Superior Industries offers a new solution for removing carryback material from the return side of a conveyor belt system. Carryback material, said the manufacturer, is one of the leading causes of extraordinary conveyor maintenance. Named the Urathon Beater Roll, the design couples a common, CEMA-rated return idler and a series of urethane lobed discs. In operation, these discs cause light…
Read MoreMonth: June 2016
Vermeer Debuts Terrain Leveler Surface Excavation Machine
At a media event in San Antonio, Texas, Vermeer elaborated on precision surface excavation. The process utilizes the Vermeer Terrain Leveler surface excavation machine (SEM), which was created by taking a rock trencher, removing the trencher attachment and adding a patented tilt-head milling attachment with top-down cutting action. Top-down cutting allows the cutter teeth to gain penetration without using the…
Read MoreJohn Deere Hybrid Wheel Loader is Powerful; Efficient Quarry Machine
The John Deere 944K Hybrid Wheel Loader is bolstering bottom lines by offering maximized productivity and efficiency through its hybrid-electric drive system designed to lower daily operating costs. Coupled with a 536-hp, PowerTechEPA Interim Tier 4 engine (IT4), the 944K Hybrid Wheel Loader can provide significant fuel savings over 9-cu.-yd. loaders with conventional drivetrains. The production-class wheel loader’s brushless AC…
Read MoreSandvik DT912D Offers Intelligent Efficiency to Underground Drilling
Sandvik Construction is introducing a completely new tunneling jumbo to its extensive offering, the DT912D. Designed especially for limestone applications, this new high reach, single-boom jumbo is completely self-contained. It is powered with a fuel efficient and environmentally friendly Tier 4 Final diesel engine and equipped with onboard compressor and water-tank for air-mist flushing. With the new Intelligent, state-of-the-art control…
Read MoreRock Products 120th Anniversary – Part 12
IN THIS SPECIAL YEAR-LONG SERIES CELEBRATING OUR 120TH YEAR PUBLISHING MILESTONE, ROCK PRODUCTS PRESENTS A HISTORY OF THE AGGREGATES INDUSTRY. In This Issue, We Cover The Years 2000-2009. As the new decade kicked off, the world had to get used to writing the current year starting with the number “2.” After dodging the Y2K bug, which received massive hype in the national…
Read MorePrecision Presplitting – Design Aspects
How To Effectively Calculate The Explosive Load For A Precision Presplit On 24-In. Spacing Along With The Stemming, Loading And Timing Of The Holes. By Anthony Konya and Dr. Calvin Konya
Read MoreCounty Tyrone: Ireland’s Heart of Crushing and Screening
NORTHERN IRELAND IS HOME TO MANY QUARRIES AND MANUFACTURERS OF EQUIPMENT FOR THE GLOBAL AGGREGATES INDUSTRY. By Mark S. Kuhar As a result of its varied geology, Northern Ireland has a diverse aggregates base around which industry manufacturers, aggregates producers and the construction industry has developed. This is especially prevalent in County Tyrone. According to the Quarry Products Association Northern…
Read MoreProduction Meets Performance
BIG CREEK SAND AND GRAVEL IN BORGER, TEXAS, FOUND A WAY TO ACHIEVE THE HIGH PRODUCTION NEEDED TO MEET DEMAND. By Mark S. Kuhar The recent passage of Texas’ Proposition 7 – the single largest increase in transportation funding in Texas’s history – means one thing for aggregate producers in the Lone Star State: Focusing on production is more critical…
Read MoreCrushing and Screening: The Big Payback
CRUSHING, BREAKING AND SCREENING CASE STUDIES, NEW PRODUCTS, INDUSTRY ADVICE AND MORE. By Mark S. Kuhar Aggregates producers are looking closely at their operations these days. With production predicted to increase in the wake of the passage of the Fixing America’s Surface Transportation (FAST) Act, it will be critically important to have the plant hitting on all cylinders. Yahara Materials…
Read MoreNIMBY Gets Personal
Over the many years I have covered the aggregates industry, I have written about the Not In My Back Yard (NIMBY) movement on numerous occasions. While I have written about how NIMBY groups challenge aggregates operations and how to deal with that, I have never personally experienced a NIMBY group in action.
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