More from Therese Dunphy

Therese Dunphy has been covering the aggregates industry since 1991 and helped launch Aggregates Manager in 1996.

25 Days of RollOuts: Martin Engineering’s CleanScrape cleaner

Dec 14, 2015

25 Days of RollOuts: Martin Engineering’s CleanScrape cleaner

Martin Engineering’s CleanScrape Cleaner conveyor belt cleaning system is installed diagonally across a conveyor belt’s discharge pulley instead of like traditional cleaners that are mounted at a 90-degree angle. The design helps the cleaner, which also has a matrix of ...

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25 Days of RollOuts: Liebherr’s R 946 crawler excavator

Dec 11, 2015

25 Days of RollOuts: Liebherr’s R 946 crawler excavator

Liebherr’s R 946 is its first crawler excavator to meet Tier 4 Final emission standards. It has an operating weight of approximately 44 tons (U.S.) and a 272-horsepower engine. The six-cylinder Liebherr engine integrates a new Tier 4 Final exhaust ...

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25 Days of RollOuts: KPI-JCI and Astec Mobile Screen’s 2056 Vanguard jaw crusher

Dec 10, 2015

25 Days of RollOuts: KPI-JCI and Astec Mobile Screen’s 2056 Vanguard jaw crusher

KPI-JCI and Astec Mobile Screens’ 2056 Vanguard Jaw Crusher, a 20-by-56 jaw crusher, works in sand and gravel applications as well as recycled concrete and other mining uses. The crusher has a new single cylinder auto-tension system for less maintenance, ...

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25 Days of RollOuts: Komatsu America Corp.’s WA380-8 wheel loader

Dec 09, 2015

25 Days of RollOuts: Komatsu America Corp.’s WA380-8 wheel loader

Komatsu America Corp. rolls out a new wheel loader with a Tier 4 Final certified engine. The WA380-8 wheel loader has a 6.69-liter, 191-horsepower Komatsu SAA6D107E-3 engine that is turbo charged and after cooled. The equipment also comes standard with ...

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25 Days of RollOuts: Kobelco Construction Machinery’s Sk350LC-9E excavator

Dec 08, 2015

25 Days of RollOuts: Kobelco Construction Machinery’s Sk350LC-9E excavator

Kobelco Construction Machinery USA’s Tier 4 Final SK350LC-9E excavator is said to offer better fuel economy, greater efficiency, and reduced service intervals. The 82,200-pound excavator is powered by a 270-horsepower HINO engine. The model incorporates both Selective Catalytic Reduction (SCR) ...

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25 Days of RollOuts: KCMA Corp.’s 95Z7 Xtreme wheel loader

Dec 07, 2015

25 Days of RollOuts: KCMA Corp.’s 95Z7 Xtreme wheel loader

KCMA Corp.’s 95Z7 XTreme wheel loader reflects recent demand for the short boom, load and carry, or two-pass configuration loaders. The machine was tested in various applications and environments. KCMA says the results exceeded expectations for fuel economy and breakout ...

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25 Days of RollOuts: John Deere’s 850K crawler dozer

Dec 04, 2015

25 Days of RollOuts: John Deere’s 850K crawler dozer

John Deere’s crawler dozer, the 850K, not only meets Tier 4 Final emissions standards, but also includes features such as EcoMode and an updated Electro-Hydraulic control system. The new control system has features such as blade shake for power-angle-tilt configurations, ...

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25 Days of RollOuts: Dyno Nobel’s DigiShot 300 RF system

Dec 03, 2015

25 Days of RollOuts: Dyno Nobel’s DigiShot 300 RF system

Dyno Nobel and its joint venture partner, DetNet, offer the new DigiShot 300 RF system, which is designed to improve safety of blasting operations. The system is designed for single-box firing with the capability of firing up to 450 detonators ...

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25 Days of RollOuts: Caterpillar’s 745C artic truck

Dec 01, 2015

25 Days of RollOuts: Caterpillar’s 745C artic truck

Cat’s 745C articulated truck includes an engine that meets Tier 4 Final emission standards, as well as new transmissions with expanded electronic control, automatic traction control, automatic retarder control, hill assist and waiting brake systems, and an optional payload weighing ...

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State and Province News – December 2015

Dec 01, 2015

State and Province News – December 2015

California Blue Mountain Minerals recently enjoyed some positive mainstream press. The Modesto Bee reported that limestone quarried by Blue Mountain is spread on croplands to enrich the diets of poultry and cattle, as well as providing nutrients in grass plants that ...

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Aggregates Manager’s Top 25 Rollouts of 2015

Dec 01, 2015

Aggregates Manager’s Top 25 Rollouts of 2015

How we made our choices When we ask readers how we can best help them keep track of changes in the products and services they use to produce aggregates, almost everyone wants an annual short list of the really important stuff. No ...

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With features that allow for recycled recoil energy, shock absorption, and elimination of blank firing, today’s breakers are better than ever

Nov 30, 2015

With features that allow for recycled recoil energy, shock absorption, and elimination of blank firing, today’s breakers are better than ever

Tie-rod free breakers simplify maintenance Experience power and reliability in a small breaker with Allied Construction Products’ Rammer Small Range Breakers, the 555, 777, and 999. Designed without tie rods, the breakers incorporate Allied’s Constant Blow Energy plus operating system. A ...

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