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Ultrasonic measurement tracks mix setting behavior

Various international standards describe the measurement of mechanical properties for concrete during the setting process. A typical disadvantage common to test methods is low repeat accuracy.

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Bulk bag design stays one step ahead of OSHA silica rule

A new Blastcrete suppression system limits silica dust exposure in industrial and construction. DustAway consists of an innovative bulk bag design that attaches to a mixer to contain particles released during charging. The bag’s dust ruffle encapsulates airborne particles, helping to control respirable dust. DustAway helps businesses meet new Occupational Safety and Health Administration regulations for crystalline silica by controlling dust to within agency permissible exposure limits (PEL).

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Pour-ready cameras

HoistCam camera systems suit general contractors deploying cranes for concrete pours. The HC140 low profile wireless model attaches to the hook block with magnets to provide the operator with line-of-sight in blind pours. The HC180 is a rugged wireless model featuring an armored dome; it’s designed for long-term use in environments demanding durability and reliability, and delivers day and night vision capability.

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Digital moisture sensor

The sand- and granular products-suited AquaSense has new electronics in an extra-rugged stainless steel and ceramic body, along with internal firmware and a Windows app for setup and calibration. The digital RS485 communication interface can handle up to 10 sensors daisy-chained on the same cable using protocol compatible with most batch controllers; a USB converter allows connection to all types of hardware.

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Outrigger pads

Recessed Radius SafetyTech outrigger pads are billed as unbreakable due to their engineered thermoplastic construction.

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