especially in load-and-carrypromote operator and maintenance the 990K and delivers an 11 percent applications. The system allowstechnician safety and performance. increase in power compared to the operators to balance rimpull andDesigned as an optimum loading tool previous model. Net power of 699 hp hydraulic power for optimum loadingfor Cat construction and mining trucks, (521 kW) helps deliver increased efficiency. Positive Flow Controlspecifically the 773, 775 and 777 production—without any change in fuel implement hydraulics use a variableranging from about 60 to 100 tons (54 consumption. Lower engine speed helps displacement, electronically controlledto 91 tonnes) capacity, the new 990K drive economical fuel use. Additional pump to precisely apportion oil flowalso features engine configurations to fuel savings accrue with the 990K ECO based on operator control inputs.meet customer needs worldwide. The Mode (on-demand throttle), engine-idle990K builds on the proven features of shutdown system, and engine-idle Improved cab and advanced operatorprevious models and replaces the 990H. kickdown/auto-resume system. interface The redesigned cab allows easy accessThe rated payload of the new 990K is The 990K is available as a U.S. EPA and egress and features noise17.5 tons (16 tonnes)—up from the Tier 4 Final version and as a Tier 2 suppression that delivers a benchmark16.5-ton (15- tonne) payload of the H version for less regulated regions. No sound level of 69.9 dB(A) for superiorSeries model. The increased payload regeneration or operator intervention is operator comfort. The Cat Comfort IIImakes the new loader a perfect 4-pass required for the NOx reduction system seat provides integrated seat-mountedmatch with the Cat 775 truck for and diesel oxidation catalyst equipping controls for smooth and comfortableefficient, high-production loading. New, the Tier 4 Final model. And there is no operation. Transmission controls,28

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The operator station also features the loading areas. optional high lift linkage enables theCat Vital Information Management 990K to load Cat 777 trucks. TheSystem, VIMS™ 3G, which provides Enhanced serviceability and integrated axle cooling package and ridecustomizable operator profiles, a cycle versatility control options are particularlytimer and an integral Payload Control For added safety, a remote panel houses beneficial in load-and-carry work.System, which provides on-the-go a stairway light switch, enginepayload weighing. The graphical shutdown switch, and lockouts for the Application specific arrangements areinformation display is easy to use and transmission and engine starter. A available for steel mill and forestrykeeps key information in front of the second panel provides convenient applications. Increased stability andoperator. access to the battery disconnect switch larger lift and tilt cylinders provide the and a jump-start receptacle. Routine extra capacity required for these toughThe 990K is equipped with the Cat maintenance points are easily accessed, applications. Additional guarding andVision rearview camera system and in- including hydraulic pressure taps and protection keep the machine running incab display to show the operator the oil sampling ports. the harsh steel mill environment. Three-area behind the loader. The Cat Detect valve hydraulics is included in theobject detection system, available as an The optional ground level service center millyard arrangement for smooth topoption, builds on the camera system reduces service time. It displays fluid clamp control when handling logs.with radars and in-cab software that level status, houses drain-and-fill portsprovide notification to the operator and provides a data port for diagnostic Contact the local Cat dealer for morewhen an object is detected within the work. information about the 990K Wheelradar coverage area. The systems are A number of additional options are Loader, or go to: www.cat.comdesigned to enhance operator available to tailor the loader for specificawareness, especially in congested applications and sites. For example, the30

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NYLOCOMP Postal Address: Postnet Suite 45 Private Bag X10578 Bronkhorstspruit, 1020 CONVEYOR IDLER SPECIALISTS Nylocomp specialize in the design and manufacturing of conveyor idlers for all sectors of mining and industry. This includes HDPE, Steel, Gravity, Impact, Guide, Anti-Roll Back and our popular Yiga-P® Idler. Nylocomp's designs, are done on Autocad Inventor by our consulting Engineer mr.Hannes Conradie. Manufacturing is done at our factory in Bronkhorstspruit, Gauteng. Quality Control is done after each stage of manufacturing by 2 qualitycontrol supervisors, to ensure continuous quality in production. Each idler is tested before leaving the factory. Nylocomp is in the process to become ISO9001:2008 Compliant. Nylocomp's products also include: Garland strings, Linear Sreen Idlers, Sheets of Tarentaal® and Parrot Green™, Sheave Wheels and Marion Rope Blocks. Nylocomp strives to provide our clients with product information and technical support to assist them to make the correct selections in respect of productapplications for their specific needs. It is our objective to provide the best possible, before and after, sales service to our clients. Our client base stretches from South Africa, Namibia, Botswana, Mozambique and Australia. Registered Trade names: Tarentaal®, Blue Crane®, Ostrich Black®, for different grades of Polyethylene and Yiga-P® for Nylocomp's Green Idler. Tel: +27 13 932-1572 Fax: +27 13 932-3412Mobile: +27 82 896-8739 Email: [email protected] [email protected] Website: www.nylocomp.co.za