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: Sandvik’s CI531/CI532 Crusher

Dec 30, 2014

25 Days of RollOuts: Sandvik’s CI531/CI532 Crusher

Sandvik Construction continued to expand its Prisec line with the introduction of the CI531 primary and CI532 secondary Prisec 3 horizontal shaft impact crushers. As with the rest of the product line, the HSI crushers can be configured into either ...

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25 Days of RollOuts: Powerscreen’s Premiertrak 300 Jaw Crusher

Dec 29, 2014

25 Days of RollOuts: Powerscreen’s Premiertrak 300 Jaw Crusher

Powerscreen’s Premiertrak 300 jaw crusher is said to excel at higher fuel efficiency and lower transportation costs. The unit uses a 40-inch by 24-inch jaw chamber and can produce up to 308 tons per hour. Options include a vibrating grizzly ...

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Take a sneak peek at our annual aggregates industry forecast

Dec 26, 2014

Take a sneak peek at our annual aggregates industry forecast

Each November, Aggregates Manager surveys operators to assess the state of the industry. Like an annual checkup, survey results highlight a variety of important health factors, including current and anticipated business ratings, production levels, and operational challenges. Below is a chart ...

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Cat introduces more powerful wheel loaders

Dec 26, 2014

Cat introduces more powerful wheel loaders

  Cat 950M and 962M wheel loaders, powered by a Cat C7.1 Acert Tier 4 Final engine, are significantly more powerful than their K-Series predecessors and deliver 10-percent better fuel efficiency. The 950M has a net rating of 230 horsepower, while ...

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25 Days of RollOuts: Nesco’s DustPro Series H Spray System

Dec 26, 2014

25 Days of RollOuts: Nesco’s DustPro Series H Spray System

Nesco’s DustPro Series H spray system is designed for hydraulically driven track-mounted plants. It includes a high-pressure pump with hydraulic motor, control panel, and wireless remote. The pump module features two output lines, each with a solenoid valve. One line ...

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25 Days of RollOuts: Michelin’s X-Super Terrain Tire

Dec 25, 2014

25 Days of RollOuts: Michelin’s X-Super Terrain Tire

Michelin Earthmover introduced a re-engineered X-Super Terrain articulated dump truck tire. New features are said to improve service capabilities, and the tire size range will include 23.5R5. Uptime is optimized through the use of C2 technology, which has robust casings ...

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25 Days of RollOuts: Metso’s Lokotrack LT220D Plant

Dec 24, 2014

25 Days of RollOuts: Metso’s Lokotrack LT220D Plant

Metso says the Lokotrack LT220D is the most compact track-mounted combination of a cone crusher and screen ever made. The combination plant is said to reduce operational costs in several ways, most notably by lowering fuel consumption and reducing the ...

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25 Days of RollOuts: McLanahan’s Freedom Series 4250 Jaw Crusher

Dec 23, 2014

25 Days of RollOuts: McLanahan’s Freedom Series 4250 Jaw Crusher

McLanahan Corp. spent two years engineering its Freedom Series jaw crusher, which is designed for high-performance primary crushing. Safety lock pins and hydraulic assist for wear parts change-out make maintenance safer. Adjustments to the closed-side settings are now simpler. Hydraulic ...

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25 Days of RollOuts: Major Wire’s Crown Deck Adapters

Dec 22, 2014

25 Days of RollOuts: Major Wire’s Crown Deck Adapters

Major Wire Industries Ltd. introduced crown deck adapters for modular decks. The adapters allow operators to convert a flat screen deck into a crowned deck on pin- and grooved-type screen decks. The adapters were developed for operators with flat decks ...

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Allied adds portable boom system to its pedestal line

Dec 19, 2014

Allied adds portable boom system to its pedestal line

Allied Construction Products, LLC adds a PowerPortable boom system to its Pedestal Breaker System product line. Designed for aggregates and recycling operations, it can be used with stationary or wheel and track-mounted mobile crushers. Built around Allied's Rammer, AR Series, ...

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25 Days of RollOuts: Martin Engineering’s Self-Adjusting Skirting

Dec 19, 2014

25 Days of RollOuts: Martin Engineering’s Self-Adjusting Skirting

  Martin Self-Adjusting Skirting is designed to fit any conveyor while reducing maintenance and increasing efficiency. By creating a tight seal to the belt, it prevents spillage and equipment breakdown caused by fugitive material. The skirt requires only 1.25 inches of ...

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25 Days of RollOuts: Liebherr’s R 956 Excavator

Dec 18, 2014

25 Days of RollOuts: Liebherr’s R 956 Excavator

With its kinematics and hydraulic power, the R 956 crawler excavator, from Liebherr, is designed with increased breakout and digging forces for tough operating conditions. The unit weighs in at 117,945 to 123,020 pounds, depending on configuration, and is powered ...

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