By Mark S. Kuhar Is it possible to make synthetic diesel fuel using only water and air? Researchers at Audi not only think so, they are doing just that. While the technology has only been tested on automobiles, can front-end loaders and haul trucks be far behind? The German automaker announced it has created the first batch of liquid “e-diesel”…
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May Construction Starts Increase 3 Percent
Residential Building Shows Modest Improvement In May; Highway And Bridge Construction Slips 1 Percent. By Mark S. Kuhar
Read MoreUSGS Report
Aggregates Production Increases in First Quarter. By Mark S. Kuhar
Read MoreHow to Beat Blinding
One of two of the screen decks at Great Lakes Aggregates screening limestone with Flex-Mat 3 screen media. GREAT LAKES AGGREGATES FINDS A WAY TO KEEP ITS SCREENS CLEAN. By Mark S. Kuhar Michigan-based Great Lakes Aggregates Inc. produces approximately 1 million tpy of limestone at its Sylvania Minerals Quarry located in South Rockwood, Mich. As the quarry increased the…
Read MoreHelp Us Celebrate 120 Years of Rock Products
With this issue, we kick off Rock Products’ 120th year celebration. That is 120 years of serving the aggregates, cement and nonmetallic minerals industries from 1896 to 2016. Rock Products has been published longer than any other industry magazine. Our 120th year coverage will be a 12-month exercise in demonstrating how history has brought us to where we are today, and how…
Read MoreFinlay Debuts New Machines
July 24, 2015 – Terex Finlay debuted two new machines and two others for the first time in the Eastern U.S. at a special dealer event near Charlotte, N.C. Rock Products Editor Mark Kuhar was the only aggregates industry editor at the event. Finlay debuted the portable J-960 jaw crusher and 873 screen, and offered the industry a second look at…
Read MoreAdd this Ad to Your Outreach Efforts
July 13, 2015 – The National Stone, Sand and Gravel Association continues its advocacy efforts for a long-term highway bill with a featured advertisement in Roll Call, a Washington, D.C., newspaper covering Capitol Hill. You can download the ad and send it to your congressional representatives or share on social media to help advocate for a six-year highway bill. Everyone needs to work together to…
Read MoreNew Construction Starts in April Advance 10 Percent
Non-Residential Building Makes Huge Jump, While Highway And Bridge Construction Declines 31 Percent. By Mark S. Kuhar
Read MoreGet Your Motor Running
Meeting the New Energy Efficiency Standards. By Mark S. Kuhar
Read MoreMajor League Material Handling
TIPS FROM THE PROS ON CONVEYOR ENGINEERING, USAGE, MAINTENANCE AND MORE. By Mark S. Kuhar Conveyors are the critical link that keeps material moving in an aggregates plant. While you can’t overstate the importance of crushers and screens, if the material doesn’t get to them efficiently, product doesn’t get made. Because they are so automatic in service, it is easy…
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