The Komatsu 980E-5 is indeed a real model and one of Komatsu’s largest electric-drive haul trucks designed for high-capacity mining operations. The truck is powered by a 2,610 kW (3,500 HP) engine, supporting a gross vehicle weight (GVW) of approximately 1,385,000 lbs (627,999 kg) and a payload capacity of up to 400 short tons (363 […]
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Gold drops 1% to two-month low as US dollar marches higher
Mining DocGold prices dipped 1% to their lowest levels in nearly two months on Tuesday as the U.S. dollar soared ahead of economic data and comments from Federal Reserve officials that could shed light on the interest-rate path under the Trump administration. Spot gold slipped 1% to $2,594.55 per ounce by 0940 GMT, after hitting its […]
What is a mine shaft?
Mining DocYou’ve probably heard the term “mineshaft” before if you’ve ever been near a mining operation. Although this usage isn’t absolutely accurate, laypeople frequently use the word to refer to any subterranean tunnel used for mining. A mining shaft, then, is what? To find out more about this unusual and audacious excavation project, continue reading. What […]
AngloGold Ashanti Q3 earnings rebound on higher gold price
Mining DocThis image was downloaded from Istock AngloGold Ashanti rebounded to a third-quarter profit on higher gold prices, after suffering a loss in the corresponding period due to restructuring costs and other one-off factors, the miner said on Thursday. The gold miner reported headline earnings of $236 million in the quarter to Sept. 30, compared to […]
Clean belts mean smooth operations—learn how a little maintenance can save big on downtime and costs.
Mining DocIntroduction Material that sticks to a conveyor belt after passing over the head pulley is known as carryback. This carryback falls off the belt as it passes over return idlers, creating piles that increase dust exposure, pose safety hazards, and shorten belt and component life. Addressing carryback at the head pulley helps keep the material […]
Gold ETF demand turns positive for year-to-date, says WGC
Mining DocGlobal physically-backed gold exchange-traded funds (ETFs) saw inflows for the sixth straight month in October, with year-to-date flows turning positive for the first time this year, the World Gold Council (WGC) said on Thursday. Demand was supported by North American and Asian flows, the WGC added. As geopolitical tensions rise and market uncertainties persist, investors […]
Centrifugal collectors or cyclones
Mining DocCyclones are a dust collection device that separates particulate from the air by centrifugal force. The cyclone works by forcing the incoming air stream to spin in a vortex. As the air stream is forced to change direction, the inertia of the particulates causes them to continue in the original direction and to be separated […]
Rio Tinto and China’s State Power Investment Corporation partner to trial battery swap truck technology
Mining DocRio Tinto will partner with China’s State Power Investment Corporation (SPIC) to demonstrate battery swap electric haul truck technology at the Oyu Tolgoi copper mine in Mongolia. Battery swapping technology allows a battery electric vehicle to quickly exchange a discharged battery pack for a fully charged one, instead of recharging the vehicle at a static […]
Hoods: Hoods and blowing versus exhausting ventilation
Mining DocIntroduction Hoods are specifically designed to meet the characteristics of the type of ore or product being processed. An effective hood is a critical part to any system because if the hood does not capture the dust, the rest of the exhaust ventilation system becomes meaningless. A properly designed hood will create an effective flow […]
Los pelambres: one of the largest Chilean copper mine
Mining DocLos Pelambres Mine! It’s one of the largest copper mines in Chile, located in the Coquimbo Region in the Andes mountains, roughly 200 km north of Santiago. It is operated by Antofagasta PLC, a major Chilean mining company, and it has been producing copper concentrate since the late 1990s. Los Pelambres is known for its […]