ConExpo-Con/Agg Spotlight: Stedman Machine Co.

The Stedman Machine Co.’s Model H-54 multi-cage mill will be on display at ConExpo-Con/Agg 2017, Booth C30919. It’s best at pulverizing, grinding, crushing and mixing abrasive and non-abrasive materials – wet, sticky or dry. The H-Series provides a finer, more uniform grind; can handle up to 240 tph and are reversible for extended wear life. Stedman cage mills are engineered and…

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From Reduction to Production

AN OVERVIEW OF THE DESIGN, MANUFACTURE AND INSTALLATION OF SIZE-REDUCTION CRUSHING SYSTEMS. By Eric Marcotte Designing and deploying size-reduction systems takes experience. Many people can collect and install some of the pieces they feel are needed to create a working system, but experience with the interrelationships between components is harder to find. And to ensure safety and performance, crushing, screening,…

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Expect More from your Horizontal Shaft Impactor

By Eric Marcotte The mineral processing industry usually evolves rather than revolutionizes, but the Horizontal Shaft Impactor (HSI) has revolutionized the crushing process in numerous industries. There are several varieties of the HSI, and their similarities are more numerous than their differences. All varieties feature externally fed horizontal rotors with breaker bars, which propel material into a series of apron-mounted…

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