Unsorted debris from construction or demolition sites, railroad ties, and many types of mixed industrial waste can be costly to transport and difficult to recycle or deposit in landfills unless it is shredded to reduce its volume and shape. The high-speed horizontal grinding systems used to produce biomass fuels, landscape mulch, compost, and animal bedding are not effective in reducing these challenging materials. A slow-speed shredder that provides much higher torque is a better solution for commingled, contaminated waste streams such as municipal solid waste (MSW), and pliable synthetic materials like rubber tires and carpeting, which will not fragment easily in a high-speed grinding system...
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