Aggregates — such as gravel, sand, or crushed stone — are among the world’s most important building materials. Roughly 60-75% of concrete is comprised of aggregates, and aggregates make up around 90% of paving asphalt. To create strong, stable construction materials, the aggregate used must...
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Sand is an important construction aggregate used in the production of concrete mixes. However, before it can be used for concrete and cement production, sand must meet specific grain size and cleanliness requirements. As concrete mix specifications change, so too must the aggregate used in...
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Vibratory screens are one of the main types of industrial screening equipment. There are several mechanical screening solutions available across the solid waste management, recycling, and aggregate industries; however, vibrating screens offer a number of unique advantages that make them a first-line option for a...
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Construction and demolition (C&D) waste materials are generated in new construction, demolitions, and renovations. C&D materials contribute heavily to the United States waste stream. In fact, the EPA reported that 569 million tons of C&D waste was created in the U.S. in 2017. That’s more...
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Material Recovery Facilities (MRFs) play a vital role in waste management, scrap processing, and the recycling industry. MRFs specialize in separating, sorting, and ultimately preparing recovered materials for sale to an end buyer. However, increasingly strict international regulations have made recycling contamination a growing concern for...
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Processing sand and gravel products for a variety of specific market applications requires the use of different combinations of equipment. Fine material screw washers are a commonly deployed piece of sand classifier equipment. Below, we’ll outline several maintenance tips to help prevent costly repairs and downtime...
Read More Meeting the demands of screening aggregate, municipal solid waste, and other challenging materials inevitably leads to wear and tear of your screening equipment. Eventually, continued wear will require repairs. Over time, the cumulative maintenance and higher frequency of downtime affect your bottom line. Your machine...
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There are a number of available material screening solutions. Material specifications will dictate the type of screening equipment that is most efficient for the given process. Trommels are one of the most commonly deployed screens for a number of jobs - from compost to municipal...
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Properly sizing a screen requires consideration of key material and machine characteristics, along with desired product specifications. The interplay of these factors will determine the proper machine for the application, the screen media and the efficiency of the machine. Mechanical screening is much more complicated than...
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A southeast C&D Recycling facility has recently chosen to replace their existing trommel screens with a BIVITEC® screen to remove ½" minus fines from -2" fines. The Trommel which was previously used to perform this function was worn out after only 4 yrs of operation....
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