Operators and plant managers of aggregate, rock and mineral mines can learn about the physics of processing materials with vertical shaft impact (VSI) crushers during a two-day course at CEMCO Inc. in Belen, N.M. “The goal for anyone in this industry is to reduce operating costs and improve the bottom line,” CEMCO President Neil Hise said. “We want to teach…
Read MoreMonth: April 2014
Liebherr Crawler Excavator For 50-Ton Class
The R 956 Crawler-Excavator from Liebherr is equipped with a Liebherr 6-cylinder diesel engine with common rail fuel injection. Among the features enabling this engine to comply with Tier 4i / stage IIIB exhaust emission standards are an external exhaust gas recirculation system and a diesel particulate filter with active regeneration. The R 956 engine was developed and manufactured by…
Read MoreDoosan Wheel Loader Provides Increased Power, Performance
Designed specifically for quarry, mine and other large material-handling applications, the Doosan DL550-3 wheel loader boasts an operating weight of 69,655 lb., a breakout force of 58,450 lb. and a dump height of 11 ft. 2 in. Controlled via a switch or a programmed preset time frame, the new automatic reversing cooling fan helps keep the machine’s cooling system clean…
Read MoreVolvo Excavator A Heavy Hitter in Tough Conditions
The Volvo heavy-duty EC380E crawler excavator is an exceptionally productive machine that lowers operating costs through reduced fuel consumption and simple maintenance requirements, according to the company. Powered by a proven Tier 4 Final Volvo D13 engine, the EC380E delivers high digging and breakout forces alongside reduced emissions with a 9 percent improvement in fuel efficiency. The Volvo EC380E’s hydraulics…
Read MoreBoart Longyear DTH Drill Bits
Boart Longyear’s robust DTH bits are designed to extend bit life and in-hole drilling time with hardened premium steel alloy and tungsten carbide bits, according to the company. Optimized flushing holes and multiple face designs provide the ideal design for each application. Boart Longyear’s DTH Bits use shank and spline configurations matching most industry-trusted DTH hammers. Product Features: Premium hardened…
Read MoreDyno Nobel Differential Energy System
Dyno Nobel offers its Differential Energy system. What Is Differential Energy? A proprietary method for controlling the explosive energy profile in the borehole.
Read MoreOrica Bulk System for Wet Blastholes
Centra Bulk System is a range of high-energy, pumped emulsion explosives suitable for dry and wet blasthole applications. The range of fixed and variable density products have been developed to meet the specific needs of the surface quarrying and construction industry. The Centra Bulk System delivers proven reliability in the most difficult blasting conditions with products that can be confidently…
Read MoreWeir-Jones Engineering Unveils Innovative Grease-Dispensing System
An intelligent automated grease-dispensing system (AGS) developed by Weir-Jones Engineering of Vancouver, B.C., Canada, significantly reduces operational and maintenance costs and lowers the potential for human error in operations that deploy submerged pumps or equipment requiring regular lubrication that must be remotely verified. The AGS was developed in 2013 for use in the tailings ponds by a multinational operator in…
Read MoreEPA and Army Corps Clarify Protection for Nation’s Streams and Wetlands
Agriculture’s Exemptions and Exclusions from Clean Water Act Expanded by Proposal. By Mark S. Kuhar
Read MoreDon’t Wait for a Citation
Responsibilities for Protecting Temporary Workers and Independent Contractors. By Linda Otaigbe
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